Someone
public java v1 · immutablepublic long sum(int[] v, int first, int last) { if (first == last) { return v[first]; } else { // first < last return v[first] + sum(v, first + 1, last); }}public long sum(int[] v, int first, int last) { if (first == last) { return v[first]; } else { // first < last return v[first] + sum(v, first + 1, last); }}