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/*
ID: mytbk921
LANG: C
TASK: ride
*/

#include <stdio.h>
#define MODN 47

int main()
{
	FILE *fin=fopen("ride.in","r");
	FILE *fout=fopen("ride.out","w");
	int p[2]={1,1}; //2 products
	char str[2][8];

	int i,j;
	fscanf(fin,"%s%s",str[0],str[1]);
	for (i=0;i<2;i++){
		for (j=0;str[i][j];j++){
			p[i]*=str[i][j]-'A'+1;
			p[i]%=MODN;
		}
	}
	if (p[0]==p[1])
		fprintf(fout,"GO\n");
	else
		fprintf(fout,"STAY\n");
	
	return 0;
}