Nested Iteration

AP Computer Science A· difficulty 4/5

int count = 0;
for (int i = 1; i <= 4; i++) {
  for (int j = 1; j <= i; j++) {
    count++;
  }
}
System.out.println(count);

What is printed?

  • A

    10

    check_circle
  • B

    8

  • C

    12

  • D

    16

Explanation

Inner loop runs i times: 1+2+3+4 = 10 total iterations.

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