#include <stdio.h>
int main(void) {
int n;
printf("Enter the number of rows\n");
scanf("%d",&n);
int spaces=n-1;
int stars=1;
for(int i=1;i<=n;i++)
{
for(int j=1;j<=spaces;j++)
{
printf(" ");
}
for(int k=1;k<=stars;k++)
{
printf("*");
}
if(spaces>i)
{
spaces=spaces-1;
stars=stars+2;
}
if(spaces<i)
{
spaces=spaces+1;
stars=stars-2;
}
printf("\n");
}
return 0;
}