<code>for (int x : arr) sum += x;</code> is equivalent to
- A
Sum first element only
- Bcheck_circle
Index-based for loop summing all elements
- C
Sum elements at even indices
- D
Compile error
Explanation
Enhanced-for iterates each element in order.
Enhanced for Loop for Arrays
AP Computer Science A· difficulty 3/5
Want 10 more like this — adaptive to your weak spots?