What is the error of the following verilog code?

module vending$($clk$,$reset,one,two,five,d$,$r$)$; input clk$,$reset,one,two,five; output reg d; output reg $[2$:$0]$r; reg $[2$:$0]$cnt$=3\text{'}$b$000$; $//$counter for counting money always@$($posedge clk$)$ begin if$($reset$==1)$ begin d$<=0$; r$<=0$; end else if$($one$==1)$ begin cnt$<=$cnt$+3\text{'}$b$001$; end $//$if entered token is $1$ then count increases by $1$ else if$($two$==1)$ begin cnt$<=$cnt$+3\text{'}$b$010$; end $//$if entered token is $2$ then count increases by $2$ else if$($five$==1)$ begin cnt$[2$:$0]<=$cnt$[2$:$0]+3\text{'}$b$101$; end $//$if entered token is $5$ then count increases by $5$ end always@$($posedge clk$)$ begin $36$ if$($cnt$>=5)$ begin $//$if sufficient money enetered then drink will be issued d$<=1$; r$[2$:$0]<=$cnt$[2$:$0]-3\text{'}$b$101$; end $//$remaining amount else begin d$<=0$; r$<=0$; end end endmodule