#include using namespace std; using ll = long long; int main() { constexpr int N = 6; int p[N][N] = {}; int q = 35; while (q--) { for (int i = 0; i < N; i++) { int d; cin >> d; if (d < 0) exit(0); d--; } int f = 0; for (int i = 0; i < N; i++) { for (int j = 0; j < N; j++) { if (p[i][j] == 0) { cout << i + 1 << ' ' << j + 1 << endl; p[i][j] = 1; f = 1; break; } } if (f) break; } } return 0; }