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Submission #71818

# Submission time Handle Problem Language Result Execution time Memory
71818 2018-08-25T16:24:33 Z 내일_개학이다_ㅠㅠ(#2253, mAng0) Angelic Hourglass (FXCUP3_hourglass) C++17
58 / 100
 3 ms 700 KB 
#include<bits/stdc++.h>
using namespace std;

int main(){
    int n;
    scanf("%d", &n);
    if(n == 4) printf("-1\n");
    else if(n == 7) printf("-1\n");
    else if(n%5 == 0) printf("%d\n", n/5);
    else if(n%5 == 1) printf("%d\n", n/5+1);
    else if(n%5 == 2) printf("%d\n", n/5+2);
    else if(n%5 == 3) printf("%d\n", n/5+1);
    else if(n%5 == 4) printf("%d\n", n/5+2);
}

Compilation message

hourglass.cpp: In function 'int main()':
hourglass.cpp:6:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
     ~~~~~^~~~~~~~~~

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 356 KB Output is correct
2 Correct 2 ms 432 KB Output is correct
3 Correct 3 ms 636 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 2 ms 636 KB Output is correct

Subtask #2
0 / 42.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 700 KB Output is correct
2 Correct 3 ms 700 KB Output is correct
3 Correct 2 ms 700 KB Output is correct
4 Incorrect 3 ms 700 KB Output isn't correct
5 Correct 3 ms 700 KB Output is correct
6 Correct 2 ms 700 KB Output is correct
7 Correct 2 ms 700 KB Output is correct
8 Correct 2 ms 700 KB Output is correct
9 Correct 2 ms 700 KB Output is correct
10 Correct 2 ms 700 KB Output is correct
11 Correct 2 ms 700 KB Output is correct
12 Correct 3 ms 700 KB Output is correct
13 Correct 3 ms 700 KB Output is correct
14 Correct 2 ms 700 KB Output is correct
15 Correct 2 ms 700 KB Output is correct
16 Correct 3 ms 700 KB Output is correct
17 Correct 3 ms 700 KB Output is correct
18 Correct 2 ms 700 KB Output is correct

Subtask #3
41.0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 700 KB Output is correct
2 Correct 2 ms 700 KB Output is correct
3 Correct 2 ms 700 KB Output is correct
4 Correct 3 ms 700 KB Output is correct
5 Correct 3 ms 700 KB Output is correct
6 Correct 3 ms 700 KB Output is correct
7 Correct 2 ms 700 KB Output is correct
8 Correct 2 ms 700 KB Output is correct
9 Correct 3 ms 700 KB Output is correct
10 Correct 2 ms 700 KB Output is correct
11 Correct 3 ms 700 KB Output is correct
12 Correct 2 ms 700 KB Output is correct