Submission #118043

#	Time	Username	Problem	Language	Result	Execution time	Memory
118043		baqargam	Last supper (IOI12_supper)	C++14	0 / 100	107 ms	12216 KiB

advisor

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

using namespace std;

void ComputeAdvice(int *C, int n, int k, int m) {//cout<<345;
    int ls[2000005],nx[200005];
    set<pair<int,int> >q;
    int ret[200005],sc[200005];
    for(int i=0;i<=200000;i++){
        ls[i]=100000000;
        nx[i]=0;
        sc[i]=ret[i]=0;
    }
    for(int i=n-1;i>=0;i--){
        nx[i]=ls[C[i]];
        ls[C[i]]=i;
 //       cout<<nx[i]<<" ";
    }
 //   cout<<endl;
    for(int i=0;i<k;i++){
        q.insert({-ls[i],i});
        sc[i]=1;
    }
    for(int i=k;i<k+n;i++){



        if(sc[C[i-k]]==1) {q.erase(q.lower_bound({-(i-k),0}));q.insert({-nx[i-k],i});/**/continue;}
        int a=-q.begin()->first;
        int j=q.begin()->second;
        q.erase(q.begin());
        q.insert({-nx[i-k],i});
        if(j<k) sc[j]=0; else sc[C[i-k]]=0;
        sc[C[i-k]]=1;
        ret[j]=1;

    }
    for(int i=0;i<k+n;i++){
        WriteAdvice(ret[i]);
    }
}

assistant

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

using namespace std;

void Assist(unsigned char *A, int n, int k, int r) {
    int sc[200005];
    queue<int>q;
    for(int i=0;i<n;i++){
        sc[i]=0;
    }
    for(int i=0;i<k;i++){
        if((int)A[i]==1) {q.push(i);}
        sc[i]=1;
    }
    for(int i=0;i<n;i++){
        int a=GetRequest();
        if(sc[a]==0)
        {
            if(q.size()==0)PutBack(0);
            else
            {
                PutBack(q.front());
                sc[q.front()]=0;
                q.pop();
                sc[a]=1;
            }
        }
        if((int)A[i+k]==1) {q.push(a);}
    }


}

Compilation message (stderr)

advisor.cpp: In function 'void ComputeAdvice(int*, int, int, int)':
advisor.cpp:31:13: warning: unused variable 'a' [-Wunused-variable]
         int a=-q.begin()->first;
             ^

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