Submission #1099057

#	Time	Username	Problem	Language	Result	Execution time	Memory
1099057		NDT134	Boarding Passes (BOI22_passes)	C++14	0 / 100	1 ms	344 KiB

passes

#include<iostream>
 
using namespace std;
 
int main() {
  string s; cin >> s;
  int n = s.size();
  double r = 0;
  double x = n / 2;
  r += x * (x - 1);
  x = (n + 1)/2;
  r += x * (x - 1);
  r *= 0.25;
  cout << r << endl;
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 25
• Subtask 3: 0 / 30
• Subtask 4: 0 / 40