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ArrayLoopWays.java
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80 lines (63 loc) · 1.38 KB
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import java.util.ArrayList;
import java.util.Iterator;
import java.util.ListIterator;
public class ArrayLoopWays {
void evenOdd2(int i){
if(i%2==0){
System.out.println("Even "+i);
}
else
{
System.out.println("Odd "+i);
}
}
static void evenOdd(int i){
if(i%2==0){
System.out.println("Even "+i);
}
else
{
System.out.println("Odd "+i);
}
}
public static void main(String[] args) {
ArrayList<Integer> numList = new ArrayList<>();
numList.add(100);
numList.add(7);
numList.add(300);
numList.add(10);
numList.add(9);
// 1st Way
/*int sum = 0;
for(int i = 0; i<numList.size(); i++){
sum = sum + numList.get(i);
System.out.println(numList.get(i));
}
System.out.println("Sum is "+sum);*/
// 2nd Way
/*Iterator<Integer> i = numList.iterator();
while(i.hasNext()){
System.out.println(i.next());
//i.remove();
}*/
// 3rd Way
/*ListIterator<Integer> i= numList.listIterator();
while(i.hasNext()){
System.out.println(i.next());
//i.remove();
}
System.out.println("**************");
while(i.hasPrevious()){
System.out.println(i.previous());
//i.remove();
}*/
// 4th Way
/*for(Integer i : numList){
System.out.println(i);
}*/
//5th Way
//numList.forEach(ArrayLoopWays::evenOdd);
ArrayLoopWays obj = new ArrayLoopWays();
numList.forEach(obj::evenOdd2);
}
}