#include <stdio.h>
int main(void)
{
// n is number of rows
int n = 5;
int i, j, k;
// loop for each row
for (i = n; i >= 1; i--)
{
// print space
for (j = n; j > i; j--)
printf(" ");
// print '*'
for (k = 1; k < (i * 2); k++)
printf("*");
// move to the next line
printf("\n");
}
return 0;
}