Java Fundamentals for Kids - Exercise 20

SumIsThirty.java

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

        //Define & Initialization
        int numbers[] = new int[] {10,333,10,6,10,8,14,43};
		
		int sum = 0;
		boolean isThirty = false;
		
		for(int i = 0 ; i < numbers.length ; i ++){
			if(numbers[i] == 10)
				sum += numbers[i];
		}
		
		if(sum == 30)
			isThirty = true;
		
		if(isThirty == true){
			System.out.println("The sum of all 10's in array is 30");
		} else
			System.out.println("The sum of all 10's in array is not 30");
	
	}
}