/*
 * ????.cpp
 *
 *  Created on: 2011-12-7
 *      author: ???
 */

int main(){
	char a[40];
	int counter=0,n;                   //counter???????????
	cin>>n;
	while(cin>>a&&n>0){                //?????????????????????????80?????????????????
		if(counter==0){                //??????????
			counter=counter+strlen(a);
			cout<<a;
		}
		else{
			if(counter+strlen(a)+1<=80){//?????????????????80??????????
				counter+=strlen(a)+1;
				cout<<" "<<a;
			}
			else{                       //???????
				counter=strlen(a);
				cout<<endl<<a;
			}
		}
		n--;
	}
	return 0;
}