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답안 #4789

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
4789 2014-01-03T02:50:30 Z Qwaz 제곱근 구하기 1 (gs13068_sqrt1) C++
1 / 1
 0 ms 1088 KB 
#include <cstdio>

typedef long long ll;

ll n;

void solve(){
	ll i;
	for(i=0; i*i<n; i++);
	i--;

	printf("%lf\n", i+(double)(n-i*i)/(2*i+1));
}

int main(){
	scanf("%lld", &n);

	solve();

	return 0;
}

Subtask #1
1.0 / 1.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 1088 KB Output is correct
2 Correct 0 ms 1088 KB Output is correct
3 Correct 0 ms 1088 KB Output is correct
4 Correct 0 ms 1088 KB Output is correct
5 Correct 0 ms 1088 KB Output is correct
6 Correct 0 ms 1088 KB Output is correct
7 Correct 0 ms 1088 KB Output is correct
8 Correct 0 ms 1088 KB Output is correct
9 Correct 0 ms 1088 KB Output is correct
10 Correct 0 ms 1088 KB Output is correct
11 Correct 0 ms 1088 KB Output is correct
12 Correct 0 ms 1088 KB Output is correct
13 Correct 0 ms 1088 KB Output is correct
14 Correct 0 ms 1088 KB Output is correct
15 Correct 0 ms 1088 KB Output is correct
16 Correct 0 ms 1088 KB Output is correct
17 Correct 0 ms 1088 KB Output is correct
18 Correct 0 ms 1088 KB Output is correct
19 Correct 0 ms 1088 KB Output is correct
20 Correct 0 ms 1088 KB Output is correct