Merge branch 'master' into 'master'

蓄水池截面积

See merge request !7

exercises/tangzw/中等/蓄水池截面积/exercise.md

+# 蓄水池截面积
+
+工匠用高度不同但宽度一致的隔板修建蓄水池，将隔板按顺序码好后，再将其前面和后面封闭，求蓄水池的截面积
+
+## 输入描述
+输入一个元素不为负的数组，表示每个石块的排列顺序和高度，当数组元素为0表示该块板的地方空着不放隔板
+
+## 输出描述
+输出截面积
+
+## 输入样例
+[2,1,0,3]
+
+## 输出样例
+3
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exercises/tangzw/中等/蓄水池截面积/test_cases/1.in

+[1,0,1]
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exercises/tangzw/中等/蓄水池截面积/test_cases/1.output

+1
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exercises/tangzw/中等/蓄水池截面积/test_cases/10.in

+[13,2,3,11,4,5,6,9,0,1,3,7]
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exercises/tangzw/中等/蓄水池截面积/test_cases/10.output

+46
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exercises/tangzw/中等/蓄水池截面积/test_cases/2.in

+[1,0,0,1]
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exercises/tangzw/中等/蓄水池截面积/test_cases/2.output

+2
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exercises/tangzw/中等/蓄水池截面积/test_cases/3.in

+[2,0,0,1]
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exercises/tangzw/中等/蓄水池截面积/test_cases/3.output

+2
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exercises/tangzw/中等/蓄水池截面积/test_cases/4.in

+[5,1,0,3,1,2]
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exercises/tangzw/中等/蓄水池截面积/test_cases/4.output

+6
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exercises/tangzw/中等/蓄水池截面积/test_cases/5.in

+[0]
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exercises/tangzw/中等/蓄水池截面积/test_cases/5.output

+0
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exercises/tangzw/中等/蓄水池截面积/test_cases/6.in

+[1,3,5,7,10]
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exercises/tangzw/中等/蓄水池截面积/test_cases/6.output

+0
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exercises/tangzw/中等/蓄水池截面积/test_cases/7.in

+[6,5,4,3,2,1]
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exercises/tangzw/中等/蓄水池截面积/test_cases/7.output

+0
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exercises/tangzw/中等/蓄水池截面积/test_cases/8.in

+[4,0,1,5]
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exercises/tangzw/中等/蓄水池截面积/test_cases/8.output

+7
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exercises/tangzw/中等/蓄水池截面积/test_cases/9.in

+[5,0,1,9,7,3,4,2,3]
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exercises/tangzw/中等/蓄水池截面积/test_cases/9.output

+11
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exercises/tangzw/困难/.gitkeep

+