文档解释ORA-13349:polygonboundarycrossesitselfCause:Theboundaryofapolygonintersectsitself.Action:Correctthegeometricdefinitionoftheobject.ORA-13349信息：“polygonbounda...

文档解释ORA-13022:polygoncrossesitselfCause:Thecoordinatesdefiningapolygonalgeometricelementrepresentcrossingsegments.Action:Redefinecoordinatesforthepolygon.？ORA-1...

点击打开题目链接 /*题意：在1*n的格子里画X，当有连续的三个，就获胜；那么当第一个人在i位置画时，就能够得到子问题，即在1*i-3和1*（n-i-2）的两个游戏;套用sg模板就能够了；*/#include<stdio.h>#include<cstdlib>#include<c...