#include <stdio.h>
int main(){
long long i,n;
scanf("%lld",&n);
for(i=1;i*i<=n;++i);
--i;
printf("%lf",i+(double)(n-i*i)/(i*2+1));
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
1084 KB |
Output is correct |
2 |
Correct |
0 ms |
1084 KB |
Output is correct |
3 |
Correct |
0 ms |
1084 KB |
Output is correct |
4 |
Correct |
0 ms |
1084 KB |
Output is correct |
5 |
Correct |
0 ms |
1084 KB |
Output is correct |
6 |
Correct |
0 ms |
1084 KB |
Output is correct |
7 |
Correct |
0 ms |
1084 KB |
Output is correct |
8 |
Correct |
0 ms |
1084 KB |
Output is correct |
9 |
Correct |
0 ms |
1084 KB |
Output is correct |
10 |
Correct |
0 ms |
1084 KB |
Output is correct |
11 |
Correct |
0 ms |
1084 KB |
Output is correct |
12 |
Correct |
0 ms |
1084 KB |
Output is correct |
13 |
Correct |
0 ms |
1084 KB |
Output is correct |
14 |
Correct |
0 ms |
1084 KB |
Output is correct |
15 |
Correct |
0 ms |
1084 KB |
Output is correct |
16 |
Correct |
0 ms |
1084 KB |
Output is correct |
17 |
Correct |
0 ms |
1084 KB |
Output is correct |
18 |
Correct |
0 ms |
1084 KB |
Output is correct |
19 |
Correct |
0 ms |
1084 KB |
Output is correct |
20 |
Correct |
0 ms |
1084 KB |
Output is correct |