Submission #361920

#	Time	Username	Problem	Language	Result	Execution time	Memory
361920		benedict0724	최후의 만찬 (IOI12_supper)	C++17	0 / 100	23 ms	8960 KiB

advisor

#include "advisor.h"
#include <deque>
#include <queue>
using namespace std;

deque<int> useWhen[5000];
queue<int> ret;
int shelf[5000];

void ComputeAdvice(int *C, int N, int K, int M) {
    int logN = 0;
    while(N + 1 <= (1<<logN)) logN++;

    for(int i=0;i<K;i++){
        shelf[i] = i;
    }

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

    for(int i=0;i<N;i++){
        bool flag = false;
        for(int j=0;j<K;j++){
            if(shelf[j] == C[i]) flag = true;
        }
        if(!flag){
            int m = 0;
            for(int j=0;j<K;j++){
                while(useWhen[shelf[j]].front() < i) useWhen[shelf[j]].pop_front();
                if(useWhen[shelf[m]].front() < useWhen[shelf[j]].front()) m = j;
            }

            shelf[m] = C[i];
            ret.push(C[i]);
        }
        else{
            ret.push((1<<logN) - 1);
        }
    }

    while(!ret.empty()){
        int now = ret.front(); ret.pop();
        for(int i=0;i<logN;i++){
            if((1<<i) & now) WriteAdvice(1);
            else WriteAdvice(0);
        }
    }
}

assistant

#include "assistant.h"

void Assist(unsigned char *A, int N, int K, int R) {
    int i, logN = 0;
    while(N + 1 <= (1<<logN)) logN++;
    for (i = 0; i < N; i++) {
        int req = GetRequest();
        int ans = 0;
        for(int j = 0;j<logN;j++){
            ans *= 2;
            ans += A[i*logN + j] - '0';
        }

        if(ans != (1<<logN) - 1) PutBack(ans);
    }
}

Compilation message (stderr)

assistant.cpp: In function 'void Assist(unsigned char*, int, int, int)':
assistant.cpp:8:13: warning: unused variable 'req' [-Wunused-variable]
    8 |         int req = GetRequest();
      |             ^~~

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