struct EWBG{} // Edge-Weighted Bipartite Graph
struct MWPM{} // Maximum Weight Perfect Matching
struct MWM{} // Maximum Weight Matching
struct MWMM{} // Maximum Weight Maximum Matching
struct EWDCBG{}// Edge-Weighted Degree-Constrained Bipartite Graph
    You can set your own graphs by filling the variables in it
        or use random void() to generate random graphs
struct MWPDCS{} // Maximum Weight Perfect Degree-Constrained Subgraph
struct BasicGreedy{}
struct MWDCS{}// Maximum Weight Degree-Constrained Subgraph
struct FIMWS{} // Fewest Isolated-vertices Maximum Weight Subgraph