you give function f write basic language the function accept integer value immediately write variable x x integer variable assign value 0 2321 the function contain type commands n loop end command n correspond end execute n time add add 1 x after execution command value x returnedEvery n match end function guarantee valid n immediately follow endadd command outside loopsNotice add command overflow value x it mean value x great 2321 add command now run f0 wonder result value x correct overflow incorrectIf overflow happen output overflow print result value x