USACO CHAPTER 1 1.1 Ride 水题

水题，主要是学习文件输入输出。

/*
ID: ijustwa1
LANG: C++
TASK: ride
*/
#include<cstdio>
#include<cstring>

using namespace std;

const int base=16;
const int mod=47;

char s[10];
char t[10];

int main()
{
    FILE *fin=fopen("ride.in","r");
    FILE *fout=fopen("ride.out","w");

    fscanf(fin,"%s",s);
    fscanf(fin,"%s",t);
    int sums=1;
    int sumt=1;
    for(int i=0;s[i]!='';i++)
    {
        sums*=(s[i]-'0'-base);
    }
    sums%=mod;
    for(int i=0;t[i]!='';i++)
    {
        sumt*=(t[i]-'0'-base);
    }
    sumt%=mod;

    if(sums==sumt)
    {
        fprintf(fout,"GO
");
        //fprintf(stdout,"GO
");
    }
    else
    {
        fprintf(fout,"STAY
");
        //fprintf(stdout,"STAY
");
    }
    return 0;
}