摘要:
代码 cpp //可持久化线段树 include using namespace std; struct node { node Lnode, Rnode; int val; void clone(node N) { Lnode=N Lnode; Rnode=N Rnode; val=N val; 阅读全文
posted @ 2019-02-18 08:24
BIG_Showers
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摘要:
代码 cpp include include include using namespace std; struct node { node Lnode, Rnode; int val; node() { Lnode=NULL; Rnode=NULL; val=0; return; } void c 阅读全文
posted @ 2019-02-18 08:12
BIG_Showers
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