Match Brackets using a Stack:
Given a text file, your program will determine if all theparentheses, braces, and square brackets match, and are nestedappropriately. Your program should work for mathematical formulasand most computer programs.
Your program should read in the characters from the file, butignore all characters except for the following: { } ( ) [ ]
Your program should use the IntStack declaration (IntStack.h),which will be available from Tracs).
The general algorithm is to use a stack to store the openingunmatched brackets. When a closing bracket is encountered, check itagainst the one on top of the stack– make sure it matches, and popit
OR
PayPal Gateway not configured
OR
PayPal Gateway not configured