Input rows: 5
*
***
*****
*******
*********
/**
* C program to print equilateral triangle or pyramid star pattern
*/
#include <stdio.h>
int main()
{
int i, j, rows;
/* Input number of rows to print */
printf("Enter number of rows : ");
scanf("%d", &rows);
/* Iterate through rows */
for(i=1; i<=rows; i++)
{
/* Print leading spaces */
for(j=i; j<rows; j++)
{
printf(" ");
}
/* Print star */
for(j=1; j<=(2*i-1); j++)
{
printf("*");
}
/* Move to next line */
printf("\n");
}
return 0;
}