Code RoomBOM cost recomputes shared parts
HardPrep Room Coding #1936

BOM cost recomputes shared parts

Code reviewAlgorithms & data structuresMid–Senior~20 min

Review this Go function that prices a bill of materials by recursively expanding sub-assemblies. Deep trees with shared sub-assemblies are extremely slow.

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 20 min
Mark a line and say what kind of problem it is.0 findings
1func cost(part string, bom map[string][]string, price map[string]float64) float64 {
2 total := price[part]
3 for _, child := range bom[part] {
4 total += cost(child, bom, price)
5 }
6 return total
7}
Which questions mattered is sealed until you submit. Telling you now would just be handing over the edge cases.