How does C++ find out the number of paths and the minimum path and

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# include # include # include using namespace std;/* idea: for a certain point, the number of paths in DP [I] [j] is the sum of the number of paths directly above and to the left of the point DP [I] [j] = dp [I] [JRIME1] + DP [I-1] [j]; but special consideration is required for special places * / int Unique_path (int mlint nint int first,int second) {vector dp (m); int iJet j For (iSuppli)