sum numbers in array java
public class Exercise2 {
public static void main(String[] args) {
int my_array[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
int sum = 0;
for (int i : my_array)
sum += i;
System.out.println("The sum is " + sum);
}
}sum numbers in array java
public class Exercise2 {
public static void main(String[] args) {
int my_array[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
int sum = 0;
for (int i : my_array)
sum += i;
System.out.println("The sum is " + sum);
}
}how to add a number to an array in java
List<Integer> myList = new ArrayList<Integer>();
myList.add(5);
myList.add(7);how to append values in integer array in java
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
class Main
{
private static Integer[] append(Integer[] arr, int element) {
List<Integer> list = new ArrayList<>(Arrays.asList(arr));
list.add(element);
return list.toArray(new Integer[0]);
}
public static void main(String[] args) {
Integer[] nums = { 1, 2, 3, 4 };
nums = append(nums, 5); // add 5 to nums[]
System.out.println(Arrays.toString(nums));
}
}Copyright © 2021 Codeinu
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