PKU 1656 - Counting Black

gistfile1.c

/* PKU 1656 - Counting Black. */
#include <stdio.h>
#include <string.h>

int main(void)
{
	int i = 0, m = 0;
	int t = 0;
	char command[6] = " ";
	int x = 0, y = 0, L = 0;
	char board[100][100] = {{0}};
	
	scanf("%d", &t);
	while(t--)
	{
		scanf("%s %d %d %d", command, &x, &y, &L);
		if( strcmp(command, "WHITE") == 0 )
		{
			for(i = x-1;i < x+L-1;i++)
				for(m = y-1;m < y+L-1;m++)
					board[i][m] = 0;
		} else if (strcmp(command, "BLACK") == 0) {
			for(i = x-1;i < x+L-1;i++)
				for(m = y-1;m < y+L-1;m++)
					board[i][m] = 1;
		} else {
			int count = 0;
			for(i = x-1;i < x+L-1;i++)
				for(m = y-1;m < y+L-1;m++)
					count += (int)(board[i][m]1);
			printf("%d\n", count);
		}
	}
	
	return 0;
}