ISBN码

louyuxiang

#include<bits/stdc++.h>
using namespace std;
char a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,x;
int sum,ys;
int main(){
        cin>>a1>>x>>a2>>a3>>a4>>x>>a5>>a6>>a7>>a8>>a9>>x>>a10;
        sum=(a1-'0')*1+(a2-'0')*2+(a3-'0')*3+(a4-'0')*4+(a5-'0')*5+(a6-'0')*6+(a7-'0')*7+(a8-'0')*8+(a9-'0')*9;
        ys=sum%11;
        if(ys==a10-'0' || ys==10 && a10=='X') cout<<"Right";
        else{
                cout<<a1<<'-'<<a2<<a3<<a4<<'-'<<a5<<a6<<a7<<a8<<a9<<'-';
                if(ys<10) cout<<ys;else cout<<"X";
                }
        return 0;
}