Q:1. B) Implement a stack and evaluation of prefix string algorithm(given below) in C language. (20 pts) 1) Read prefix string from right to left until there is data. 2) Repeat; If char is operand add to prestack If char is operator -operand 1=pop prestack. -operand 2= pop prestack. -result= value after applying operator between operand 1 and operand 2. -push the result into prestack. 3) pop prestack get required value