제출 #856932

#제출 시각아이디문제언어결과실행 시간메모리
856932samek08죄수들의 도전 (IOI22_prison)C++17
0 / 100
13 ms1624 KiB
#include "prison.h" #include<bits/stdc++.h> using namespace std; typedef long long ll; typedef long double ld; #define rep(a,b) for (int a = 0; a < (b); ++a) #define pb push_back #define all(t) t.begin(), t.end() struct Przedzial { int l,p, idx; }; const int MAXM = 50; vector<vector<int>> wyn; inline Przedzial zejdz(int l, int p, int idx) { int s = (p-l+1) / 3; if((p-l+1) % 3 == 0 or (p-l+1) % 3 == 1) { if(idx <= l+s-1) return {l,l+s-1,1}; else if(idx <= l+2*s-1) return {l+s,l+2*s-1,2}; else return {l+2*s,p,3}; } else { if(idx <= l+s-1) return {l,l+s-1,1}; else if(idx <= l+2*s) return {l+s,l+2*s,2}; else return {l+2*s+1,p,3}; } } vector<vector<int>> devise_strategy(int N) { wyn.assign(MAXM+1,{}); rep(i,MAXM+1) wyn[i].assign(N+1,-1); wyn[0][0] = 0; for(int i = 1; i <= N; ++i) { if(i == 1) wyn[0][i] = -1; else if (i == N) wyn[0][i] = -2; else wyn[0][i] = zejdz(1,N,i).idx; } for(int i = 1; i <= MAXM; ++i) { for(int j = 1; j <= N; ++j) { int ile = (i-1) / 3 + 1, gdzie_zeszlem = i % 3; bool czy_pochodze_z_A = true; if(ile % 2 == 0) czy_pochodze_z_A = false; if(czy_pochodze_z_A) wyn[i][0] = 1; else wyn[i][0] = 0; Przedzial akt = {1,N}; rep(k,ile) akt = zejdz(akt.l, akt.p, j); if(akt.idx < gdzie_zeszlem) { if(czy_pochodze_z_A) wyn[i][j] = -2; else wyn[i][j] = -1; } else if (akt.idx > gdzie_zeszlem) { if(czy_pochodze_z_A) wyn[i][j] = -1; else wyn[i][j] = -2; } else { akt = zejdz(akt.l, akt.p,j); wyn[i][j] = ile*3+akt.idx; } } } return wyn; }
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...