Code RoomBoxed primitive in tight loop
MediumPrep Room Coding #2107

Boxed primitive in tight loop

Code reviewCode quality & reviewMid–Senior~18 min

Review this Java method that sums a large list of measurements.

What a strong answer looks like

Separate real bugs from style. Rank issues by severity, point at the root cause rather than the symptom, and suggest a concrete fix, specific and kind.

0:00 of about 18 min
Mark a line and say what kind of problem it is.0 findings
1long sum(int[] values) {
2 Long total = 0L;
3 for (int i = 0; i < values.length; i++) {
4 total += values[i];
5 }
6 return total;
7}
Which questions mattered is sealed until you submit. Telling you now would just be handing over the edge cases.