C++ :

#include <stdio.h>
int main ()
{
	int n;
	//freopen("a.in","r",stdin);
	//freopen("a.out","w",stdout);
	while(scanf("%d",&n) != EOF)
	{
		if(n == 0)
			printf("lose\n");
		else
			printf("win\n");
	}
	return 0;
}