题解 | K形图案

#include <stdio.h>

int main() {
    int a = 0;
    int j = 0;
    int i = 0;
    while (scanf("%d",&a) != EOF) {
        for ( i = a + 1; i > 0; i--) {
            for (j = 1; j <= i; j++) {
                printf("* ");
        }//上半部分的打印
        printf("\n");
        }
        for (i = 2; i <= a + 1; i++) {
            for(j = 1; j <= i;j++){
                printf("* ");
            }
            printf("\n");
        }
    }
    return 0;
}