题解 | 牛牛的字符菱形

#include <stdio.h>

int main()
{
	char ch = 0; 
	scanf("%c", &ch); 
	printf("  %c\n", ch); 
	printf(" %c%c%c\n", ch, ch, ch); 
	printf("%c%c%c%c%c\n", ch, ch, ch, ch, ch); 
	printf(" %c%c%c\n", ch, ch, ch); 
	printf("  %c\n", ch);
	return 0;
}