Submission #890076

#	Time	Username	Problem	Language	Result	Execution time	Memory
890076		kokoue	Cave (IOI13_cave)	C++14	Compilation error	0 ms	0 KiB

cave

#include "cave.h"
#include "grader.c"
int bt[5001];
int used[50001];
void exploreCave(int N)
{
    for(int i=0;i<N;i++)
    {
        used[i]=-1;
    }
   int l=0,r=N-1;
   for(int j=0;j<N;j++)
   {
       bool fl=0;
       int curr=tryCombination(bt);
       if(curr==j) fl=1;
        while(l!=r)
        {
                int mid=(l+r)/2;
                if((tryCombination(bt)!=j)!=fl)
                {
                    r=mid;
                    mid=(r+l)/2;
                    for(int i=0;i<N;i++)
                    {
                       if(used[i]==-1) bt[i]=0;
                    }
                    for(int i=mid;i<=r;i++)
                    {
                        if(used[i]==-1) bt[i]=1;
                    }
                }
                else
                {
                    l=mid+1;
                    mid=(r+l)/2;
                    for(int i=0;i<N;i++)
                    {
                       if(used[i]==-1) bt[i]=0;
                    }
                    for(int i=mid;i<=r;i++)
                    {
                       if(used[i]==-1) bt[i]=1;
                    }
                }
        }
        used[j]=l;
        if(fl==1) bt[l]=0;
        else bt[l]=1;
   }
   answer(bt,used);
}

Compilation message (stderr)

/usr/bin/ld: /tmp/cczy9siY.o: in function `answer':
cave.cpp:(.text+0x0): multiple definition of `answer'; /tmp/ccO8sEMY.o:grader.c:(.text+0x0): first defined here
/usr/bin/ld: /tmp/cczy9siY.o: in function `tryCombination':
cave.cpp:(.text+0x80): multiple definition of `tryCombination'; /tmp/ccO8sEMY.o:grader.c:(.text+0x80): first defined here
/usr/bin/ld: /tmp/cczy9siY.o: in function `init()':
cave.cpp:(.text+0x110): multiple definition of `init()'; /tmp/ccO8sEMY.o:grader.c:(.text+0x110): first defined here
/usr/bin/ld: /tmp/cczy9siY.o: in function `main':
cave.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccO8sEMY.o:grader.c:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status