Tuesday 12 January 2016

Types of pyramid programs

Program 1:-

class Main{
public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=1;j<=i;j++)
System.out.print("*");
System.out.println("");
}          
}
}

OUTPUT:-
C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
*
**
***
****
*****

Program 2:-
class Main{
public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=1;j<=i;j++)
System.out.print("*");
System.out.println("");
}
for(i=5;i>=1;i--){
for(j=1;j<=i;j++)
System.out.print("*");
System.out.println("");
}          
}
}

OUTPUT:-
C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
*
**
***
****
*****
*****
****
***
**
*

Program 3:-
class Main{
public static void main(String args[]){
int i,j;
for(i=5;i>=1;i--){
for(j=1;j<=i;j++)
System.out.print("*");
System.out.println("");
}
for(i=1;i<=5;i++){
for(j=1;j<=i;j++)
System.out.print("*");
System.out.println("");
}          
}
}

OUTPUT:-
C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
*****
****
***
**
*
*
**
***
****
*****

Program 4:-
class Main{
public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=1;j<=5-i;j++)
System.out.print(" ");
for(j=1;j<=i;j++)
System.out.print("*");
for(j=1;j<i;j++)
System.out.print("*");
System.out.print("\n");
}          
}
}

OUTPUT:- 
C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
    *
   ***
  *****
 *******
*********

Program 5:- 
class Main{
public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=1;j<=5-i;j++)
System.out.print(" ");
for(j=1;j<=i;j++)
System.out.print(" "+i);
System.out.println("");
}
}          
}

OUTPUT:-

C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
     1
    2 2
   3 3 3
  4 4 4 4
 5 5 5 5 5


Program 6:- 
class Main{
public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=1;j<=i;j++)
System.out.print(" "+i);
System.out.println("");
}
}          
}

OUTPUT:-

C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
 1
 2 2
 3 3 3
 4 4 4 4
 5 5 5 5 5

Program 7:-
class Main{

public static void main(String args[]){
int i,j;
for(i=1;i<=10;i++){
for(j=1;j<=10;j++)
System.out.print("    "+i*j);
System.out.println("");
}
}   
}


OUTPUT:-

C:\Users\Saty\Desktop\java>javac 1.java

C:\Users\Saty\Desktop\java>java Main
    1     2     3     4     5     6     7     8     9    10
    2     4     6     8    10   12   14   16   18   20
    3     6     9    12   15   18   21   24   27   30
    4     8    12   16   20   24   28   32   36   40
    5    10   15   20   25   30   35   40   45   50
    6    12   18   24   30   36   42   48   54   60
    7    14   21   28   35   42   49   56   63   70
    8    16   24   32   40   48   56   64   72   80
    9    18   27   36   45   54   63   72   81   90
   10   20   30   40   50   60   70   80   90  100


Program 8:- 
class Main{
public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=1;j<=5-i;j++)
System.out.print(" ");
for(j=1;j<=i;j++)
System.out.print(" "+j);
System.out.println("");
}
}          
}


OUTPUT:-

C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
     1
    1 2
   1 2 3
  1 2 3 4
 1 2 3 4 5

Program 9:-
class Main{
public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=1;j<=5-i;j++)
System.out.print(" ");
for(j=1;j<=i;j++)
System.out.print(" "+j);
for(j=1;j<=i;j++)
System.out.print(" ");
System.out.println("");
}
}          
}

OUTPUT:-

C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
     1
    1 2
   1 2 3
  1 2 3 4
 1 2 3 4 5

Program 10:-
class Main{
public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=1;j<=i;j++)
System.out.print(" "+(i+j)%2);
System.out.println(" ");
}
}
}

OUTPUT:-

C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
 0
 1 0
 0 1 0
 1 0 1 0
 0 1 0 1 0
 
Program 11:-  
class Main{
public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=1;j<=i;j++)
System.out.print("*");
System.out.println(" ");
}
for(i=1;i<=5;i++){
for(j=5;j>=i;j--)
System.out.print("*");
System.out.println(" ");
}
}
}

OUTPUT:-
C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
*
**
***
****
*****
*****
****
***
**
*

Program 12:-
class Main{
public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=i;j<=5;j++)
System.out.print(" "+j);
System.out.println(" ");
}
}
}

OUTPUT:-

C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
 1 2 3 4 5
 2 3 4 5
 3 4 5
 4 5
 5

 
Program 13:-
class Main{
public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=1;j<=5-i;j++)
System.out.print(" ");
for(j=1;j<=i;j++)
System.out.print("*");
for(j=1;j<i;j++)
System.out.print("*");
System.out.println("");
}
for(i=1;i<=5;i++){
for(j=1;j<i;j++)
System.out.print(" ");
for(j=10-i;j>=i;j--)
System.out.print("*");
System.out.println("");
}          
}
}


OUTPUT:-

C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
    *
   ***
  *****
 *******
*********
*********
 *******
  *****
   ***
    *

Program 14:-  
class Main{
public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=1;j<=5-i;j++)
System.out.print(" ");
for(j=1;j<=i;j++)
System.out.print("*");
for(j=1;j<i;j++)
System.out.print("*");
System.out.println("");
}
for(i=1;i<=5;i++){
for(j=1;j<i;j++)
System.out.print(" ");
for(j=5;j>=i;j--)
System.out.print("*");
for(j=5;j>i;j--)
System.out.print("*");
System.out.println("");
}          
}
}
  
OUTPUT:-
C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
    *
   ***
  *****
 *******
*********
*********
 *******
  *****
   ***
    *


Program 15:-
class Main{

public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=1;j<=i;j++)
System.out.print(" "+j);
for(j=i-1;j>=1;j--)
System.out.print(" "+j);
System.out.println(" ");
}
for(i=4;i>=1;i--){
for(j=1;j<=i;j++)
System.out.print(" "+j);
for(j=i-1;j>=1;j--)
System.out.print(" "+j);
System.out.println(" ");
}
}
}

OUTPUT:- 
C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
 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 3 2 1
 1 2 3 2 1
 1 2 1
 1
  
Program 16:-

class Main{
public static void main(String args[]){
int i,j;
for(i=1;i<=5;i++){
for(j=1;j<=i;j++)
System.out.print(" ");
for(j=10-i;j>=i;j--)
System.out.print("*");
System.out.println(" ");
}
}
}


OUTPUT:-
C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main


 *********
  *******
   *****
    ***
     *



Program 17:- 
class Main{
public static void main(String args[]){
int i,j,k=1;
for(i=0;i<=5;i++){
for(j=1;j<=5-i;j++)
System.out.print(" ");
for(j=0;j<=i;j++){
if(j==0||i==0)
k=1;
else
k=(k*(i-j+1)/j);
System.out.print(" "+k);
}
System.out.println(" ");
}
}
} 



 OUTPUT:-
C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
      1

     1 1
    1 2 1
   1 3 3 1
  1 4 6 4 1
 1 5 10 10 5 1



 Program 18:-   
class Main{
public static void main(String args[]){
int i,j,k=1;
for(i=1;i<=4;i++){
for(j=1;j<=i;j++,k++)
System.out.print(" "+k);
System.out.println(" ");
}
}
}



OUTPUT:-
C:\Users\Saty\Desktop\java>javac 1.java
C:\Users\Saty\Desktop\java>java Main
 1

 2 3
 4 5 6
 7 8 9 10









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14 comments:

  1. Unknown15 January 2016 at 23:41

    It,s nice thanks for your codes

    ReplyDelete
  2. Unknown16 January 2016 at 10:49

    thank U .........
    for giving me a great examples

    ReplyDelete
  3. Unknown17 January 2016 at 09:43

    This comment has been removed by the author.

    ReplyDelete
  4. Unknown17 January 2016 at 09:44

    this page is very helpful for improving my java..
    Gracias!!

    ReplyDelete
  5. sonu19 January 2016 at 05:01

    Thank You so Much Sir...Its really awesome!!!
    not even my coachings provided such a great programs

    ReplyDelete
  6. Unknown22 January 2016 at 04:33

    This was great, loved it, thank you.

    ReplyDelete
  7. Unknown22 January 2016 at 09:47

    Wow good teaching. Why can't more people think in a logical manner like you?

    ReplyDelete
  8. Unknown22 January 2016 at 09:52

    have to recommend it to beginners

    ReplyDelete
  9. Unknown22 January 2016 at 09:52

    Excellent! You are an excellent teacher. Loved this

    ReplyDelete
  10. Unknown22 January 2016 at 11:16

    Great instructional codes. Thanks a ton

    ReplyDelete
  11. Unknown24 January 2016 at 11:00

    This was fabulous - thank you so much for creating this training!

    ReplyDelete
  12. Unknown24 January 2016 at 11:08

    This is the most efficient way I could have learned Java.Thank you very much.

    ReplyDelete
  13. sonu27 January 2016 at 10:09

    Your teaching is highly organized and structured. Feeling lucky to find you. God bless you.

    ReplyDelete
  14. Unknown27 January 2016 at 10:21

    it is the only code that i have found which helps and is easy to follow for beginners

    ReplyDelete

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