21 9/4 = 2, 9%4 = 1. 210 + 1 = 21.

Casting and Ranges of Variables

AP Computer Science A· difficulty 3/5

public static int run() {
    int a = 9;
    int b = 4;
    int q = a / b;
    int r = a % b;
    return q * 10 + r;
}
// Call: System.out.println(run());

What is printed?

A
$21$
check_circle
B
$23$
C
$13$
D
$11$

Explanation

9/4 = 2, 9%4 = 1. 2*10 + 1 = 21.

Want 10 more like this — adaptive to your weak spots?

Practice 10 like thisarrow_forward Predict my AP score

Related questions