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Submission #535697

# Submission time Handle Problem Language Result Execution time Memory
535697 2022-03-10T23:53:53 Z pokmui9909 다각형 (GA5_polygon) C++17
100 / 100
 1 ms 328 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;

int main(){
    cin.tie(0) -> sync_with_stdio(false);

    ll L, R; cin >> L >> R;
    cout << (R <= 2 ? 2 : (R / 2) * (R / 2 + 1)) - (L - 1 <= 2 ? 2 : ((L - 1) / 2) * ((L - 1) / 2 + 1));
}

Subtask #1
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct