Tontti

#include <iostream>
using namespace std;

int w, h, x, t, output = 0;
bool * map;

int main(){
	cin >> h >> w >> x;
	map = new bool[w*h];
	char sq;
	for (int i = 0; i < w*h; i++) {
		cin >> sq;
		if (sq == '*') {
			t++;
			map[i] = true;
		}
		else {
			map[i] = false;
		}
	}
	if (t<x) {
		cout << 0;
		return 0;
	}
	for (int i = 0; i < w*h; i++) {
		int h1 = i / w;
		int w1 = i - (h1*w);
		int h2 = h - h1;
		int w2 = w - w1;
		int s = 0;
		if (h2 < w2) { s = h2; }
		else { s = w2; }
		int t1 = 0;
		for (int j = 0; j < s; j++) {
			if (j == 0) {
				if (map[h1*w + w1]) {
					t1++;
				}
			}
			else {
				for (int k = 0; k < j; k++) {
					if (map[(h1 + j)*w + w1 + k]) {
						t1++;
					}
				}
				for (int k = 0; k < j; k++) {
					if (map[(h1 + k)*w + w1 + j]) {
						t1++;
					}
				}
				if (map[(h1 + j)*w + w1 + j]) {
					t1++;
				}
			}
			if (t1 == x) {
				output++;
			}
			else {
			}
			if (t1 > x) {
				break;
			}
		}
	}
	cout << output;
	delete[] map;
	return 0;
}

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 1

Verdict: ACCEPTED

Test 3

Group: 1

Verdict: ACCEPTED

Test 4

Group: 1

Verdict: ACCEPTED

Test 5

Group: 1

Verdict: ACCEPTED

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