暴力题

#include "iostream"#include "iomanip"#include "string.h"#include "stack"#include "queue"#include "string"#include "vector"#include "set"#include "map"#include "algorithm"#include "stdio.h"#include "math.h"#pragma comment(linker, "/STACK:102400000,102400000")#define bug(x) cout<
     
      <<" "<<"UUUUU"<