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답안 #27237

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
27237 2017-07-11T11:19:15 Z TAMREF 제곱근 구하기 1 (gs13068_sqrt1) C++11
1 / 1
 0 ms 1128 KB 
#include <stdio.h>
#include <math.h>
int main(){
  long long n;
  scanf("%lld",&n);
  long long a=(int)sqrt(n);
  printf("%.6f\n",a+(double)(n-a*a)/(2*a+1));
}

Compilation message

sqrt1.cpp: In function 'int main()':
sqrt1.cpp:5:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld",&n);
                   ^

Subtask #1
1.0 / 1.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 1128 KB Output is correct
2 Correct 0 ms 1128 KB Output is correct
3 Correct 0 ms 1128 KB Output is correct
4 Correct 0 ms 1128 KB Output is correct
5 Correct 0 ms 1128 KB Output is correct
6 Correct 0 ms 1128 KB Output is correct
7 Correct 0 ms 1128 KB Output is correct
8 Correct 0 ms 1128 KB Output is correct
9 Correct 0 ms 1128 KB Output is correct
10 Correct 0 ms 1128 KB Output is correct
11 Correct 0 ms 1128 KB Output is correct
12 Correct 0 ms 1128 KB Output is correct
13 Correct 0 ms 1128 KB Output is correct
14 Correct 0 ms 1128 KB Output is correct
15 Correct 0 ms 1128 KB Output is correct
16 Correct 0 ms 1128 KB Output is correct
17 Correct 0 ms 1128 KB Output is correct
18 Correct 0 ms 1128 KB Output is correct
19 Correct 0 ms 1128 KB Output is correct
20 Correct 0 ms 1128 KB Output is correct