62pts求调

题目

AT_abc131_a.[ABC131A] Security

代码

#include <bits/stdc++.h>
using namespace std;

int main(){
    string s;
    bool flag = true;
    cin >> s;
    for(int i = 0;i <= s.size();i++){
        if(s[i] == s[i + 1]){
            flag = false;
        }
    }
    if(flag == false){
        cout << "Bad";
    }else{
        cout << "Good";
    }
    return 0;
}

$\color{green}{注:此题帖主已通过}$