提交记录 #140

#include <stdio.h>

void printSpiral(int n) {
    int value = 1;
    int top = 0, bottom = n - 1, left = 0, right = n - 1;

    while (top <= bottom && left <= right) {
        // 从左到右打印顶部行
        for (int i = left; i <= right; i++) {
            printf("%3d", value++);
        }
        top++;

        // 从上到下打印右侧列
        for (int i = top; i <= bottom; i++) {
            printf("%3d", value++);
        }
        right--;

        // 从右到左打印底部行
        if (top <= bottom) {
            for (int i = right; i >= left; i--) {
                printf("%3d", value++);
            }
            bottom--;
        }

        // 从下到上打印左侧列
        if (left <= right) {
            for (int i = bottom; i >= top; i--) {
                printf("%3d", value++);
            }
            left++;
        }
    }
}

int main() {
    int n;
    scanf("%d", &n);

    printSpiral(n);

    return 0;
}