Let's see how to define a variable with the help of an example and understand the scope of the variable ... let's understand what are functions and how to declare and use them in a C program. Strings ...

The following example shows the decryption of a file. The example asks the user for the name of an encrypted file and the name of a file where the decrypted data will be written. The file with the ...

Remember that the first character in the string starts at reference 0. For example, select a substring from character 2 to character 4 (remember, the slice will stop before element 4): Python ...