Submission #31157

#	Time	Username	Problem	Language	Result	Execution time	Memory
31157		Lobelia	Last supper (IOI12_supper)	C++11	Compilation error	0 ms	0 KiB

advisor

#include "advisor.h"
#include<bits/stdc++.h>
using namespace std;
int b[100141],i,j,*ans;
priority_queue<pair<int,int>>pq;
deque<int>t[100141];
void ComputeAdvice(int *c, int n, int k, int m){
    ans=(int*) malloc(n*sizeof(int));
    for(i=0;i<n;i++)
        t[c[i]].push_back(i);
    for(i=0;i<n;i++)
        t[i].push_back(999999);
    for(i=0;i<k;i++)
    {
        b[i]=1;
        pq.push({t[i][0],i});
    }
    for(i=0;i<n;i++)
    {
        t[c[i]].pop_front();
        if(b[c[i]])
            ans[i]=-1;
        else
        {
            while(b[pq.top().second]==0)
                pq.pop();
            ans[i]=pq.top().second;
            b[pq.top().second]=0;
            b[c[i]]=1;
            pq.pop();
        }
        pq.push({t[c[i]][0],c[i]});
    }
}

assistant

#include "assistant.h"
extern int *ans;
void Assist(unsigned char *A, int n, int K, int R) {
    for(int i=0;i<n;i++)
    {
        GetRequest();
        if(ans[i]!=-1)
            PutBack(ans[i]);
    }
}

Compilation message (stderr)

/tmp/cctBwhg9.o: In function `Assist(unsigned char*, int, int, int)':
assistant.cpp:(.text+0x28): undefined reference to `ans'
collect2: error: ld returned 1 exit status