제출 #1231843

#제출 시각아이디문제언어결과실행 시간메모리
1231843Sir_Ahmed_ImranMessage (IOI24_message)C++17
0 / 100
271 ms848 KiB
#include "message.h" #include <bits/stdc++.h> using namespace std; #define N 100001 #define nl '\n' #define ff first #define ss second #define ll long long #define ld long double #define terminator main #define pll pair<ll,ll> #define append push_back #define pii pair<int,int> #define all(x) (x).begin(),(x).end() #define L0TA ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL) vector<int> v {186461322, 1961022325, 1688014719, 459468928, 1784766788, 362716859, 542923229, 1604560418, 1870898801, 276584846, 2143346255, 4137392, 1767359506, 380124141, 1816653205, 330830442, 610554887, 1536928760, 300871699, 1846611948, 666585931, 1480897716, 901685245, 1245798402, 802168644, 1345315003, 293532275, 1853951372, 797907561, 1349576086, 283583852, 1863899795, 1778288767, 369194880, 1031748925, 1115734722, 1978495661, 168987986, 585708333, 1561775314, 359924403, 1787559244, 835687811, 1311795836, 1330748458, 816735189, 698380750, 1449102897, 1359327003, 788156644}; int p[31]; void send_message(vector<bool> M, vector<bool> c) { vector<bool> a(31, 0); p[0] = 1; for(int i = 1; i < 31; i++) p[i] = p[i - 1] * 2; for(auto & i : v){ for(int j = 0; j < 31; j++){ if(c[j]) continue; a[j] = ((i & p[j]) == p[j]); } send_packet(a); } int s = M.size(), t = 0; for(int i = 0; i < 31; i++){ if(c[i]) continue; a[i] = ((s & p[t]) == p[t]); t++; } send_packet(a); t = 0; while(t < s){ for(int i = 0; i < 31; i++){ if(c[i] || t == s) continue; a[i] = M[t]; t++; } send_packet(a); } } vector<bool> receive_message(vector<vector<bool>> R) { vector<bool> M, c(31, 0); for(int i = 0; i < v.size(); i++) for(int j = 0; j < 31; j++) if(bool((v[i] & p[j]) == p[j]) != R[i][j]) c[j] = 1; int s = 0, t = 0; for(int i = 0; i < 31; i++){ if(c[i]) continue; if(R[v.size()][i]) s += p[t]; t++; } t = 0; for(int i = v.size() + 1; i < R.size(); i++){ for(int j = 0; j < 31; j++){ if(c[j] || t == s) continue; M.append(R[i][j]); t++; } } return M; }
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