Submission #112383

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
112383	2019-05-19 08:40:04	tjd229	Aliens (IOI07_aliens)	C++14	100 / 100	15 ms	384 KiB

aliens

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#include <iostream>
#include <string>
#define ll long long
using namespace std;
const string ex_cmd = "examine";
const string sol_cmd = "solution";
bool I(string cmd, int x, int y) {
  cout << cmd << " " << x << " " << y << endl;
  string flat="#";
  if (cmd[0] == 'e')cin >> flat;
  return flat[0] == 't';
}
int main() {
  int N, X0, Y0; cin >> N >> X0 >> Y0;
  ll rx,lx, last=X0,d = 1;
  ll l, r;
  while (1) {
    rx = X0 + d;
    if (rx > N) {
      rx = N;
      break;
    }
    if (!I(ex_cmd, rx, Y0)) {
      --rx;
      break;
    }
    d += d;
    last = rx;
  }
  l = last, r = rx;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10