C program to print Floyd's triangle

C program to print Floyd's triangle:- This program prints Floyd's triangle. Number of rows of Floyd's triangle to print is entered by the user. First four rows of Floyd's triangle are as follows :-
1
2 3
4 5 6
7 8 9 10
It's clear that in Floyd's triangle nth row contains n numbers.

C programming code

#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;
}
Download Floyd triangle program.
Output of program:
Floyd triangle program

C program to print Floyd's triangle using recursion

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

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