Developing Algorithms Using Arrays

AP Computer Science A· difficulty 2/5

int[] a = {2, 4, 6, 8};
int sum = 0;
for (int i = 0; i < a.length; i++) {
  sum += a[i];
}
System.out.println(sum);

What is printed?

  • A

    16

  • B

    12

  • C

    18

  • D

    20

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Explanation

The loop adds every element: 2+4+6+8 = 20.

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