19 lines
304 B
C++
19 lines
304 B
C++
|
#include <bits/stdc++.h>
|
||
|
|
|
||
|
|
using namespace std;
|
||
|
|
int n;
|
||
|
|
|
||
|
|
int main() {
|
||
|
|
cin >> n;
|
||
|
|
double cnt = 0.2;
|
||
|
|
int sum = 0;
|
||
|
|
for (int i = 1;; i++) {
|
||
|
|
if (cnt > n) {
|
||
|
|
printf("%d", sum);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
cnt *= 2;
|
||
|
|
sum++;
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|