显示代码纯文本
#include <iostream>
#include <cstdio>
#include <cstdlib>
using namespace std;
int main(void)
{
freopen("isbn.in","r",stdin);
freopen("isbn.out","w",stdout);
int i,ans=0,a[20]={0};
char in,out;
scanf("%1d%*c%1d%1d%1d%*c%1d%1d%1d%1d%1d%*c%c",&a[1],&a[2],&a[3],&a[4],&a[5],&a[6],&a[7],&a[8],&a[9],&in);
for (i=1;i<=9;i++)
ans+=a[i]*i;
ans%=11;
out=ans+'0';
if (out=='0'+10)
out='X';
if (in==out)
printf("Right\n");
else
printf("%d-%d%d%d-%d%d%d%d%d-%c\n",a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9],out);
return(0);
}