The initial purpose of electronic computers was to calculate the answers to physical problems. This depended on the efficient use of numbers, and handling them correctly. This still consumed most of the CPU cycles spent in the average computer program. Along with dealing with numbers, there are many cases where you need to be able to handle dates and times. This gets a bit messy when you need to make comparisons between different time zones or across years with leap days.
2-1. Creating Integers
You need to create integers.
There are several ways to create integers . The ...