제출 #363001

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
363001		2qbingxuan	최후의 만찬 (IOI12_supper)	C++14	0 / 100	486 ms	14704 KiB

advisor

#include "advisor.h"

const int LG = 18;
void ComputeAdvice(int *C, int N, int K, int M) {
    for (int i = 0; i < N; i++) {
        for (int j = 0; j < LG; j++) {
            WriteAdvice(C[i] >> j & 1);
        }
    }
}

assistant

#include "assistant.h"

const int maxn = 100025;
const int LG = 18;

int C[maxn];
int last[maxn];
int scaffold[maxn];
bool onScaffold[maxn];

void Assist(unsigned char *A, int N, int K, int R) {
    for (int i = 0; i < N; i++) {
        for (int j = 0; j < LG; j++) {
            C[i] |= A[i*LG + j] * (1<<j);
        }
    }
    for (int i = 0; i < K; i++)
        scaffold[i] = i;
    for (int i = 0; i < N; i++) {
        int req = GetRequest();
        if (!onScaffold[req]) {
            for (int j = N-1; j > i; j--)
                last[C[j]] = j;
            int pos = -1;
            for (int j = 0; j < K; j++)
                if(pos == -1 || last[scaffold[pos]] < last[scaffold[j]])
                    pos = j;
            onScaffold[req] = true;
            onScaffold[scaffold[pos]] = false;
            PutBack(scaffold[pos]);
            scaffold[pos] = req;
        }
    }
}

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