제출 #1059127

#제출 시각아이디문제언어결과실행 시간메모리
1059127jamjanekCity (JOI17_city)C++14
8 / 100
202 ms54476 KiB
#include "Encoder.h" #include<bits/stdc++.h> using namespace std; vector<int>graf[250010]; int preorder[250010], post[250010], preit, postit; int r[250010]; vector<int>rozmiary; void dfs(int x, int o){ preorder[x]=preit++; for(auto j: graf[x]) if(j!=o){ dfs(j, x); r[x]+=r[j]+1; } int pom = *lower_bound(rozmiary.begin(), rozmiary.end(), r[x]); preit+=pom-r[x]; r[x]+=pom-r[x]; } void Encode(int n, int A[], int B[]) { rozmiary.push_back(0); while(rozmiary.size()<=30){ rozmiary.push_back(max(rozmiary.back()+1, int(2*rozmiary.back()))); } int i; for(i=0;i<n-1;i++){ graf[A[i]].push_back(B[i]); graf[B[i]].push_back(A[i]); } dfs(0,-1); // for(int i=0;i<n;i++) // printf("%d: %d %d %d\n", i, preorder[i], r[i], int(lower_bound(rozmiary.begin(), rozmiary.end(), r[i])-rozmiary.begin())); for (int i = 0; i < n; ++i) { Code(i, preorder[i]*rozmiary.size()+int(lower_bound(rozmiary.begin(), rozmiary.end(), r[i])-rozmiary.begin())); } }
#include "Device.h" #include<bits/stdc++.h> using namespace std; long long sumypD[250010]; vector<int>rozmiary1; void InitDevice() { rozmiary1.push_back(0); while(rozmiary1.size()<=30){ rozmiary1.push_back(max(rozmiary1.back()+1, int(2*rozmiary1.back()))); } } int Answer(long long S, long long T) { int X1 = S/rozmiary1.size(),X2 = rozmiary1[S%rozmiary1.size()]; int Y1 = T/rozmiary1.size(),Y2 = rozmiary1[T%rozmiary1.size()]; // cerr<<X1<<" "<<X2<<" "<<Y1<<" "<<Y2<<" "<<S<<" "<<T<<"\n"; if(X1<=Y1 && X1+X2>=Y1)return 1; if(Y1<=X1 && Y2+Y1>=X1)return 0; return 2; }
#Verdict Execution timeMemoryGrader output
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