Write a Java program using for-each loop.

Write a Java program using for each loop.

Program1:

class ForEachLoop1
{
public static void main(String args[])
{
int arr[]={13,20,30,40};
for(int i:arr)
{
System.out.println(i);
}
}
}

O/P:
13
20
30
40

Write a Java program using for each loop.

Program2:

import java.util.*;
class ForEachLoop2
{
public static void main(String args[])
{
LinkedList<String> list=new LinkedList<String>();
list.add("Raju");
list.add("Hiten");
list.add("Kiran");
for(String s:list)
{
System.out.println(s);
}
}
}

O/P:
Raju
Hiten
Kiran

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Stars printing programs

1.Write a Java program to print stars in Triangular shape using nested FOR LOOP.

Program:
class Star1
{
public static void main(String args[])
{
for(int i=1;i<=5;i++)
{
for(int j=1;j<=5-i;j++)
System.out.print(" ");

for(int j=1;j<=i;j++)
System.out.print("*");

System.out.println();
}
}
}

O/P:

2.Write a Java program to print stars in Triangular shape using nested FOR LOOP.

Program:
class Star2
{
public static void main(String args[])
{
for(int i=1;i<=5;i++)
{
for(int j=1;j<=i;j++)
{
System.out.print("*");
}
System.out.println();
}
}
}

O/P:

3.Write a Java program to print Pyramid stars using nested FOR LOOP.

Program:

class PyramidStarPrint
{
public static void main(String args[])
{

for(int i=1;i<=5;i++)
{
for(int j=1;j<=5-i;j++)

System.out.print(" ");

for(int j=1;j<=2*i-1;j++)

System.out.print("*");

System.out.println();
}
}
}

O/P:

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