Submission #1121920

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
11219202024-11-29 09:28:59vjudge1Flight to the Ford (BOI22_communication)C++17
15 / 100
80 ms3076 KiB
#include"communication.h"
void encode(int n, int x) {
send((x == 1));
send((x == 2));
send((x == 2));
send((x == 1));
}
std::pair<int, int> decode(int N) {
bool a = receive(), b = receive(), c = receive(), d = receive();
if(b == c) {
if(b) {
return {1, 2};
}
return {1, 3};
}
if(a == d) {
if(a) {
return {1, 2};
}
return {2, 3};
}
if(a == b) {
return {1, 2};
}
return {2, 3};
}
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