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Submission #583967

# Submission time Handle Problem Language Result Execution time Memory
583967 2022-06-26T15:02:03 Z cheissmart Flight to the Ford (BOI22_communication) C++17
0 / 100
 19 ms 1716 KB 
#include"communication.h"
#include <bits/stdc++.h>
#define IO_OP ios::sync_with_stdio(0), cin.tie(0)
#define F first
#define S second
#define V vector
#define PB push_back
#define EB emplace_back
#define MP make_pair
#define SZ(v) int((v).size())
#define ALL(v) (v).begin(), (v).end()

using namespace std;

typedef long long ll;
typedef pair<int, int> pi;
typedef V<int> vi;

const int INF = 1e9 + 7;

void encode(int n, int x) {
    for(int i = 0; i < 9; i++) {
        for(int j = 0; j < 10; j++) {
            if(send(0)) {
                send(x > 1);
                return;
            }
        }
        send(x);
    }
}

std::pair<int, int> decode(int n) {
    int cnt[2] = {};
    for(int i = 0; i < 9; i++) {
        for(int j = 0; j < 10; j++) {
            if(receive()) {
                int x = receive();
                return {x + 1, x + 2};
            }
        }
        cnt[receive()]++;
    }
    if(cnt[0] > cnt[1]) return {1, 2};
    else return {2, 3};
}

Subtask #1
0.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 1716 KB Output is correct
2 Incorrect 1 ms 200 KB Not correct
3 Halted 0 ms 0 KB -

Subtask #2
0.0 / 85.0

# Verdict Execution time Memory Grader output
1 Incorrect 19 ms 236 KB Not correct
2 Halted 0 ms 0 KB -