Input, illegal

File error due to (a) illegal file name, or (b) non-existent input file specified, or (c) attempt to open file already open. 

With the Open command button and the Save command button, you may enter any data desired into the file FLSHDAT, remove any data desired, or modify any data, as long as you keep the same format of data input line by line. Of course, if you don t keep this same format, the RefFlsh.exe executable program will fail with an illegal function call. You can indeed make any other format changes you wish in these Open and Save command buttons. 

Runtime Error (RE) the program version per forms an illegal operation when running on the Online Judge s input (divide by zero, overflow etc.)... 

Insufficiently robust software, which falls down if an input error is made, an illegal operation is performed, or simply because of an inherent bug. 

Structures 16 to 19 show drawings for which the perceived stereochemistry of the center depends on the relative bond lengths of bonds between stereocenter and ligands. Structure input tools should flag such drawings as illegal but they rarely do so. 

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