Program to print Floyd's Triangle

1 
2 3
4 5 6
7 8 9 10
11 12 13 14 15

Problem Statement:- Program to display Floyd's Triangle Number Pattern.

Sample Input/Output:-

Sample Input First:4	Sample Output First:  1         2 3       4 5 6     7 8 9 10
Sample Input Second: 5	Sample Output Second:  1  2 3 4 5 6 7 8 9 10 11 12 13 14 15

Data requirement:-

  Input Data:- row_size

  Output Data:- print_counter

  Additional Data:- ins, out

Program in C

Here is the source code of the C Program to Print Floyd's Triangle Number pattern.

Code:

#include <stdio.h>
int main()
{
  int row_size;
  /*Taking Input of the Floyd's Triangle row size*/
  printf("Enter the Row Size:");
  scanf("%d", &row_size);
  int print_counter = 1, out, ins;
  /*display the Floyd's Triangle*/
  for (out = 1; out <= row_size; out++)
  {
    for (ins = 1; ins <= out; ins++)
    {
      printf("%d ", print_counter);
      print_counter++;
    }
    printf("\n");
  }
  return 0;
}

Input/Output:

Enter the Row Size:3

1 

2 3

4 5 6

Program in C++

Here is the source code of the C++ Program to Display Floyd's Triangle Number Pattern.

Code:

#include <iostream>
using namespace std;
int main()
{
    int row_size;
    /*Taking Input of the Floyd's Triangle row size*/
    cout << "Enter the Row Size:";
    cin >> row_size;
    int print_counter = 1, out, ins;
    /*display the Floyd's Triangle*/
    for (out = 1; out <= row_size; out++)
    {
        for (ins = 1; ins <= out; ins++)
        {
            cout << print_counter << " ";
            print_counter++;
        }
        cout << endl;
    }
    return 0;
}

Input/Output:

Enter the Row Size:4

1        

2 3      

4 5 6    

7 8 9 10

Program in Java

Here is the source code of the Java Program to Print Floyd's Triangle Number pattern.

Code:

import java.util.Scanner;
public class FloydsTriangle {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        /*Taking Input of the Floyd's Triangle row size */
        System.out.print("Enter the Row Size:");
        int row_size = sc.nextInt();
        int print_counter = 1, out, ins;
        /* display the Floyd's Triangle */
        for (out = 1; out <= row_size; out++) {
            for (ins = 1; ins <= out; ins++) {
                System.out.print(print_counter + " ");
                print_counter++;
            }
            System.out.println();
        }
    }
}

Input/Output:

Enter the Row Size:3

1 

2 3

4 5 6 

Program in Python

Here is the source code of the Python Program to display Floyd's Triangle Number pattern.

Code:

# Taking Input of the Floyd's Triangle row size
row_size = int(input("Enter the Row Size:"))
print_counter = 1
# display the Floyd's Triangle
for out in range(row_size):
    for ins in range(out+1):
        print(print_counter, end=" ")
        print_counter += 1
    print("\r")

Input/Output:

Enter the Row Size:3

1 

2 3

4 5 6

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