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题目描述有一个n*m的棋盘(1#include#include#include#include#include#include#include#include#include#include#define N 300005 typedef long long ll;u... 阅读全文
posted @ 2019-03-02 17:55
black_hole6
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A - Pretty Matrix DreamGrid's birthday is coming. As his best friend, BaoBao is going to prepare a gift for him.As we all know, BaoBao... 阅读全文
posted @ 2019-03-02 17:50
black_hole6
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1.输入一个无符号整数x，输出x的二进制表示中1的个数.输入： 76584输出： 7水题：数据应该也不大，long long 也能过代码：#include#include#include#include#include#include#include#includ... 阅读全文
posted @ 2019-03-02 11:51
black_hole6
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