```cpp
#include<iostream>
using namespace std;
void dfs(int a,int b,int path){
    if(a%b==0||a/b>=2){
        if(path%2==1){
        cout<<"win"<<endl;
        }else{
        cout<<"lose"<<endl;
        }
        return ;
    }
    dfs(b,a%b,path+1);
}
int main(){
    int a,b;
    while(cin>>a>>b){
        if(a==0&&b==0){
            break;
        }
        if(a<b){
            swap(a,b);
        }
        dfs(a,b,1);
    }
    return 0;
}