HDU 1525 Euclid's Game

Posted 2022-03-31 dacc123

题目

#include <stdio.h>
#include <iostream>

using namespace std;

int dfs(int a,int b,int ans)

    if(a%b==0)
    
        return ans;
    
    else if(a>b&&a<2*b)
    
        return dfs(b,a%b,ans^1);
    
    else
    
        return ans;
    


int main()

    int a,b;
    while(scanf("%d%d",&a,&b)!=EOF)
    
        if(a==0&&b==0)
            break;
        
        if(a<b) swap(a,b);
        if(dfs(a,b,1)==1)
        
            printf("Stan wins\n");
            
        
        else
            printf("Ollie wins\n");