BOJ 16521 - A Symmetrical Pizza [C++]

문제

링크

풀이

#include <cmath>
#include <iostream>
using namespace std;
 
void solve(void) {
  double r; cin >> r;
 
  int ans = 1, sum = round(r * 100);
  while (sum % 36000) ans++, sum += round(r * 100);
  cout << ans;
}
 
int main(void) {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
 
  solve();
  return 0;
}