#include<bits/stdc++.h>
using namespace std;
int n, m;
int SG[210][210], vis[210];
void pre() {
	for(int x = 2; x <= 200; ++x)
		for(int y = 2; y <= 200; ++y) {
			for(int i = 0; i <= 200; ++i) vis[i] = 0;
			for(int i = 2; x - i >= 2; ++i) vis[SG[i][y] ^ SG[x-i][y]] = 1;
			for(int i = 2; y - i >= 2; ++i) vis[SG[x][i] ^ SG[x][y-i]] = 1;
			for(int i = 0; i <= 200; ++i)
				if(!vis[i]) {
					SG[x][y] = i;
					break;
				}
		}
}
signed main() {
	pre();
	while(scanf("%d%d", &n, &m) != EOF)
		printf("%s\n", SG[n][m] == 0 ? "LOSE" : "WIN");
	return 0;
}