47. WRITE A C PROGRAM TO PRINT EQUILATERAL TRIANGLE (PYRAMID) STAR PATTERN

    * 

   ***

  *****

 *******
*********
/* C program to print equilateral triangle or pyramid star pattern*/

#include <stdio.h>int main()

{

int i, j, n;

//Reads number of rows to be printed
printf("Enter value of n : ");
scanf("%d", &n);

for(i=1; i<=n; i++)
{ 
//Prints trailing spaces
for(j=i; j<n; j++)
{
printf(" ");
}

//Prints the pyramid pattern
for(j=1; j<=(2*i-1); j++)
{
printf("*");
}

printf("\n");
}

return 0;
}

output

Enter value of n: 5    
    *
   ***
  *****
 *******
*********