#include <bits/stdc++.h> using namespace std; int main (){ int n, h[1010], l[1010], r[1010]; cin >> n; for ( int i = 1; i <= n; i++ ){ cin >> h[i] >> l[i] >> r[i]; } for ( int i = 1; i <= n; i++ ){ int L = 0, R = 0; for ( int j = 1; j <= n; j++ ){ if ( h[j] < h[i] ){ if ( l[j] < l[i] && r[j] >= l[i] - 1 ){ L = j; }else if ( r[j] > r[i] && l[i] <= r[i] + 1 ){ R = j; } } cout << L << R; } return 0; } }