int main()
{
	char word[300][40];
	int i,n,sum;
	cin>>n;
	for(i=0;i<n-1;i++)
	{
		scanf("%s",word[i]);
	}
	scanf("%s",word[n-1]);
	sum=0;
	i=0;
	do
	{
		cout<<word[i];
		sum+=strlen(word[i]);
		i++;
		while(sum+strlen(word[i])+1<=80)
		{
			cout<<' '<<word[i];
			sum+=strlen(word[i])+1;
			i++;
			if(i==n)
			{
				break;
			}
		}
		cout<<endl;
		sum=0;
	}while(i<n);
	return 0;
}