Submission #170066

#	Time	Username	Problem	Language	Result	Execution time	Memory
170066		tri	Last supper (IOI12_supper)	C++14	0 / 100	214 ms	141552 KiB

advisor

#include <bits/stdc++.h>
#include "advisor.h"

using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<ll, ll> pl;

typedef vector<int> vi;
typedef vector<ld> vd;
typedef vector<ll> vl;

#define pb push_back
#define f first
#define s second

const int MAXN = 1e5;

queue<int> nUse[MAXN];

void ComputeAdvice(int *C, int N, int K, int M) {
    vi used(2 * N, 0);
    vi tInsert(N, 0);
    vi contain(N, 0);

    int nTInsert = K;

    for (int i = 0; i < N; i++) {
        nUse[C[i]].push(i);
    }

    for (int cC = 0; cC < N; cC++) {
        nUse[cC].push(N);
    }

    priority_queue<pi> allNext;

    for (int cC = 0; cC < K; cC++) {
        allNext.push({nUse[cC].front(), cC});
        contain[cC] = true;
        tInsert[cC] = cC;
    }

    for (int i = 0; i < N; i++) {
        int cC = C[i];
        nUse[cC].pop();
        if (contain[cC]) {
            used[tInsert[cC]] = true;
        } else {
            pi furtUse = allNext.top();
            allNext.pop();
            contain[furtUse.s] = false;

            allNext.push({nUse[cC].front(), cC});
            contain[cC] = true;
            tInsert[cC] = nTInsert++;
        }
    }

    for (int i = 0; i < 2 * N; i++) {
        WriteAdvice(used[i]);
    }
}

assistant

#include <bits/stdc++.h>
#include "assistant.h"

using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<ll, ll> pl;

typedef vector<int> vi;
typedef vector<ld> vd;
typedef vector<ll> vl;

#define pb push_back
#define f first
#define s second

const int MAXN = 1e5;

void Assist(unsigned char *data, int N, int K, int R) {

    queue<int> unused;
    vi contain(N, 0);

    for (int i = 0; i < K; i++) {
        if (!data[i]) {
            unused.push(i);
        }
        contain[i] = true;
    }

    for (int i = 0; i < N; i++) {
        int cC = GetRequest();
        if (contain[cC]) {
            // do nothing
        } else {
            assert(unused.size() > 0);

            int remC = unused.front();
            unused.pop();

            contain[remC] = false;
            PutBack(remC);

            contain[cC] = true;
            if (!data[i + K]) {
                unused.push(cC);
            }
        }
    }
}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 9
• Subtask 3: 0 / 9
• Subtask 4: 0 / 35
• Subtask 5: 0 / 39