[names]1-1=Given example 11-2=Given example 21-3=Given example 31-4=Multiple numbers of given length1-5=No numbers of given length1-6=Multiple inputs1-7=Exceed size of largest known rare number2-1=Given examples2-2=Test larger numbers[challenges/1/basic]add_to_input=-1[2-2/befunge]skip=Befunge-93 can only store signed 8-bit numbers