3526538_tle.cpp

北大大牛代码 1240道题的原代码 超级权威

#include <stdio.h>
#include <math.h>

char str[2][5] = {
	"/\\",
	"/__\\"
};

char getChar(int i, int j, int length) {
	if (length == 2) {
		return str[i][j];
	}
	int half = length / 2;
	if (i < half) {
		return getChar(i, j, half);
	}
	i -= half;
	if (j < (i + 1) * 2) {
		return getChar(i, j, half);
	}
	if (j >= length) {
		return getChar(i, j - length, half);
	}
	return ' ';
}

void run() {
	int n;
	int i, j;

	while (true) {
		scanf("%d", &n);
		if (n == 0) {
			break;
		}
		int length = (int)pow((double)2, n);
		int tmp = length - 1;
		int width = 2;
		for (i = 0; i < length; i++, tmp--, width += 2) {
			for (j = tmp - 1; j >= 0; j--) {
				printf(" ");
			}
			for (j = 0; j < width; j++) {
				printf("%c", getChar(i, j, length));
			}
			printf("\n");
		}
	}
}

int main() {
	run();
	return 0;
}