一条边以及一个顶点未必仅有的矩形算法

[{"title":"（25个子文件43KB）一条边和一个顶点确定唯一的矩形算法","children":[{"title":"Rect.opt <span style='color:#111;'>47.50KB</span>","children":null,"spread":false},{"title":"Resource.h <span style='color:#111;'>490B</span>","children":null,"spread":false},{"title":"Release","children":[{"title":"Rect.exe <span style='color:#111;'>32.00KB</span>","children":null,"spread":false}],"spread":true},{"title":"res","children":[{"title":"Rect.ico <span style='color:#111;'>1.05KB</span>","children":null,"spread":false},{"title":"Toolbar.bmp <span style='color:#111;'>1.05KB</span>","children":null,"spread":false},{"title":"Rect.rc2 <span style='color:#111;'>396B</span>","children":null,"spread":false},{"title":"RectDoc.ico <span style='color:#111;'>1.05KB</span>","children":null,"spread":false}],"spread":true},{"title":"Rect.cpp <span style='color:#111;'>4.08KB</span>","children":null,"spread":false},{"title":"RectView.h <span style='color:#111;'>2.06KB</span>","children":null,"spread":false},{"title":"RectDoc.cpp <span style='color:#111;'>1.66KB</span>","children":null,"spread":false},{"title":"Rect.dsw <span style='color:#111;'>533B</span>","children":null,"spread":false},{"title":"Rect.dsp <span style='color:#111;'>4.41KB</span>","children":null,"spread":false},{"title":"Rect.aps <span style='color:#111;'>28.12KB</span>","children":null,"spread":false},{"title":"Rect.h <span style='color:#111;'>1.30KB</span>","children":null,"spread":false},{"title":"Rect.ncb <span style='color:#111;'>73.00KB</span>","children":null,"spread":false},{"title":"StdAfx.cpp <span style='color:#111;'>206B</span>","children":null,"spread":false},{"title":"MainFrm.cpp <span style='color:#111;'>2.45KB</span>","children":null,"spread":false},{"title":"RectDoc.h <span style='color:#111;'>1.42KB</span>","children":null,"spread":false},{"title":"RectView.cpp <span style='color:#111;'>5.29KB</span>","children":null,"spread":false},{"title":"MainFrm.h <span style='color:#111;'>1.54KB</span>","children":null,"spread":false},{"title":"StdAfx.h <span style='color:#111;'>1.03KB</span>","children":null,"spread":false},{"title":"Rect.clw <span style='color:#111;'>2.19KB</span>","children":null,"spread":false},{"title":"Rect.rc <span style='color:#111;'>10.27KB</span>","children":null,"spread":false},{"title":"Rect.plg <span style='color:#111;'>1.56KB</span>","children":null,"spread":false},{"title":"ReadMe.txt <span style='color:#111;'>4.16KB</span>","children":null,"spread":false}],"spread":true}]