C语言:打印菱形。

#include<stdio.h>

int main()
{
    
    
	int i = 0;
	int line = 0;
	scanf("%d", &line);
	for ( i = 0; i < line; i++)//上半部分
	{
    
    
		int j = 0;
		for ( j = 0; j < line-1-i; j++)//打印空格
		{
    
    
			printf(" ");
		}
		for ( j = 0; j < 2*i+1; j++)//打印*
		{
    
    
			printf("*");
		}
		printf("\n");
	}
	for ( i = 0; i < line-1; i++)//下半部分
	{
    
    
		int j = 0;
		for (j = 0; j < i+1; j++)//打印空格
		{
    
    
			printf(" ");
		}
		for (j = 0; j < 2 * (line - 1 - i) - 1; j++)//打印*
		{
    
    
			printf("*");
		}
		printf("\n");
	}

	return 0;
}

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转载自blog.csdn.net/weixin_45275802/article/details/113034947
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