mirror of
https://git.sb/baoshuo/OI-codes.git
synced 2024-12-27 06:31:57 +00:00
16 lines
187 B
C++
16 lines
187 B
C++
|
#include <bits/stdc++.h>
|
||
|
|
|
||
|
|
using namespace std;
|
||
|
|
|
||
|
|
int k, n;
|
||
|
|
double s;
|
||
|
|
|
||
|
|
int main() {
|
||
|
|
cin >> k;
|
||
|
|
while (s <= k) {
|
||
|
|
s += 1.00 / ++n;
|
||
|
|
}
|
||
|
|
cout << n << endl;
|
||
|
|
return 0;
|
||
|
|
}
|