답안 #655065

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
655065 2022-11-02T23:22:09 Z benjaminkleyn Bitaro the Brave (JOI19_ho_t1) C++17
100 / 100
135 ms 17832 KB
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("avx,avx2,fma")
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

int H, W;
char grid[3000][3000];
int ingots[3000] = {0};

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    cin >> H >> W;
    for (int i = H - 1; i >= 0; i--)
        for (int j = W - 1; j >= 0; j--)
            cin >> grid[i][j];

    ll res = 0;
    for (int i = 1; i < H; i++)
    {
        int orbs = 0;
        for (int j = 1; j < W; j++)
        {
            orbs += (grid[i][j-1] == 'O');
            ingots[j] += (grid[i-1][j] == 'I');
            
            res += (grid[i][j] == 'J') * orbs * ingots[j];
        }
    }
    cout << res << '\n';

    return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 216 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 608 KB Output is correct
6 Correct 1 ms 596 KB Output is correct
7 Correct 1 ms 596 KB Output is correct
8 Correct 1 ms 596 KB Output is correct
9 Correct 1 ms 596 KB Output is correct
10 Correct 1 ms 596 KB Output is correct
11 Correct 1 ms 596 KB Output is correct
12 Correct 1 ms 596 KB Output is correct
13 Correct 1 ms 588 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 216 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 608 KB Output is correct
6 Correct 1 ms 596 KB Output is correct
7 Correct 1 ms 596 KB Output is correct
8 Correct 1 ms 596 KB Output is correct
9 Correct 1 ms 596 KB Output is correct
10 Correct 1 ms 596 KB Output is correct
11 Correct 1 ms 596 KB Output is correct
12 Correct 1 ms 596 KB Output is correct
13 Correct 1 ms 588 KB Output is correct
14 Correct 4 ms 1872 KB Output is correct
15 Correct 1 ms 1492 KB Output is correct
16 Correct 4 ms 1104 KB Output is correct
17 Correct 2 ms 328 KB Output is correct
18 Correct 6 ms 2004 KB Output is correct
19 Correct 4 ms 2036 KB Output is correct
20 Correct 4 ms 2004 KB Output is correct
21 Correct 5 ms 2004 KB Output is correct
22 Correct 4 ms 2004 KB Output is correct
23 Correct 4 ms 1876 KB Output is correct
24 Correct 5 ms 2004 KB Output is correct
25 Correct 4 ms 2004 KB Output is correct
26 Correct 4 ms 1964 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 216 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 608 KB Output is correct
6 Correct 1 ms 596 KB Output is correct
7 Correct 1 ms 596 KB Output is correct
8 Correct 1 ms 596 KB Output is correct
9 Correct 1 ms 596 KB Output is correct
10 Correct 1 ms 596 KB Output is correct
11 Correct 1 ms 596 KB Output is correct
12 Correct 1 ms 596 KB Output is correct
13 Correct 1 ms 588 KB Output is correct
14 Correct 4 ms 1872 KB Output is correct
15 Correct 1 ms 1492 KB Output is correct
16 Correct 4 ms 1104 KB Output is correct
17 Correct 2 ms 328 KB Output is correct
18 Correct 6 ms 2004 KB Output is correct
19 Correct 4 ms 2036 KB Output is correct
20 Correct 4 ms 2004 KB Output is correct
21 Correct 5 ms 2004 KB Output is correct
22 Correct 4 ms 2004 KB Output is correct
23 Correct 4 ms 1876 KB Output is correct
24 Correct 5 ms 2004 KB Output is correct
25 Correct 4 ms 2004 KB Output is correct
26 Correct 4 ms 1964 KB Output is correct
27 Correct 131 ms 17364 KB Output is correct
28 Correct 5 ms 7128 KB Output is correct
29 Correct 10 ms 1616 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 88 ms 13720 KB Output is correct
32 Correct 120 ms 17832 KB Output is correct
33 Correct 116 ms 17824 KB Output is correct
34 Correct 103 ms 15912 KB Output is correct
35 Correct 135 ms 17824 KB Output is correct
36 Correct 127 ms 17816 KB Output is correct
37 Correct 117 ms 17808 KB Output is correct
38 Correct 83 ms 13688 KB Output is correct
39 Correct 85 ms 13680 KB Output is correct