0_0_24371094_8234.cpp:2:1: error: expected unqualified-id before numeric constant
2.int N,SchemeNum;
^
0_0_24371094_8234.cpp:3:1: error: expected unqualified-id before numeric constant
3.void DFS(int Col,int MainDiag,int ContDiag)// Col 列放置皇后的情况,MainDiag 主对角线放置皇后的情况
^
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