#include<iostream>
#include<string.h>
using namespace std;
int main()
{
char a[256];
cout<<"nhap vao xau a"<<endl;
gets(a);
int d=strlen (a);
for(int i=1;i<d;i++)
{
if((a[i-1]!=' ')&&(a[i]==' ')) cout<<endl;
if( a[i]!=' ')cout<<a[i];
}
cout<<endl;
system("pause");
}