#include<bits/stdc++.h> using namespace std; int main(){ int a,b,c; cin>>a>>b; for(int f = 1; f <= a; f ++ ){ for(int w = 1; w <= b; w ++ ){ cin>>c; if(c!=0){ cout<<f<<" "<<w<<" "<<c<<"\n"; } } } return 0; }