代码：

#include<cstdio>
using namespace std;
char a,b,c,d,e,f,g,h,i,j; int s;
int main(){
    scanf("%c-%c%c%c-%c%c%c%c%c-%c",&a,&b,&c,&d,&e,&f,&g,&h,&i,&j);
    s=(a-'0')*1+(b-'0')*2+(c-'0')*3+(d-'0')*4+(e-'0')*5+(f-'0')*6+(g-'0')*7+(h-'0')*8+(i-'0')*9;
    s%=11;
    if((s==10&&j=='X')||s==j-'0') printf("Right");
    else
      printf("%c-%c%c%c-%c%c%c%c%c-%c",a,b,c,d,e,f,g,h,i,s==10?'x':s+'0');
    return 0;
}