gistfile1.cpp

#include <string>
#include <iostream>
#include <cstdio>
#include <cstdlib>
#include <unistd.h>
using namespace std;

const string token="yazawa",base="http://not-522.appspot.com/coderunner/";

string query(string url) {
    FILE *f = popen(("curl -s \"" + url + "\"").c_str(), "r");
    if (f == NULL) {
        perror("error!");
    }
    char buf[1024];
    string res;
    while (!feof(f)) {
        if (fgets(buf, 1024, f) == NULL) break;
        res += (string)(buf);
    }
    pclose(f);
    return res;
}

int newgame(){
    return stoi(query(base+"new"+"?token="+token));
}
string get(int n){
    return query(base+"get"+"?token="+token+"&stones="+to_string(n));
}

int main() {
    int N=newgame(),now;
    for(;;){
        if(N%4==0) now=1;
        else now=N%4;
        cout<<N<<" "<<now<<endl;
        string res=get(now);
        if(res=="YOU WIN"||res=="YOU LOSE"){
            cout<<res<<endl;
            break;
        }else N=stoi(res);
    }
    return 0;
}