na982

#include <stdio.h>

const int dy[] = { 0, -1, 0, +1 };
const int dx[] = { +1, 0, -1, 0 };

int main()
{
	int n;
	int map[101][101] = { 0, };

	scanf("%d", &n);
	for (int i = 0; i < n; ++i) {
		
		int curve_size = 0;
		int curve[1024] = { 0, };

		int x, y, d, g;
		scanf("%d %d %d %d", &x, &y, &d, &g);

		curve[curve_size++] = d;
		map[y][x] = 1;

		for (int j = 0; j < g; ++j) {
			for (int k = curve_size - 1; k >= 0; --k) {
				curve[curve_size++] = (curve[k] + 1) % 4;
			}
		}

		for (int j = 0; j < curve_size; ++j) {
			y += dy[curve[j]];
			x += dx[curve[j]];
			if (y < 0 || y >= 101 || x < 0 || x > 101) {
				continue;
			}
			map[y][x] = 1;
		}
	}

	int ret = 0;
	for (int y = 0; y < 100; ++y) {
		for (int x = 0; x < 100; ++x) {
			if (map[y][x] && map[y][x + 1] && map[y + 1][x] && map[y + 1][x + 1]) {
				++ret;
			}
		}
	}

	printf("%d\n", ret);

	return 0;
}