Submission #62443

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
62443	2018-07-28 13:20:57	tmwilliamlin168	New Home (APIO18_new_home)	C++14	100 / 100	3564 ms	362312 KiB

new_home

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#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
const int mxN=3e5, mxC=1e8;
int n, k, q, x[mxN+2], ts[2*mxN+1], e2i, st[2*(2*mxN+1)], ans[mxN];
vector<array<int, 2>> es1[mxN];
array<int, 3> qs[mxN];
array<int, 4> es2[4*mxN];
struct scmp {
  inline bool operator()(const int &a, const int &b) const {
    return x[a]==x[b]?a<b:x[a]<x[b];
  }
};
map<int, int, scmp> smp;
inline void solve() {
  for(int i=0; i<k; ++i) {
    smp[n+1]=0;
    for(auto a : es1[i]) {
      auto it1=smp.upper_bound(a[1]), it2=it1--;
      es2[e2i++]={(x[it1->fi]+x[it2->fi]+1)/2, x[it2->fi], it2->se, a[0]};
      it2->se=a[0];
      if(it1->fi==a[1]) {
        it2=it1--;
        es2[e2i++]={(x[it1->fi]+x[a[1]]+1)/2, x[a[1]], it2->se, a[0]};
        smp.erase(it2);
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 10 / 10
• Subtask 4: 23 / 23
• Subtask 5: 35 / 35
• Subtask 6: 20 / 20