program#int reduction compUnit#int reduction decl#int reduction varDecl#int reduction bType#int reduction int#int move varDef#IDN reduction IDN#IDN move argVarDef#= reduction =#= move initVal#INT reduction exp#INT reduction assignExp#INT reduction eqExp#INT reduction relExp#INT reduction addExp#INT reduction mulExp#INT reduction unaryExp#INT reduction number#INT reduction INT#INT move mulExpAtom#, reduction addExpAtom#, reduction relExpAtom#, reduction eqExpAtom#, reduction assignExpAtom#, reduction argVarDecl#, reduction ,#, move varDef#INT error