用大脑演算了一遍,
完全没有错;
看计算机的结果差点喷了
很懵*
帮帮“蔡(只因)”吧,大佬们!!!
源代码:
#include <iostream>QAQ
#include <cstdio>
#include <algorithm>
#include <cstring>
using namespace std;
int main(){
string str;
getline(cin,str);
char ch[26];
int timer = 0;
int times = 1;
bool bol = false;
for(int i = 0;i<str.length();i++){
if(str[i] == '('){
while(str[i+1] != ')'){
i++;
if((str[i] >= 'a' && str[i] <= 'z') || (str[i] >= 'A' || str[i] <= 'Z')){
ch[timer] = str[i];
timer++;
}
}
}
}
for(int i = 0;i<timer;i++){
for(int j = i;j<timer;j++){
if(ch[j] == ch[i]){
bol = true;
break;
}
}
if(bol){
cout<<"YES";
return 0;
}
}
cout<<"NO";
return 0;
}