输出一个13行的菱形图案，简单易懂，不会的快进来看看

#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
int main()
{
int i, j, k;
int a[] = { ‘’,’’,’’,’’,’’,’’,’’,’’,’’,’’,’’,’’,’*’ };
int b[] = { ’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ’ };
int c[] = { ’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ‘,’ ’ };
i = 7;
j = 7;
while(i >= 0 && j < 13)
{
b[i] = a[i];
b[j] = a[j];
for (k = 0; k < 13; k++)
{
printf("%c", b[k]);
}
printf("\n");
i–;
j++;
}
while (i <= 7 && j >= 7)
{
b[i] = c[i];
b[j] = c[j];
for (k = 0; k < 13; k++)
{
printf("%c", b[k]);
}
printf("\n");
i++;
j–;
}
system(“pause”);
return 0;
}