Submission #420010

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
420010	2021-06-07 21:58:43	antimirage	Tracks in the Snow (BOI13_tracks)	C++14	100 / 100	1380 ms	168612 KiB

tracks

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include <bits/stdc++.h>
#define fr first
#define sc second
#define mk make_pair
#define pb push_back
using namespace std;
const int N = 4005, A[] = {1, -1, 0, 0}, B[] = {0, 0, 1, -1};
int n, m, a[N][N], u[N][N], ans = 1, cur;
deque <pair <int, int> > q;
inline bool check(int x, int y) {
    return x >= 1 && x <= n && y >= 1 && y <= m && a[x][y] != 2 && !u[x][y];
}
int main (){
    cin >> n >> m;
    for (int i = 1; i <= n; i++) {
        scanf("\n");
        for (int j = 1; j <= m; j++) {
            char ch;
            scanf("%c", &ch);
            switch (ch) {
            case 'F':
                a[i][j] = 0;
                break;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

tracks.cpp: In function 'int main()':
tracks.cpp:23:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   23 |         scanf("\n");
      |         ~~~~~^~~~~~
tracks.cpp:26:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   26 |             scanf("%c", &ch);
      |             ~~~~~^~~~~~~~~~~

• Subtask 1: 30 / 30
• Subtask 2: 70 / 70