题解 | #菱形图案#

#include<stdio.h>
int main() {
    int n;
    while (scanf("%d", &n) != EOF) {
        for (int i = 0; i <= n; i++) {
            for (int j = 0; j < n - i; j++) {
                printf(" ");
            }
            for (int c = 0; c <= i; c++) {
                printf("* ");
            }
            printf("\n");
        }
        for (int k = 1; k <= n; k++) {
            for (int s = 1; s <= k; s++) {
                printf(" ");
            }
            for (int b = 0; b <= n - k; b++) {
                printf("* ");
            }
            printf("\n");
        }

    }
}