文件目录

#include <iostream>
using namespace std;
int a, b;
int ans;
void dfs(int a, int b, int num)
{
    if (a < b)
        swap(a, b);
    if (a / b >= 2)
    {
        ans = num;
        return;
    }
    dfs(a - b, b, !num);
}
int main()
{
    while (cin >> a >> b)
    {
        if (a == 0 && b == 0)
            break;
        ans = 1; // 先手赢 1 后手赢 0
        dfs(a, b, 1);
        cout << (ans == 1 ? "win\n" : "lose\n");
    }
    return 0;
}