习题4-9 打印菱形图案 

 1 #include<stdio.h>
 2 
 3 int main(void)
 4 {
 5     int n;
 6 
 7     scanf_s("%d", &n);
 8 
 9     for (int i = 1; i <= n / 2; i++)
10     {
11         for (int j = i; j <= n / 2; j++)
12         {
13             printf("  ");
14         }
15         for (int j = 1; j <= i * 2 - 1; j++)
16         {
17             printf("* ");
18         }
19         printf("\n");
20     }
21 
22     for (int i = 1; i <= n; i++)
23     {
24         printf("* ");
25     }
26     printf("\n");
27 
28     for (int i = 1; i <= n/2; i++)
29     {
30         for (int j = i; j <= i * 2 - 1; j++)
31         {
32             printf("  ");
33         }
34         for (int j = 1; j <= n - i * 2; j++)
35         {
36             printf("* ");
37         }
38         printf("\n");
39     }
40 
41     return 0;
42 }

posted @ 2019-05-22 13:31  jason2018  阅读(646)  评论(0)    收藏  举报