Size of array1 = 3
$array1[0] = 10
$array1[1] = 20
$array1[2] = 30

Size of array2 = 3
Lee : 100점

Warning: Undefined array key "Kim" in /users/2021/i2151005/public_html/2022/WebProg/ch04/exam04-13.php on line 21
Kim : 점
Seo : 80점