What happens when >> operator is trying to input a value bigger than a variable can contain?

Question

I\'m pulling numbers from a text file and filling an array of type int with them.

I\'m inserting the values into the array while looping through the .txt file with t

Answer 1

Undefined behaviour. Arithmetical overflow may be silently ignored or may cause a signal to be raised which terminates the program, depending on quality of implementation.