#include<stdio.h>
int main()
{
	int x1,x2,x3;
	int a;
	int he;
	scanf("%d-%d-%d-%d",&x1,&x2,&x3,&a);
	he=x1+x2%10*4+(x2/10)%10*3+(x2/100)*2+x3%10*9+(x3/10)%10*8+(x3/100)%10*7+(x3/1000)%10*6+(x3/10000)*5;
	he=he%11;
	if(he==a)
	{
		printf("Right");
	}
	else
	{
	printf("%d-%d-%d-%d",x1,x2,x3,he);	
	}
	return 0;
}