60分,3,4节点wa,求助大佬

P1914 小书童——凯撒密码

Faded_wind123 @ 2024-03-22 10:56:53


#include<bits/stdc++.h>
using namespace std;
int main(){
    int n,a[50];
    string s;
    cin>>n;
    cin>>s;
    for(int i=0;i<s.length();i++){
        a[i]=s[i];
        a[i]+=n;
        if(a[i]>127){a[i]=a[i]-26;}
        s[i]=a[i];
        cout<<s[i];
    }
    return 0;
}

by kexun_kevin @ 2024-03-26 20:17:08

if(a[i]>127){a[i]=a[i]-26;}

改为

if(a[i]>122){a[i]=a[i]-26;}

因为 'z' 的 ASCII 码是 122


by kexun_kevin @ 2024-03-26 20:17:47

@Faded_wind123


by Faded_wind123 @ 2024-03-26 20:22:59

@kexun_kevin 感谢大佬


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