Submission #545395

#TimeUsernameProblemLanguageResultExecution timeMemory
545395Trisanu_DasLabels (NOI20_labels)C++17
7 / 100
37 ms1968 KiB
#include <bits/stdc++.h>
using namespace std;
 
int main(){
  int n; cin >> n;
  int d[n - 1]; for(int i = 0; i < n - 1; i++) cin >> d[i];
  if(d[0] == 1) cout << 1 << ' ' << 2 << '\n';
  else if(d[0] == -1) cout << 2 << ' ' << 1 << '\n';
  else cout << -1 << '\n';
}
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