/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ const.h ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
http://www.codebf.com/read/349841/3138468
http://www.codebf.com/read/349841/3138491
http://www.codebf.com/read/349841/3138515
http://www.codebf.com/read/348033/3159403
http://www.codebf.com/read/348033/3159438
http://www.codebf.com/read/348033/3159473
http://www.codebf.com/read/348033/3159509
http://www.codebf.com/read/348033/3159541
http://www.codebf.com/read/348033/3159573
http://www.codebf.com/read/348033/3159610
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