Question: In C++ please right both programe sapetly. Task B. Calc: A calculator program. We want to make a simple calculator that can add and subtract

In C++ please right both programe sapetly.

In C++ please right both programe sapetly. Task B. Calc: A calculator program. We want to make a simple calculator that can add and subtract integers, and will accept arbitrarily long mathematical formulas composed of symbols

Task B. Calc: A calculator program. We want to make a simple calculator that can add and subtract integers, and will accept arbitrarily long mathematical formulas composed of symbols +,- , and non-negative integer numbers. Imagine you have a file formula.txt with the summation formula such as: 100 50 - 25 e 1231 If you redirect the file into your program, it should compute and print the answer: s ./calc

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