제출 #1050556

#제출 시각아이디문제언어결과실행 시간메모리
1050556That_SalamanderFlight to the Ford (BOI22_communication)C++17
15 / 100
19 ms3120 KiB
#include <bits/stdc++.h> #include "communication.h" using namespace std; int answer[3][4] = {{0, 0, 0, 0}, {0, 1, 1, 0}, {1, 1, 1, 1}}; void encode(int n, int x) { for (int x: answer[x-1]) { send(x); } } int corruptible(int* a, int* b, int size) { bool canCorrupt = true; for (int i = 0; i < size; i++) { if (a[i] != b[i]) { if (!canCorrupt) return false; canCorrupt = false; } else { canCorrupt = true; } } return true; } pair<int, int> decode(int n) { int res[4]; for (int& x: res) x = receive(); vector<int> poss; for (int i = 0; i < 3; i++) { if (corruptible(res, answer[i], 4)) { poss.push_back(i+1); } } poss.push_back(1); return {poss[0], poss[1]}; }
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