package main

// A string representing an expression is given. The expression contains
// numbers and arithmetic operations.
// Write code that calculates the value of an expression.
// Do not use ready-made parsers created for such a purpose.
// Example:
// "2+6+4" - 12
// "20-10-6" - 4
// "123+200" - 323

// Resources:
// https://www.geeksforgeeks.org/python-evaluate-expression-given-in-string/
