Submission #71946

#TimeUsernameProblemLanguageResultExecution timeMemory
71946고윤하 연말콘 언제하니 (#119)Angelic Hourglass (FXCUP3_hourglass)C++17
58 / 100
3 ms592 KiB
#include <bits/stdc++.h> using namespace std; int n, ans[] = {0, 0, 0, 1, -1, 1, 2, 3, 2, 3, 2, 3, 4, 3, 4}; int main() { cin >> n; if (n<15) cout << ans[n]; else { if (n%5==0) cout << n/5; if (n%5==1) cout << n/5+1; if (n%5==2) cout << n/5+2; if (n%5==3) cout << n/5+1; if (n%5==4) cout << n/5+2; } }
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