按照你的要求编写的C语言打印菱形的程序如下(abs()函数是求绝对值的函数)
#include <stdio.h>
#include <stdlib.h>
int main()
{
int i,j,n;
scanf("%d",&n);
for(i=1;i<=2*n-1;i++){
for(j=1;j<=abs(n-i);j++){
printf(" ");
}
for(j=1;j<=2*n-1-2*abs(n-i);j++){
if(j==1 || j==2*n-1-2*abs(n-i) || j==n-abs(n-i) || i==n)
printf("*");
else
printf(" ");
}
printf("\n");
}
return 0;
}
运行结果
输入 6
输出
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/8601a18b87d6277f68a612b323381f30e824fc81?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)