26/11/2019

#include <iostream>
#include <cstring>
#include <stdio.h>
#include <cstdlib>
#include <ctype.h>
using namespace std;

int main()
{
    char s[11];
    cin >> s;
    int n = strlen(s), ok = 1;
    for (int i = 0; i < n; i++)
    {
        if (!isdigit(s[i]))
        {
            if (s[i] == '.' && i != n - 4)
                ok = 0;
            else if (s[i] != '.')
                ok = 0;
        }

    }

    if (s[n - 4] != '.')
        ok = 0;

    if (ok)
        cout << s << " e numar";
    else
        cout << s << " nu e numar";

    return 0;
}