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Codeforces Round #535 (Div. 3) Nice Garland 这题之前死活读不懂，看别人代码后，自己写的代码又有错，对照别人代码，半天改不出来！！！真的急，测试数据太坑了，最后还是改好了。 You have a garland consisting ofnnlamps. Each lamp is colored red, green or blue. The ...

题意理解很重要！！！ Salem gave younnsticks with integer positive lengthsa1,a2,…,ana1,a2,…,an. For every stick, you can change its length to any other positive integer length (that is, either shrink or str...

我编写了个大数减法的程序但是会出现很奇怪的报错，然后我就一路百度。。。 现在我们尝试对以下代码用VS2019进行调试修改bug： //源文件main.cpp #include<stdio.h> #include<string.h> const int maxn = 1e3 + 10; /* int input(char a[],char b[]) { int j=0...