USACO：Your Ride Is Here

 

/*
ID:zjxucha1
LANG:C
PROG:ride
*/

#include <stdio.h>
#include <string.h>

int charToInt(char);
int calculate(char[]);
int getNum(char[]);
int main(void)
{
 FILE *fp1 = fopen("ride.in", "r");
 FILE *fp2 = fopen("ride.out", "w");
 //printf("%d", 2 * 'c');
 char group[10];
 char comet[10];
 fscanf(fp1, "%s%s", group, comet);
 int sumg, sumc;
 sumg = calculate(group);
 //printf("%d", sumg);
 sumc = calculate(comet);
 if (sumg%47 == sumc%47)
 {
  fprintf(fp2, "%s\n", "GO"); 
 }
 else
 {
  fprintf(fp2, "%s\n", "STAY");
 }
 fclose(fp1);
 fclose(fp2);
 return 0;
}

int charToInt(char from)
{
 int k;
 k = from - 64;
 //printf("%d", k);
 return k;
}

int calculate(char s[])
{
 int i;
 int sum = 1;
 for (i=0; i<strlen(s) ;i++)
 {
  sum = sum * charToInt(s[i]);
  printf("%d\n", strlen(s));
 }
 return sum;
}