Tontti

input/code.cpp: In function 'int main()':
input/code.cpp:50:50: warning: 'h' may be used uninitialized in this function [-Wmaybe-uninitialized]
        g += (a[(o+i-s+1)*n+q] - a[(o+i-s+1)*n+w]);
                                                  ^

#include <iostream>
#include <math.h>
#include <stdio.h>
 
using namespace std;
 
int main() {
	cin.sync_with_stdio(false);
	int i, j, n, m, k, x, q, w, o;
	int sz, s;
	cin >> n >> m >> k;
	char input[n][m];
	int a[n*m];
	int f[n*m];
	for (i = 0; i < n; i++)
		cin >> input[i];
	sz = (int)ceil(sqrt((double)k));
	x = 0;
	for (i = 0; i < n; i++)
		for (j = 0; j < m; j++) {
			a[i*n+j] = !(input[i][j]=='.');
			f[i*n+j] = 0;
			if(k<2)
				x += a[i*n+j]^k^1;
		}
	int c = max(sz,2);
	int g, h;
	for (s = c; s <= min(n,m); s++) {
		//printf("%d ", s);
		for (i = s - 1; i < n; i++) {
			int d = i*n+s-1;
			g = h;
			for (j = s - 1; j < m; j++) {
				int t = f[d];
				if (s == c) {
					if (i == j && (i == s - 1)) {
						int p = (i - s + 1) * n;
						for (q = i - s + 1; q <= i; q++) {
							int e = p + j - s + 1;
							for (w = j - s + 1; w <= j; w++) {
								t += a[e++];
							}
							p+=n;
						}
						g = h = f[d] = t;
					} else {
						q = (j + 1);
						w = (j - s + 1);
						for (o = 0; o < s; o++) {
							g += (a[(o+i-s+1)*n+q] - a[(o+i-s+1)*n+w]);
						}
						t = f[d] = g;
					}
				} else {
					for (q = 0; q < s - 1; q++) {
						t += a[d-s*n+n-q];
						t += a[d-q*n-s+1];
					}
					f[d] = t = (t+a[d-s*n+n-s+1]);
				}
				if (t == k) x++;
				d++;
			}
			if (s == c && (i + 1) < m) {
				q = (i + 1) * n;
				w = (i - s + 1) * n;
				for (o = 0; o < s; o++) {
					h += (a[q+o-s+1] - a[w+o-s+1]);
				}
			}
		}
	}
	cout << x << "\n";
	return 0;
}

Test 1

Group: 1

Verdict: WRONG ANSWER

Test 2

Group: 1

Verdict: ACCEPTED

Test 3

Group: 1

Verdict: WRONG ANSWER

Test 4

Group: 1

Verdict: WRONG ANSWER

Test 5

Group: 1

Verdict: WRONG ANSWER

Test 6

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 7

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 8

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 9

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 10

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 11

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 12

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 13

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 14

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 15

Group: 3

Verdict: TIME LIMIT EXCEEDED