摘要:
记住了l,r #include<bits/stdc++.h> using namespace std; const int maxn = 1e5+10; struct edge{ int to, nxt; }e[maxn]; int head[maxn], cnt; int n, m, x, y, 阅读全文
posted @ 2019-11-12 22:30
ATKevin
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摘要:
#include<bits/stdc++.h> using namespace std; const int maxn = 1e5+10; const int inf = 0x3f3f3f3f; struct edge{ int to, nxt; }e[maxn << 1]; int head[ma 阅读全文
posted @ 2019-11-12 21:40
ATKevin
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