Submission #99967

#	Time	Username	Problem	Language	Result	Execution time	Memory
99967		tinjyu	Mechanical Doll (IOI18_doll)	C++14	Compilation error	0 ms	0 KiB

doll

#include <iostream>
using namespace std;
int m,n,a[400005],l[450000],r[450000],num[25],d[250000];
int main(){
	cin>>m>>n;
	for(int i=1;i<=n;i++)cin>>a[i];
	int t=1,p=0;
	while(t<n)
	{
		t*=2;
		p++;
	}
	num[1]=-1;
	for(int i=1;i<=t/2;i++)
	{
		num[1]++;
		for(int j=1;j<=p;j++)
		{
			if(num[j]==2)
			{
				num[j]=0;
				num[j+1]++;
			}
			else break;
		}
		int q=1;
		for(int j=p;j>=1;j--)
		{
			d[i]+=q*num[j];
			q*=2;
		}
		//cout<<d[i]<<endl;
	}
	for(int i=1;i<=t-1;i++)
	{
		l[i]=(i*2)*-1;
		r[i]=(i*2+1)*-1;
		if((l[i])*-1>t-1)l[i]=0;
		if((r[i])*-1>t-1)r[i]=0;
	}
	//for(int i=1;i<=t-1;i++)cout<<l[i]<<" ";
	//cout<<endl;
	//for(int i=1;i<=t-1;i++)cout<<r[i]<<" ";
	//cout<<endl;
	for(int i=1;i<n;i++)
	{
		if(d[i]%2==1)r[(t+d[i])/2]=a[i];
		else l[(t+d[i])/2]=a[i];
		//cout<<d[i]%2<<" "<<(t+d[i])/2<<endl;
	}
	r[t-1]=a[n];
	//for(int i=t/2;i<=t-1;i++)cout<<l[i]<<" "<<r[i]<<" ";
	cout<<"-1 ";
	for(int i=2;i<=n;i++)cout<<"0 ";
	cout<<endl;
	for(int i=1;i<=t-1;i++)cout<<l[i]<<" ";
	cout<<endl;
	for(int i=1;i<=t-1;i++)cout<<r[i]<<" ";
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccDEdbg4.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccrPOby4.o:doll.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccDEdbg4.o: in function `main':
grader.cpp:(.text.startup+0x168): undefined reference to `create_circuit(int, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status