how to print pyramid of stars in c code example

Example 1: asterisk pyramid c

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

Example 2: half pyramid in c

#include <stdio.h>
#define N 5
int main()
{
	int i,j;
	for(i=1;i<=N;i++)
		{
  			for(j=1;j<=i;j++)
    		printf("*");
  
  		printf("\n");
		}
  return 0;
}