Unhandled Exception:
System.ArgumentNullException: Value cannot be null.
Parameter name: s
at System.Int64.Parse (System.String s) [0x00003] in <6649516e5b3542319fb262b421af0adb>:0
at ProblemSolvingTesting.DCP46.Main (System.String[] args) [0x00005] in <a4e70d886914410aa154e277aa44d348>:0
[ERROR] FATAL UNHANDLED EXCEPTION: System.ArgumentNullException: Value cannot be null.
Parameter name: s
at System.Int64.Parse (System.String s) [0x00003] in <6649516e5b3542319fb262b421af0adb>:0
at ProblemSolvingTesting.DCP46.Main (System.String[] args) [0x00005] in <a4e70d886914410aa154e277aa44d348>:0