C Program to print Floyd Triangle

#include <stdio.h>
  int main()
  {
     int n, i, c, a = 1;
     printf("Enter the number of rows of Floyd\'s triangle to print:\n");
     scanf("%d", &n);
     for (i = 1; i <= n; i++)
    {
        for (c = 1; c <= i; c++)
         {
            printf("%d ",a);
            a++;
        }
         printf("\n");
    }
   return 0;
  }