[i am writting brogram in java on the application of stacks
naw i have problem withe declear 2 staks..... one for the operator and another for the variable
that for solving mathematical equation for example(((y+x)\2*(5+1)) i face thes broblem
and another thing i dont know haw to write the evaleat class .....i think that bay using pop but I always have an error
if any one knaw haw ?