From 536de24fd1a47eee70ccc948ef4d007e45207226 Mon Sep 17 00:00:00 2001 From: "chenguangjian.jk" Date: Thu, 3 Aug 2023 19:56:11 +0800 Subject: [PATCH] 20230803 --- .../exercies.md" | 46 ++++++++++++ .../solution.java" | 72 +++++++++++++++++++ .../test_cases/1.in" | 1 + .../test_cases/1.out" | 1 + .../test_cases/10.in" | 1 + .../test_cases/10.out" | 1 + .../test_cases/2.in" | 1 + .../test_cases/2.out" | 1 + .../test_cases/3.in" | 1 + .../test_cases/3.out" | 1 + .../test_cases/4.in" | 1 + .../test_cases/4.out" | 1 + .../test_cases/5.in" | 1 + .../test_cases/5.out" | 1 + .../test_cases/6.in" | 1 + .../test_cases/6.out" | 1 + .../test_cases/7.in" | 1 + .../test_cases/7.out" | 1 + .../test_cases/8.in" | 1 + .../test_cases/8.out" | 1 + .../test_cases/9.in" | 1 + .../test_cases/9.out" | 1 + .../S\346\225\260/exercises.md" | 52 ++++++++++++++ .../S\346\225\260/solution.java" | 69 ++++++++++++++++++ .../S\346\225\260/test_cases/1.in" | 2 + .../S\346\225\260/test_cases/1.out" | 1 + .../S\346\225\260/test_cases/10.in" | 2 + .../S\346\225\260/test_cases/10.out" | 1 + .../S\346\225\260/test_cases/2.in" | 2 + .../S\346\225\260/test_cases/2.out" | 1 + .../S\346\225\260/test_cases/3.in" | 2 + .../S\346\225\260/test_cases/3.out" | 1 + .../S\346\225\260/test_cases/4.in" | 2 + .../S\346\225\260/test_cases/4.out" | 1 + .../S\346\225\260/test_cases/5.in" | 2 + .../S\346\225\260/test_cases/5.out" | 1 + .../S\346\225\260/test_cases/6.in" | 2 + .../S\346\225\260/test_cases/6.out" | 1 + .../S\346\225\260/test_cases/7.in" | 2 + .../S\346\225\260/test_cases/7.out" | 1 + .../S\346\225\260/test_cases/8.in" | 2 + .../S\346\225\260/test_cases/8.out" | 1 + .../S\346\225\260/test_cases/9.in" | 2 + .../S\346\225\260/test_cases/9.out" | 1 + .../\351\242\230\347\233\256.md" | 55 ++++++++++++++ 45 files changed, 344 insertions(+) create mode 100644 "exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/exercies.md" create mode 100644 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"exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/3.out" create mode 100644 "exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/4.in" create mode 100644 "exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/4.out" create mode 100644 "exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/5.in" create mode 100644 "exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/5.out" create mode 100644 "exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/6.in" create mode 100644 "exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/6.out" create mode 100644 "exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/7.in" create mode 100644 "exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/7.out" create mode 100644 "exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/8.in" create mode 100644 "exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/8.out" create mode 100644 "exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/9.in" create mode 100644 "exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/9.out" create mode 100644 "exercises/chenguangjian20230803/\351\235\236\347\274\226\347\250\213\351\242\230/\351\242\230\347\233\256.md" diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/exercies.md" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/exercies.md" new file mode 100644 index 0000000..2c1360f --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/exercies.md" @@ -0,0 +1,46 @@ +# 最小H值 + + +给你一个二维 rows x columns 的地图 heights ， +其中 heights[row][col] 表示格子 (row, col) 的高度。 +一开始你在最左上角的格子 (0, 0) ， +且你希望去最右下角的格子 (rows-1, columns-1) （注意下标从 0 开始编号）。 +你每次可以往 上，下，左，右 四个方向之一移动，你想要找到H值最小的一条路径。 + +一条路径的 H值 是路径上相邻格子之间 高度差绝对值 的 最大值 决定的。 +请你返回从左上角走到右下角的最小H值。 + +## 输入描述 + +输入：heights = [[1,2,2],[3,8,2],[5,3,5]] + +## 输出描述 + +输出：2 +解释：路径 [1,3,5,3,5] 连续格子的差值绝对值最大为 2 。 +这条路径比路径 [1,2,2,2,5] 更优，因为另一条路径差值最大值为 3 。 + +## 输入样例 +* 输入样例1 +``` +[[1,2,2],[3,8,2],[5,3,5]] +``` + +* 输入样例2 +``` +`[[1,2,1,1,1],[1,2,1,2,1],[1,2,1,2,1],[1,2,1,2,1],[1,1,1,2,1]]` +``` + +## 输出样例 +* 输出样例1 + +`2` + + +* 输出样例2 + +`0` + +## 提示 + +无 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/solution.java" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/solution.java" new file mode 100644 index 0000000..5c46a51 --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/solution.java" @@ -0,0 +1,72 @@ + +import java.util.LinkedList; +import java.util.Queue; +import java.util.Scanner; + +public class Solution { + + public static void main(String[] args) { + + // 控制台输入 + Scanner scanner = new Scanner(System.in); + String matrixStr = scanner.nextLine(); + + int[][] matrix = new int[][]{}; + // 解析字符串，构造二维数组 + matrixStr = matrixStr.replaceAll(" ", ""); + + if (!"[]".equals(matrixStr)) { + String[] strArr = matrixStr.replaceAll("\\[\\[", "").replaceAll("\\]\\]", "").split("\\],\\["); + matrix = new int[strArr.length][]; + + for (int i = 0; i < strArr.length; i++) { + String[] innerArr = strArr[i].split(","); + matrix[i] = new int[innerArr.length]; + for (int j = 0; j < innerArr.length; j++) { + matrix[i][j] = Integer.parseInt(innerArr[j].trim()); + } + } + } + + scanner.close(); + // 调用方法 + int res = minimumEffortPath(matrix); + // 输出结果 + System.out.println(res); + } + + public static int minimumEffortPath(int[][] heights) { + + int[][] dirs = {{-1, 0}, {1, 0}, {0, -1}, {0, 1}}; + + int m = heights.length; + int n = heights[0].length; + int left = 0, right = 999999, ans = 0; + while (left <= right) { + int mid = (left + right) / 2; + Queue queue = new LinkedList(); + queue.offer(new int[]{0, 0}); + boolean[] seen = new boolean[m * n]; + seen[0] = true; + while (!queue.isEmpty()) { + int[] cell = queue.poll(); + int x = cell[0], y = cell[1]; + for (int i = 0; i < 4; ++i) { + int nx = x + dirs[i][0]; + int ny = y + dirs[i][1]; + if (nx >= 0 && nx < m && ny >= 0 && ny < n && !seen[nx * n + ny] && Math.abs(heights[x][y] - heights[nx][ny]) <= mid) { + queue.offer(new int[]{nx, ny}); + seen[nx * n + ny] = true; + } + } + } + if (seen[m * n - 1]) { + ans = mid; + right = mid - 1; + } else { + left = mid + 1; + } + } + return ans; + } +} diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/1.in" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/1.in" new file mode 100644 index 0000000..321b663 --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/1.in" @@ -0,0 +1 @@ +[[1,2,2],[3,8,2],[5,3,5]] \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/1.out" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/1.out" new file mode 100644 index 0000000..d8263ee --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/1.out" @@ -0,0 +1 @@ +2 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/10.in" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/10.in" new file mode 100644 index 0000000..1e24fa8 --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/10.in" @@ -0,0 +1 @@ +[[10,4,12],[13,8,22],[15,25,5]] \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/10.out" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/10.out" new file mode 100644 index 0000000..8e2afd3 --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/10.out" @@ -0,0 +1 @@ +17 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/2.in" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/2.in" new file mode 100644 index 0000000..822e58a --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/2.in" @@ -0,0 +1 @@ +[[1,2,1,1,1],[1,2,1,2,1],[1,2,1,2,1],[1,2,1,2,1],[1,1,1,2,1]] \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/2.out" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/2.out" new file mode 100644 index 0000000..c227083 --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/2.out" @@ -0,0 +1 @@ +0 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/3.in" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/3.in" new file mode 100644 index 0000000..2bb65e6 --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/3.in" @@ -0,0 +1 @@ +[[1,2,2],[3,8,2],[5,5,5]] \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/3.out" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/3.out" new file mode 100644 index 0000000..d8263ee --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/3.out" @@ -0,0 +1 @@ +2 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/4.in" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/4.in" new file mode 100644 index 0000000..7e217b8 --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/4.in" @@ -0,0 +1 @@ +[[1,4,2],[3,8,2],[5,5,5]] \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/4.out" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/4.out" new file mode 100644 index 0000000..d8263ee --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/4.out" @@ -0,0 +1 @@ +2 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/5.in" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/5.in" new file mode 100644 index 0000000..337e02f --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/5.in" @@ -0,0 +1 @@ +[[1,4,2],[13,8,2],[5,5,5]] \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/5.out" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/5.out" new file mode 100644 index 0000000..e440e5c --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/5.out" @@ -0,0 +1 @@ +3 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/6.in" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/6.in" new file mode 100644 index 0000000..ffef9eb --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/6.in" @@ -0,0 +1 @@ +[[1,4,2],[13,8,22],[5,5,5]] \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/6.out" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/6.out" new file mode 100644 index 0000000..bf0d87a --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/6.out" @@ -0,0 +1 @@ +4 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/7.in" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/7.in" new file mode 100644 index 0000000..1158d8e --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/7.in" @@ -0,0 +1 @@ +[[1,4,2],[13,8,22],[15,5,5]] \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/7.out" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/7.out" new file mode 100644 index 0000000..bf0d87a --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/7.out" @@ -0,0 +1 @@ +4 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/8.in" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/8.in" new file mode 100644 index 0000000..8e55900 --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/8.in" @@ -0,0 +1 @@ +[[1,4,2],[13,8,22],[15,25,5]] \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/8.out" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/8.out" new file mode 100644 index 0000000..8e2afd3 --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/8.out" @@ -0,0 +1 @@ +17 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/9.in" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/9.in" new file mode 100644 index 0000000..5bf7ae6 --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/9.in" @@ -0,0 +1 @@ +[[1,4,12],[13,8,22],[15,25,5]] \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/9.out" "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/9.out" new file mode 100644 index 0000000..8e2afd3 --- /dev/null +++ "b/exercises/chenguangjian20230803/\344\270\255\347\255\211/\346\234\200\345\260\217H\345\200\274/test_cases/9.out" @@ -0,0 +1 @@ +17 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/exercises.md" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/exercises.md" new file mode 100644 index 0000000..56f5299 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/exercises.md" @@ -0,0 +1,52 @@ +# S数 + +如果一个正整数自身是回文数，而且它也是一个回文数的平方，那么我们称这个数为 S数。 + +现在，给定两个正整数 L 和 R （以字符串形式表示），返回包含在范围 [L, R] 中的S数的数目。 + + +## 输入描述 + +输入：L = "4", R = "1000" + +## 输出描述 +输出：4 + +解释： +4，9，121，484, 共有4个数是S数。 + +## 输入样例 + +* 输入样例1 +``` +4 +1000 +``` +* 输入样例2 +``` +10 +10000 +``` + +## 输出样例 + +* 输出样例1 +``` +4 +``` + +* 输出样例2 +``` +2 +``` + +## 提示 + +1 <= len(L) <= 18 + + +1 <= len(R) <= 18 + +L 和 R 是表示 [1, 10^18) 范围的整数的字符串。 + +int(L) <= int(R) \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/solution.java" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/solution.java" new file mode 100644 index 0000000..69ee3d1 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/solution.java" @@ -0,0 +1,69 @@ + +import java.util.Scanner; + +class Solution { + + public static void main(String[] args) { + + // 控制台输入 + Scanner scanner = new Scanner(System.in); + String s = scanner.nextLine(); + String p = scanner.nextLine(); + + scanner.close(); + // 调用方法 + int res = superpalindromesInRange(s, p); + // 输出结果 + System.out.println(res); + + } + + + public static int superpalindromesInRange(String sL, String sR) { + long L = Long.valueOf(sL); + long R = Long.valueOf(sR); + int MAGIC = 100000; + int ans = 0; + + // count odd length; + for (int k = 1; k < MAGIC; ++k) { + StringBuilder sb = new StringBuilder(Integer.toString(k)); + for (int i = sb.length() - 2; i >= 0; --i) + sb.append(sb.charAt(i)); + long v = Long.valueOf(sb.toString()); + v *= v; + if (v > R) break; + if (v >= L && isPalindrome(v)) { + ans++; + } + + } + + // count even length; + for (int k = 1; k < MAGIC; ++k) { + StringBuilder sb = new StringBuilder(Integer.toString(k)); + for (int i = sb.length() - 1; i >= 0; --i) + sb.append(sb.charAt(i)); + long v = Long.valueOf(sb.toString()); + v *= v; + if (v > R) break; + if (v >= L && isPalindrome(v)) ans++; + } + + return ans; + } + + public static boolean isPalindrome(long x) { + return x == reverse(x); + } + + public static long reverse(long x) { + long ans = 0; + while (x > 0) { + ans = 10 * ans + x % 10; + x /= 10; + } + + return ans; + } +} diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/1.in" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/1.in" new file mode 100644 index 0000000..c4644e7 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/1.in" @@ -0,0 +1,2 @@ +4 +1000 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/1.out" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/1.out" new file mode 100644 index 0000000..bf0d87a --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/1.out" @@ -0,0 +1 @@ +4 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/10.in" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/10.in" new file mode 100644 index 0000000..bb6e4a0 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/10.in" @@ -0,0 +1,2 @@ +1 +1000000 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/10.out" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/10.out" new file mode 100644 index 0000000..9a03714 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/10.out" @@ -0,0 +1 @@ +10 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/2.in" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/2.in" new file mode 100644 index 0000000..aa2f0e1 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/2.in" @@ -0,0 +1,2 @@ +10 +10000 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/2.out" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/2.out" new file mode 100644 index 0000000..d8263ee --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/2.out" @@ -0,0 +1 @@ +2 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/3.in" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/3.in" new file mode 100644 index 0000000..5aae3c5 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/3.in" @@ -0,0 +1,2 @@ +1 +100000 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/3.out" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/3.out" new file mode 100644 index 0000000..9a03714 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/3.out" @@ -0,0 +1 @@ +10 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/4.in" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/4.in" new file mode 100644 index 0000000..75c8705 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/4.in" @@ -0,0 +1,2 @@ +100 +100000 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/4.out" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/4.out" new file mode 100644 index 0000000..c793025 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/4.out" @@ -0,0 +1 @@ +7 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/5.in" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/5.in" new file mode 100644 index 0000000..a88689c --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/5.in" @@ -0,0 +1,2 @@ +10 +500000 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/5.out" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/5.out" new file mode 100644 index 0000000..c793025 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/5.out" @@ -0,0 +1 @@ +7 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/6.in" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/6.in" new file mode 100644 index 0000000..8381d8a --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/6.in" @@ -0,0 +1,2 @@ +10 +600000 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/6.out" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/6.out" new file mode 100644 index 0000000..c793025 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/6.out" @@ -0,0 +1 @@ +7 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/7.in" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/7.in" new file mode 100644 index 0000000..193e6fd --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/7.in" @@ -0,0 +1,2 @@ +1 +700000 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/7.out" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/7.out" new file mode 100644 index 0000000..9a03714 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/7.out" @@ -0,0 +1 @@ +10 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/8.in" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/8.in" new file mode 100644 index 0000000..b4e28a9 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/8.in" @@ -0,0 +1,2 @@ +1 +800000 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/8.out" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/8.out" new file mode 100644 index 0000000..9a03714 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/8.out" @@ -0,0 +1 @@ +10 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/9.in" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/9.in" new file mode 100644 index 0000000..277373e --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/9.in" @@ -0,0 +1,2 @@ +1 +900000 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/9.out" "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/9.out" new file mode 100644 index 0000000..9a03714 --- /dev/null +++ "b/exercises/chenguangjian20230803/\345\233\260\351\232\276/S\346\225\260/test_cases/9.out" @@ -0,0 +1 @@ +10 \ No newline at end of file diff --git "a/exercises/chenguangjian20230803/\351\235\236\347\274\226\347\250\213\351\242\230/\351\242\230\347\233\256.md" "b/exercises/chenguangjian20230803/\351\235\236\347\274\226\347\250\213\351\242\230/\351\242\230\347\233\256.md" new file mode 100644 index 0000000..88cbb0c --- /dev/null +++ "b/exercises/chenguangjian20230803/\351\235\236\347\274\226\347\250\213\351\242\230/\351\242\230\347\233\256.md" @@ -0,0 +1,55 @@ +# 1：关于软件架构设计，以下哪个原则可以帮助我们降低系统的耦合度？ + +A. 单一职责原则 + +B. 开放封闭原则 + +C. 里氏替换原则 + +D. 依赖倒置原则 + +答案：D + +解释：依赖倒置原则（Dependency Inversion Principle, DIP）指的是高层模块不应该依赖于低层模块，两者都应该依赖于抽象。抽象不应该依赖于具体，具体应该依赖于抽象。这样可以降低系统的耦合度，提高模块间的可替换性和可维护性。 + +# 2：以下哪个设计原则鼓励我们在实现功能时，尽量对现有代码进行扩展而不是修改？ + +A. 单一职责原则 + +B. 开放封闭原则 + +C. 里氏替换原则 + +D. 接口隔离原则 + +答案：B + +解释：开放封闭原则（Open/Closed Principle, OCP）指的是软件实体（类、模块、函数等）应该对扩展开放，对修改封闭。这意味着在实现新功能时，我们应该尽量通过添加新代码来实现，而不是修改现有代码，从而提高系统的稳定性和可维护性。 + +# 3：以下哪个选项不属于编码规范的内容？ + +A. 变量命名规则 + +B. 注释规范 + +C. 代码缩进和格式化 + +D. 数据库表设计 + +答案：D + +解释：编码规范主要关注代码的编写风格，包括变量命名规则、注释规范、代码缩进和格式化等。数据库表设计属于数据库设计范畴，与编码规范不是同一概念。 + +# 4：关于工程效能，以下哪个选项可以帮助提高团队的开发效率？ + +A. 频繁地进行代码审查 + +B. 使用自动化测试工具 + +C. 使用版本控制系统 + +D. 所有选项都正确 + +答案：D + +解释：所有选项都有助于提高团队的开发效率。频繁地进行代码审查可以帮助发现和修复问题，提高代码质量；使用自动化测试工具可以减少手动测试的工作量，提高测试效率；使用版本控制系统可以更好地管理代码，便于团队协作。 \ No newline at end of file -- GitLab