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#include <bits/stdc++.h>
using namespace std;
// 0-670-82162-4
int main() {
char a, b, c, d, e, f, g, h, i, j;
int check;
scanf("%c-%c%c%c-%c%c%c%c%c-%c", &a, &b, &c, &d, &e, &f, &g, &h, &i, &j);
check = (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;
check %= 11;
if (j == 'X' && check == 10 || check == 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,
check == 10 ? 'X' : check + '0');
return 0;
}