제출 #1323236

#제출 시각아이디문제언어결과실행 시간메모리
1323236simona1230Flight to the Ford (BOI22_communication)C++20
0 / 100
11 ms3136 KiB
#include"communication.h" #include <bits/stdc++.h> using namespace std; void sendnum(int x) { if(x==1) { for(int i=0;i<4;i++) send(0); } if(x==2) { for(int i=0;i<4;i++) send(1); } if(x==3) { send(1); send(0); send(0); send(1); } } vector<int> v[200001]; void connect(int x,int y) { for(int i=0;i<16;i++) v[x^i].push_back(y); } void encode(int N, int X) { connect(0,1); connect(15,2); connect(9,3); sendnum(X); } std::pair<int, int> decode(int N) { connect(0,1); connect(15,2); connect(9,3); int x=0; for(int i=0;i<4;i++) { int b=receive(); if(b)x+=(1<<b); } int num1=v[x][0]; int num2=v[x][0]; if(v[x].size()>1)num2=v[x][1]; return {num1,num2}; }
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