VerifNumar

#include <bits/stdc++.h>
using namespace std;
char s[101], ch, numar[101];
int ls, lnr, nrc, sp, nr0=-1, nr01=-1, ok=1;

int main()
{
    while(cin>>ch)
    {
        nrc++;
        if(isdigit(ch))
        {
            if(ch=='0')
            {
                if(lnr)
                    numar[lnr++]=ch;
                else
                {
                    if(nr0<0)
                        nr0=ls;
                    else
                        nr01=ls;
                    s[ls++]=ch;
                }
            }
            else
                numar[lnr++]=ch;
        }
        else if(ch!=' ')
        {
            s[ls++]=ch;
            ok=0;
        }
        else sp++;
    }
    if(lnr)
        numar[lnr]='\0';
    if(ls)
        s[ls]='\0';
    if(ok)
    {
        cout<<"CORECT";
        return 0;
    }
    if(!lnr && nr0<0)
    {
        cout<<"NaN";
        return 0;
    }
    if(!lnr && nr0>=0)
    {
        if(nr01<0)
        {
            cout<<"0\n";
            for(int i=0; i<ls; i++)
                if(i!=nr0)
                    cout<<s[i]<<" ";
        }
        else
        {
            cout<<"0\n";
            for(int i=0; i<ls; i++)
                if(i!=nr01)
                    cout<<s[i]<<" ";
        }
        return 0;
    }
    cout<<numar<<'\n';
    for(int i=0; i<ls; i++)
        cout<<s[i]<<" ";
    return 0;
}