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#PATTERN #SYMBOLPRINT #ALPHABET How to print alphabet symbols print in j...





Number Pattern Programs In Java :
Java programs to print the numbers or any other symbols in different patterns are one of the frequently asked interview programs mostly for freshers. 



Because, they test the candidate’s logical ability as well as coding skills which are ‘must have 

skills’ for any software engineer. In this post, I have collected some of the different number pattern programs in java and have tried to solve them. I hope they will be helpful for you guys.



Number 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 

 Java Program :

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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();
}
}
Output :

How many rows you want in this pattern?
7
Here is your pattern….!!!
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

Pattern 2 :
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

Java Program :

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3
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5
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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();
}
}
Output :

How many rows you want in this pattern?
7
Here is your pattern….!!!
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

Pattern 3 :
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
1 2 3 4 5 6
1 2 3 4 5
1 2 3 4
1 2 3
1 2
1

Java Program :

1
2
3
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5
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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();
}
} 



Output :

How many rows you want in this pattern?
7
Here is your pattern….!!!
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
1 2 3 4 5 6
1 2 3 4 5
1 2 3 4
1 2 3
1 2
1

Pattern 4 :
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

Java Program :

1
2
3
4
5
6
7
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14
15
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18
19
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29
30
31
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();
}
}
Output :

How many rows you want in this pattern?
7
Here is your pattern….!!!
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

[quads id=5]

Pattern 5 :
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

Java Program :

1
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5
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7
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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();
}
}

Output :

How many rows you want in this pattern?
7
Here is your pattern….!!!
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

Pattern 6 :
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

Java Program :

1
2
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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();
}
}
Output :

How many rows you want in this pattern?
7
Here is your pattern….!!!
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

Pattern 7 :
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

Java Program :

1
2
3
4
5
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7
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30
31
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();
}
}
Output :

How many rows you want in this pattern?
7
Here is your pattern….!!!
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

Pattern 8 :
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
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

Java Program :

1
2
3
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5
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44
45
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();
}
}
Output :

How many rows you want in this pattern?
7
Here is your pattern….!!!
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
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

Pattern 9 :
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

Java Program :

1
2
3
4
5
6
7
8
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10
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31
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35
36
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38
39
40
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();
}
}
Output :

How many rows you want in this pattern?
7
Here is your pattern….!!!
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

Pattern 10 :
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

Java Program :

1
2
3
4
5
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7
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21
22
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30
31
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();
}
}

 Output :

How many rows you want in this pattern?

 7
Here is your pattern….!!!
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



1 2

Categories Java Interview Programs
Previous:How To Reverse An ArrayList In Java?Next:How To Format Date In Java?
510 Comments
Faizaan
September 2, 2016 (9:52 pm) #
I had fun playing around with this!

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