poj 3917 Rock, Paper, Scissors

#include<stdio.h>#include<string.h>int main(){    int n,i,p1,p0;    char c[2][3000];    while(scanf("%s%s",c[0],c[1])!=EOF&&c[0][0]!='E')    {        n=strlen(c[0]);        p0=p1=0;        for(i=0;i<n;i++)        { if(c[0][i]=='R') {     if(c[1][i]=='R')continue;     else if(c[1][i]=='P')p1++;     else p0++; } else if(c[0][i]=='P') {     if(c[1][i]=='R')p0++;     else if(c[1][i]=='P')continue;     else p1++; } else {     if(c[1][i]=='R')p1++;     else if(c[1][i]=='P')p0++;     else continue; }        }        printf("P1: %dnP2: %dn",p0,p1);    }    return 0;}