USACO 1.1 Your Ride Is Here

直接模拟

#include<cstdio>
#include<cstring>
using namespace std;
#define MAXN 10
#define MOD 47
char s[MAXN],t[MAXN];
int main()
{
    scanf("%s %s",s+,t+);
    int l1=strlen(s+),l2=strlen(t+),s1=,s2=;
    for(int i=;i<=l1;i++)
        s1=s1*(s[i]-'A'+)%MOD;
    s1%=MOD;
    for(int i=;i<=l2;i++)
        s2=s2*(t[i]-'A'+)%MOD;
    s2%=MOD;
    if(s1==s2)
        printf("GO\n");
    else printf("STAY\n");
    return ;
}