含蓄铅笔

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2年10月17天

js pub 自定义公共函数

参考 https://www.cnblogs.com/guoyeqiang/p/8178336.html function array_column(arr, column) { return arr.map(v => v[column]) } //过滤重复 function rmRepeat(arr,str){ var newArr = []; for(var i=0 ; i<arr

7.9训练

A题A题链接A team of three programmers is going to play a contest. The contest consists of n problems, numbered from 1 to n. Each problem is printed on a separate sheet of paper. The participants have decided to divide the problem statements into three pa