DIY: String to Integer (atoi)
Understand how to convert strings to 32-bit signed integers in C++ by handling leading spaces, optional plus or minus signs, and numeric characters. Learn to implement the myAtoi function that processes these inputs accurately while managing edge cases like overflow and invalid strings.
We'll cover the following...
We'll cover the following...
Problem statement
In this coding exercise, you are given a string. You have to convert this string to a 32-bit signed integer. The string may have a leading whitespace. The first non-whitespace character in the string may or may not be numeric.
-
If it isn’t numeric, it may be a
+or-sign, which will determine if the final result is negative or positive, ...