Chapter 6, Problem 5SA

Explanation of Solution

“stringToInteger” function:

• Sequences of characters are called as strings. The numbers also store as string by putting quotation marks around the numbers.
• Most of the problem comes with numbers, when the programmer declare the number such as numeric and arithmetic comparisons, it can’t be done with strings.
• This type of operations can be done only with numeric data like “Integers” and “Reals”.
• The library function contains “stringToInteger” function to convert the strings to the integer value.
• The “stringToInteger” function will receives a string as an argument then converts it to an integer data type and returns the integer value...