Prefix to Infix Conversion
Prefix, Infix, Postfix Conversion Problems DSA practice problem on Onlearn.
Difficulty: medium.
Topics: Prefix to Infix Conversion, Stack, String Manipulation, Data Structures, Algorithm, Time Complexity, Space Complexity, string manipulation, expression parsing, expression notation, stack, general programming, Infix, Prefix, Postfix Notations.
Prefix to Infix Expression Conversion Convert a given prefix expression into its equivalent infix expression. A prefix expression is a notation where operators precede their operands. For example, +AB is equivalent to A+B in infix notation, and +AB/CD is equivalent to (A+B) (C/D). Parentheses must be used in the infix expression to explicitly define the order of operations and associativity. Input Specification The input will be a single string S representing a valid prefix expression. Operands will be single uppercase English letters (A Z). Operators will be +, , , /. Output Specification Output a single string representing the equivalent infix expression. The expression must be fully parenthesized. Constraints 1 <= |S| <= 100 S will always be a valid prefix expression. Sample Test Cases Sample Input 1: Sample Output 1: Sample Input 2: Sample Output 2: