oj.uz

Submission #766881

# Submission time Handle Problem Language Result Execution time Memory
766881 2023-06-26T08:32:24 Z tamyte Tracks in the Snow (BOI13_tracks) C++14
2.1875 / 100
 168 ms 31752 KB 
#include<bits/stdc++.h>
using namespace std;
void setIO(string name = "")
{
    cin.tie(0)->sync_with_stdio(0); // see /general/fast-io
    if (name.size())
    {
        freopen((name + ".in").c_str(), "r", stdin); // see /general/input-output
        freopen((name + ".out").c_str(), "w", stdout);
    }
}

void solve() {
    int n, m;
    cin >> n >> m;
    vector<vector<char>> arr(n, vector<char>(m));
    bool fox = false, rabbit = false;
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < m; ++j) {
            cin >> arr[i][j];
            fox |= (arr[i][j] == 'F');
            rabbit |= (arr[i][j] == 'R');
        }
    }
    cout << fox + rabbit << "\n";
}


int main () {
    setIO();
    int t = 1;
    // cin >> t;
    while (t--) {
        solve();
    }
}

Compilation message

tracks.cpp: In function 'void setIO(std::string)':
tracks.cpp:8:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 |         freopen((name + ".in").c_str(), "r", stdin); // see /general/input-output
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tracks.cpp:9:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    9 |         freopen((name + ".out").c_str(), "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 724 KB Output isn't correct
2 Incorrect 1 ms 212 KB Output isn't correct
3 Incorrect 1 ms 212 KB Output isn't correct
4 Incorrect 2 ms 596 KB Output isn't correct
5 Incorrect 1 ms 496 KB Output isn't correct
6 Incorrect 1 ms 212 KB Output isn't correct
7 Incorrect 1 ms 212 KB Output isn't correct
8 Incorrect 1 ms 340 KB Output isn't correct
9 Incorrect 1 ms 340 KB Output isn't correct
10 Incorrect 1 ms 336 KB Output isn't correct
11 Incorrect 1 ms 340 KB Output isn't correct
12 Incorrect 2 ms 468 KB Output isn't correct
13 Incorrect 1 ms 468 KB Output isn't correct
14 Incorrect 1 ms 468 KB Output isn't correct
15 Incorrect 3 ms 724 KB Output isn't correct
16 Incorrect 3 ms 716 KB Output isn't correct
17 Incorrect 3 ms 724 KB Output isn't correct
18 Incorrect 2 ms 528 KB Output isn't correct

Subtask #2
2.1875 / 70.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 468 KB Output isn't correct
2 Incorrect 19 ms 3276 KB Output isn't correct
3 Incorrect 162 ms 31752 KB Output isn't correct
4 Incorrect 36 ms 7628 KB Output isn't correct
5 Incorrect 83 ms 17896 KB Output isn't correct
6 Incorrect 151 ms 31720 KB Output isn't correct
7 Incorrect 1 ms 584 KB Output isn't correct
8 Incorrect 1 ms 468 KB Output isn't correct
9 Incorrect 1 ms 340 KB Output isn't correct
10 Incorrect 1 ms 340 KB Output isn't correct
11 Incorrect 1 ms 468 KB Output isn't correct
12 Incorrect 1 ms 340 KB Output isn't correct
13 Incorrect 15 ms 3416 KB Output isn't correct
14 Incorrect 9 ms 2004 KB Output isn't correct
15 Incorrect 10 ms 2212 KB Output isn't correct
16 Incorrect 7 ms 1492 KB Output isn't correct
17 Incorrect 39 ms 8316 KB Output isn't correct
18 Incorrect 37 ms 8132 KB Output isn't correct
19 Incorrect 35 ms 7608 KB Output isn't correct
20 Incorrect 33 ms 7044 KB Output isn't correct
21 Incorrect 86 ms 18620 KB Output isn't correct
22 Incorrect 93 ms 17984 KB Output isn't correct
23 Incorrect 75 ms 15532 KB Output isn't correct
24 Incorrect 85 ms 18124 KB Output isn't correct
25 Incorrect 150 ms 31716 KB Output isn't correct
26 Correct 117 ms 24328 KB Output is correct
27 Incorrect 150 ms 31720 KB Output isn't correct
28 Incorrect 151 ms 31712 KB Output isn't correct
29 Incorrect 168 ms 31716 KB Output isn't correct
30 Incorrect 151 ms 31012 KB Output isn't correct
31 Incorrect 97 ms 20432 KB Output isn't correct
32 Incorrect 149 ms 31712 KB Output isn't correct