#include <stdio.h>
int main(void)
{
int rows = 5;
for (int i = rows; i >= 1; i--)
{
for (int space = 0; space < rows - i; space++)
printf(" ");
for (int j = i; j <= 2 * i - 1; j++)
printf("* ");
for (int j = 0; j < i - 1; j++)
printf("* ");
printf("\n");
}
return 0;
}
/*
run:
* * * * * * * * *
* * * * * * *
* * * * *
* * *
*
*/