/*
 *????HW6_12.cpp
 *??????1100019007?
 *???2012-11-08
 *??????????
 */ 
char words[110][110];//??? 
char tempword[60];
int main()
{
    int i,j,k;
    int n;
    char c;
    i=0;
    while(cin>>words[i])
    {
        i++;
        c=cin.get();
        if(c=='\n')break;
    }//????(??????)
    n=i;//????
    for(i=0;i<n;i++)
    {
       cout<<words[i];//????
       if(i<n-1)cout<<' ';
    }
    cout<<endl;
    return 0;//????
} 
