#include <iostream>
#include <iomanip>
#include <stdlib.h>

using namespace std;

int main()
{
    char sir[256];
    int i=0;
    while(sir[i]!='\n'){
        i++;
        cin>>resetiosflags(ios::skipws)>>sir[i];
    }
    sir[i+1]=0;
    for(i=0;sir[i]!=NULL;i++) cout<<sir[i];
    return 0;
}