## type Decl(MConst,f,Fun(None,List((x,MTyp(MVar,TNumber))),Some(TNumber),Binary(Seq,Assign(Var(x),Binary(Plus,Var(x),N(1.0))),Binary(Plus,Var(x),N(1.0)))),Decl(MConst,y,N(5.0),Binary(Seq,Print(Var(y)),Decl(MConst,z,Call(Var(f),List(Var(y))),Binary(Seq,Print(Var(y)),Print(Var(z))))))) : Undefined ## step 0: ## Map() ## Decl(MConst,f,Fun(None,List((x,MTyp(MVar,TNumber))),Some(TNumber),Binary(Seq,Assign(Var(x),Binary(Plus,Var(x),N(1.0))),Binary(Plus,Var(x),N(1.0)))),Decl(MConst,y,N(5.0),Binary(Seq,Print(Var(y)),Decl(MConst,z,Call(Var(f),List(Var(y))),Binary(Seq,Print(Var(y)),Print(Var(z))))))) ## step 1: ## Map() ## Decl(MConst,y,N(5.0),Binary(Seq,Print(Var(y)),Decl(MConst,z,Call(Fun(None,List((x,MTyp(MVar,TNumber))),Some(TNumber),Binary(Seq,Assign(Var(x),Binary(Plus,Var(x),N(1.0))),Binary(Plus,Var(x),N(1.0)))),List(Var(y))),Binary(Seq,Print(Var(y)),Print(Var(z)))))) ## step 2: ## Map() ## Binary(Seq,Print(N(5.0)),Decl(MConst,z,Call(Fun(None,List((x,MTyp(MVar,TNumber))),Some(TNumber),Binary(Seq,Assign(Var(x),Binary(Plus,Var(x),N(1.0))),Binary(Plus,Var(x),N(1.0)))),List(N(5.0))),Binary(Seq,Print(N(5.0)),Print(Var(z))))) 5.0 ## step 3: ## Map() ## Binary(Seq,Undefined,Decl(MConst,z,Call(Fun(None,List((x,MTyp(MVar,TNumber))),Some(TNumber),Binary(Seq,Assign(Var(x),Binary(Plus,Var(x),N(1.0))),Binary(Plus,Var(x),N(1.0)))),List(N(5.0))),Binary(Seq,Print(N(5.0)),Print(Var(z))))) ## step 4: ## Map() ## Decl(MConst,z,Call(Fun(None,List((x,MTyp(MVar,TNumber))),Some(TNumber),Binary(Seq,Assign(Var(x),Binary(Plus,Var(x),N(1.0))),Binary(Plus,Var(x),N(1.0)))),List(N(5.0))),Binary(Seq,Print(N(5.0)),Print(Var(z)))) ## step 5: ## Map() ## Decl(MConst,z,Decl(MVar,x,N(5.0),Binary(Seq,Assign(Var(x),Binary(Plus,Var(x),N(1.0))),Binary(Plus,Var(x),N(1.0)))),Binary(Seq,Print(N(5.0)),Print(Var(z)))) ## step 6: ## Map(A(1) -> N(5.0)) ## Decl(MConst,z,Binary(Seq,Assign(Unary(Deref,A(1)),Binary(Plus,Unary(Deref,A(1)),N(1.0))),Binary(Plus,Unary(Deref,A(1)),N(1.0))),Binary(Seq,Print(N(5.0)),Print(Var(z)))) ## step 7: ## Map(A(1) -> N(5.0)) ## Decl(MConst,z,Binary(Seq,Assign(Unary(Deref,A(1)),Binary(Plus,N(5.0),N(1.0))),Binary(Plus,Unary(Deref,A(1)),N(1.0))),Binary(Seq,Print(N(5.0)),Print(Var(z)))) ## step 8: ## Map(A(1) -> N(5.0)) ## Decl(MConst,z,Binary(Seq,Assign(Unary(Deref,A(1)),N(6.0)),Binary(Plus,Unary(Deref,A(1)),N(1.0))),Binary(Seq,Print(N(5.0)),Print(Var(z)))) ## step 9: ## Map(A(1) -> N(6.0)) ## Decl(MConst,z,Binary(Seq,N(6.0),Binary(Plus,Unary(Deref,A(1)),N(1.0))),Binary(Seq,Print(N(5.0)),Print(Var(z)))) ## step 10: ## Map(A(1) -> N(6.0)) ## Decl(MConst,z,Binary(Plus,Unary(Deref,A(1)),N(1.0)),Binary(Seq,Print(N(5.0)),Print(Var(z)))) ## step 11: ## Map(A(1) -> N(6.0)) ## Decl(MConst,z,Binary(Plus,N(6.0),N(1.0)),Binary(Seq,Print(N(5.0)),Print(Var(z)))) ## step 12: ## Map(A(1) -> N(6.0)) ## Decl(MConst,z,N(7.0),Binary(Seq,Print(N(5.0)),Print(Var(z)))) ## step 13: ## Map(A(1) -> N(6.0)) ## Binary(Seq,Print(N(5.0)),Print(N(7.0))) 5.0 ## step 14: ## Map(A(1) -> N(6.0)) ## Binary(Seq,Undefined,Print(N(7.0))) ## step 15: ## Map(A(1) -> N(6.0)) ## Print(N(7.0)) 7.0 ## result: ## Map(A(1) -> N(6.0)) ## Undefined undefined