60分求助大佬

zys180 @ 2022-08-30 17:17:56

#include<bits/stdc++.h>
using namespace std;
int main() {
    int n,m=0,time=0;
    cin>>n;
    string a;
    cin>>a;
    for(int i=0;i<=a.size();i++){
        a[i]=a[i]+n;
        if(a[i]>122){
            a[i]-=26;
        }
    } 
    cout<<a;
    return 0;
}

by zcb123 @ 2022-08-30 18:37:55

样例

26 qwertyuiopasdfghjklzxcvbnm

AC代码：

#include<bits/stdc++.h>
using namespace std;
int main() {
    int n;
    cin>>n;
    string a;
    cin>>a;
    n %= 26;
    n -= 26;
    for(int i=0;i<a.size();i++){
        a[i]=a[i]+n;
        if(a[i] < 'a'){
            a[i]+=26;
        }
    } 
    cout<<a;
    return 0;
}

by zys180 @ 2022-08-30 19:01:31

我这边用自己代码已经过了，谢谢大佬