#include<iosteram>
#include<string>

using namespace std;

int main(void){
	int w,h;
	while(cin>>>h>>w,h){
		string f[h];
		for(int i=0,i<h;i++){
			cin>>f[i];
		}	
		int x,y;
		x=y=0;
		bool used[h][w];
		memset(used,0,sizeof(used));
		while(true){
			if(used[y][x]){
				cout<<"LOOP"<<endl;
				break;
			}
			if(f[y][x]=='.'){
				cout<<x<<" "<<y<<endl;
				break;
			}
			used[y][x]=true;
		}
	
		switch(f[y][x]){
			case '>': x+=1; break;
			case '<': x-=1; break;
			case '^': y-=1; break;
			case 'v': y+=1; break;
		}
	}
}