19 Different Number Pattern Programs in Java

Java programs to print the numbers or any different pattern is one of the easiest ways to kick off your coding skills in java. In this post I have taken some different number pattern programs in java and tried to solve them . Please add more pattern and their code in the comment sections.


Pattern programs in java : Pattern 1

1
1 2
1 2 3
1 2 3 4
1 2 3 4 5
1 2 3 4 5 6
1 2 3 4 5 6 7

import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        //Taking rows value from the user
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        for (int i = 1; i <= rows; i++) 
        {
            for (int j = 1; j <= i; j++)
            {
                System.out.print(j+" ");
            }
             
            System.out.println();
        }
         
        //Close the resources
         
        sc.close();
    }
}



Pattern programs in java : Pattern 2

1

1 2
1 2 3
1 2 3 4
1 2 3 4 5
1 2 3 4 5 6 7
1 2 3 4 5 6
1 2 3 4 5
1 2 3 4
1 2 3
1 2
1

import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        //Taking rows value from the user
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        //Printing upper half of the pattern
         
        for (int i = 1; i <= rows; i++) 
        {
            for (int j = 1; j <= i; j++) 
            { 
                System.out.print(j+" "); 
            } 
             
            System.out.println(); 
        } 
         
        //Printing lower half of the pattern 
         
        for (int i = rows-1; i >= 1; i--)
        {
            for (int j = 1; j <= i; j++)
            {
                System.out.print(j+" ");
            }
             
            System.out.println();
        }
         
        //Closing the resources
         
        sc.close();
    }
}

Pattern programs in java : Pattern 3 

1

2 2
3 3 3
4 4 4 4
5 5 5 5 5
6 6 6 6 6 6
7 7 7 7 7 7 7

import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        //Taking rows value from the user
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        for (int i = 1; i <= rows; i++) 
        {
            for (int j = 1; j <= i; j++)
            {
                System.out.print(i+" ");
            }
             
            System.out.println();
        }
         
        //Close the resources
         
        sc.close();
    }
}


Pattern programs in java : Pattern 4

7 6 5 4 3 2 1
7 6 5 4 3 2 
7 6 5 4 3 
7 6 5 4
7 6 5
7 6
7


import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        //Taking rows value from the user
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        for (int i = 1; i <= rows; i++) 
        { 
            for (int j = rows; j >= i; j--)
            {
                System.out.print(j+" ");
            }
             
            System.out.println();
        }
         
        //Closing the resources
         
        sc.close();
    }
}

Pattern programs in java : Pattern 5

1 2 3 4 5 6 7
1 2 3 4 5 6
1 2 3 4 5
1 2 3 4
1 2 3
1 2
1


import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        //Taking rows value from the user
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        for (int i = rows; i >= 1; i--) 
        {
            for (int j = 1; j <= i; j++)
            {
                System.out.print(j+" ");
            }
             
            System.out.println();
        }
         
        //Closing the resources
         
        sc.close();
    }
}

Pattern programs in java : Pattern 6

7 6 5 4 3 2 1
6 5 4 3 2 1
5 4 3 2 1
4 3 2 1
3 2 1
2 1
1


import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        //Taking rows value from the user
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        for (int i = rows; i >= 1; i--) 
        {
            for (int j = i; j >= 1; j--)
            {
                System.out.print(j+" ");
            }
             
            System.out.println();
        }
         
        //Closing the resources
         
        sc.close();
    }
}

Pattern programs in java : Pattern 7

7
7 6 
7 6 5
7 6 5 4
7 6 5 4 3
7 6 5 4 3 2 
7 6 5 4 3 2 1


import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        //Taking rows value from the user
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        for (int i = rows; i >= 1; i--) 
        {
            for (int j = rows; j >= i; j--)
            {
                System.out.print(j+" ");
            }
             
            System.out.println();
        }
         
        //Closing the resources
         
        sc.close();
    }
}

Pattern programs in java : Pattern 8

1
1 2 1
1 2 3 2 1
1 2 3 4 3 2 1
1 2 3 4 5 4 3 2 1
1 2 3 4 5 6 5 4 3 2 1
1 2 3 4 5 6 7 6 5 4 3 2 1

import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        //Taking rows value from the user
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        for (int i = 1; i <= rows; i++) 
        {
            //Printing first half of the row
             
            for (int j = 1; j <= i; j++) 
            { 
                System.out.print(j+" "); 
            }
             
            //Printing second half of the row 
             
            for (int j = i-1; j >= 1; j--)
            {
                System.out.print(j+" ");
            }
             
            System.out.println();
        }
         
        //Closing the resources
         
        sc.close();
    }
}

Pattern programs in java : Pattern 9

1 2 3 4 5 6 7
1 2 3 4 5 6
1 2 3 4 5
1 2 3 4
1 2 3
1 2 

1 2
1 2 3 
1 2 3 4 
1 2 3 4 5
1 2 3 4 5 6
1 2 3 4 5 6 7


import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        //Taking rows value from the user
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        //Printing upper half of the pattern
         
        for (int i = rows; i >= 1; i--) 
        {
            for (int j = 1; j <= i; j++)
            {
                System.out.print(j+" ");
            }
             
            System.out.println();
        }
         
        //Printing lower half of the pattern
         
        for (int i = 2; i <= rows; i++) 
        {
            for (int j = 1; j <= i; j++)
            {
                System.out.print(j+" ");
            }
             
            System.out.println();
        }
         
        //Closing the resources
         
        sc.close();
    }
}

Pattern programs in java : Pattern 10

1234567
  234567
    34567
      4567
        567
          67
            7
          67
        567
      4567
    34567
  234567
1234567





import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        //Taking rows value from the user
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        //Printing upper half of the pattern
         
        for (int i = 1; i <= rows; i++) 
        {
            //Printing i spaces at the beginning of each row
             
            for (int j = 1; j < i; j++) 
            {
                System.out.print(" ");
            }
             
            //Printing i to rows value at the end of each row
             
            for (int j = i; j <= rows; j++) 
            { 
                System.out.print(j); 
            } 
             
            System.out.println(); 
        } 
         
        //Printing lower half of the pattern 
         
        for (int i = rows-1; i >= 1; i--) 
        {
            //Printing i spaces at the beginning of each row
             
            for (int j = 1; j < i; j++) 
            {
                System.out.print(" ");
            }
             
            //Printing i to rows value at the end of each row
             
            for (int j = i; j <= rows; j++)
            {
                System.out.print(j);
            }
             
            System.out.println();
        }
         
        //Closing the resources
         
        sc.close();
    }
}

Pattern programs in java : Pattern 11

1
2 1
3 2 1
4 3 2 1
5 4 3 2 1 
6 5 4 3 2 1
7 6 5 4 3 2 1


import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        //Taking rows value from the user
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        for (int i = 1; i <= rows; i++) 
        {
            for (int j = i; j >= 1; j--)
            {
                System.out.print(j+" ");
            }
             
            System.out.println();
        }
         
        //Close the resources
         
        sc.close();
    }
}

Pattern programs in java : Pattern 12

1
10
101
1010
10101
101010 
1010101


import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        for (int i = 1; i <= rows; i++) 
        {
            for (int j = 1; j <= i; j++)
            {
                if(j%2 == 0)
                {
                    System.out.print(0);
                }
                else
                {
                    System.out.print(1);
                }
            }
             
            System.out.println();
        }
         
        sc.close();
    }
}


Pattern programs in java : Pattern 13

1  2  3  4  5  6  7 
  2  3  4  5  6  7
    3  4  5  6  7
      4  5  6  7
        5  6  7
          6  7
            7
          6  7
        5  6  7
      4  5  6  7
    3  4  5  6  7
  2  3  4  5  6  7
1  2  3  4  5  6  7


import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        //Taking rows value from the user
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        //Printing upper half of the pattern
         
        for (int i = 1; i <= rows; i++) 
        {
            //Printing i spaces at the beginning of each row
             
            for (int j = 1; j < i; j++) 
            {
                System.out.print(" ");
            }
             
            //Printing i to rows value at the end of each row
             
            for (int j = i; j <= rows; j++) 
            { 
                System.out.print(j+" "); 
            } 
             
            System.out.println(); 
        } 
         
        //Printing lower half of the pattern 
         
        for (int i = rows-1; i >= 1; i--) 
        {
            //Printing i spaces at the beginning of each row
             
            for (int j = 1; j < i; j++) 
            {
                System.out.print(" ");
            }
             
            //Printing i to rows value at the end of each row
             
            for (int j = i; j <= rows; j++)
            {
                System.out.print(j+" ");
            }
             
            System.out.println();
        }
         
        //Closing the resources
         
        sc.close();
    }
}

Pattern programs in java : Pattern 14

1111111
1111122
1111333
1114444
1155555
1666666
7777777 


import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        for (int i = 1; i <= rows; i++) 
        {
            for (int j = 1; j <= rows-i; j++)
            {
                System.out.print(1);
            }
             
            for (int j = 1; j <= i; j++)
            {
                System.out.print(i);
            }
             
            System.out.println();
        }
         
        sc.close();
    }
}

Pattern programs in java : Pattern 15 

1010101
0101010
1010101
0101010
1010101
0101010
1010101


import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        for (int i = 1; i <= rows; i++) 
        {
            int num;
             
            if(i%2 == 0)
            {
                num = 0;
                 
                for (int j = 1; j <= rows; j++)
                {
                    System.out.print(num);
                     
                    num = (num == 0)? 1 : 0;
                }
            }
            else
            {
                num = 1;
                 
                for (int j = 1; j <= rows; j++)
                {
                    System.out.print(num);
                     
                    num = (num == 0)? 1 : 0;
                }
            }
             
            System.out.println();
        }
         
        sc.close();
    }
}


Pattern programs in java : Pattern 16

1
2 6
3 7 10 
4 8 11 13
5 9 12 14 15


import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        for (int i = 1; i <= rows; i++) 
        {
            int num = i;
             
            for (int j = 1; j <= i; j++) 
            {
                System.out.print(num+" ");
                 
                num = num+rows-j;
            }
             
            System.out.println();
        }
         
        sc.close();
    }
}

Pattern programs in java : Pattern 17

0000000 
0100000 
0020000
0003000
0000400
0000050
0000006


import java.util.Scanner;
 
public class MainClass
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
         
        System.out.println("How many rows you want in this pattern?");
         
        int rows = sc.nextInt();
         
        System.out.println("Here is your pattern....!!!");
         
        for (int i = 1; i <= rows; i++) 
        {
            int num = i;
             
            for (int j = 1; j <= i; j++) 
            {
                System.out.print(num+" ");
                 
                num = num+rows-j;
            }
             
            System.out.println();
        }
         
        sc.close();
    }
}


Pattern programs in java : Pattern 18

1
2 3
4 5 6
7 8 9 10
11 12 13 14 15


import java.util.Scanner;
  
public class MainClass 
{    
    public static void main(String[] args) 
    {
        System.out.println("How many rows you want in this pattern?");
         
        Scanner sc = new Scanner(System.in);
         
        int noOfRows = sc.nextInt();
         
        int value = 1;
         
        System.out.println("Here is your pattern :");
         
        for (int i = 1; i <= noOfRows; i++) 
        {
            for (int j = 1; j <= i; j++) 
            {
                System.out.print(value+"\t");
                 
                value++;
            }
             
            System.out.println();
        }
    }    
}

Pattern programs in java : Pattern 19

1
2 2
3 3 3
4 4 4 4
5 5 5 5 5 
6 6 6 6 6 6
7 7 7 7 7 7 7


import java.util.Scanner;

public class MainClass
{
public static void main(String[] args) 
{
System.out.println("How many rows you want in this pattern");
         
        Scanner sc = new Scanner(System.in);
         
        int noOfRows = sc.nextInt();

        for (int i = 1; i <= noOfRows; i++) 
        {
           for (int j = 1; j <= i; j++)
          {
             System.out.print(i+" ");
          }
               
          System.out.println();
         }
    }
} 




About The Author

Subham Mittal has worked in Oracle for 3 years .
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