출처
- 2014 Sogang Programming Contest Master A번
문제
풀이
#include <iostream>
using namespace std;
void solve(void) {
int d; cin >> d;
int t = 0;
while (t*t+t <= d) t++;
cout << t-1 << "\n";
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
int t; cin >> t;
while (t--) solve();
return 0;
}