Submission #3650234


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#include<bits/stdc++.h>
#define rep(i,a,b) for(int i=a;i<b;i++)
#define rrep(i,a,b) for(int i=a;i>=b;i--)
#define fore(i,a) for(auto &i:a)
#define all(x) (x).begin(),(x).end()
#pragma GCC optimize ("-O3")
using namespace std; void _main(); int main() { cin.tie(0); ios::sync_with_stdio(false); _main(); }
typedef long long ll; const int inf = INT_MAX / 2; const ll infl = 1LL << 60;
template<class T>bool chmax(T &a, const T &b) { if (a < b) { a = b; return 1; } return 0; }
template<class T>bool chmin(T &a, const T &b) { if (b < a) { a = b; return 1; } return 0; }
//---------------------------------------------------------------------------------------------------
template<typename T> vector<vector<T>> rotateClockwise(vector<vector<T>> g) {
    int n = g.size();
    int m = g[0].size();
    vector<vector<T>> res(m, vector<T>(n));
    rep(i, 0, n) rep(j, 0, m) res[j][n - i - 1] = g[i][j];
    return res;
}
/*---------------------------------------------------------------------------------------------------
            ∧_∧
      ∧_∧  (´<_` )  Welcome to My Coding Space!
     ( ´_ゝ`) /  ⌒i
    /   \     | |
    /   / ̄ ̄ ̄ ̄/  |
  __(__ニつ/     _/ .| .|____
     \/____/ (u ⊃
---------------------------------------------------------------------------------------------------*/







int N;
//---------------------------------------------------------------------------------------------------
void _main() {
    cin >> N;

    vector<vector<int>> ok(N, vector<int>(N, 1));
    rep(r, 0, 4) {
        rep(x, 0, (N + 1) / 2) {
            int sy = (N + 1) / 2 - 1 - x;
            rep(y, 0, sy + 1) ok[x][y] = 0;
        }
        ok = rotateClockwise(ok);
    }

    int ans = 0;
    rep(y, 0, N) rep(x, 0, N) if (ok[y][x]) ans++;
    cout << ans << endl;
}

Submission Info

Submission Time
Task B - チップ・ストーリー ~漆黒編~
User hamayanhamayan
Language C++14 (GCC 5.4.1)
Score 200
Code Size 1982 Byte
Status AC
Exec Time 1 ms
Memory 384 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 200 / 200
Status
AC × 3
AC × 15
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt
All in01.txt, in02.txt, in03.txt, in04.txt, in05.txt, in06.txt, in07.txt, in08.txt, in09.txt, in10.txt, in11.txt, in12.txt, sample_01.txt, sample_02.txt, sample_03.txt
Case Name Status Exec Time Memory
in01.txt AC 1 ms 384 KB
in02.txt AC 1 ms 384 KB
in03.txt AC 1 ms 384 KB
in04.txt AC 1 ms 384 KB
in05.txt AC 1 ms 256 KB
in06.txt AC 1 ms 256 KB
in07.txt AC 1 ms 256 KB
in08.txt AC 1 ms 256 KB
in09.txt AC 1 ms 256 KB
in10.txt AC 1 ms 256 KB
in11.txt AC 1 ms 256 KB
in12.txt AC 1 ms 256 KB
sample_01.txt AC 1 ms 256 KB
sample_02.txt AC 1 ms 256 KB
sample_03.txt AC 1 ms 256 KB