#include <iostream>
#include <math.h>
using namespace std;

void proverka(float *a, float *b, float *c)
{
    if ((*a < *b) && (*b < *c))
    {
        *a = *a**a;
        *b = *b**b;
        *c = *c**c;
    }
    else
    {
        *a = fabs(*a);
        *b = fabs(*b);
        *c = fabs(*c);
    }
}

void proverka(float &a, float &b, float &c)
{
    if ((a < b) && (b < c))
    {
        a = a*a;
        b = b*b;
        c = c*c;
    }
    else
    {
        a = fabs(a);
        b = fabs(b);
        c = fabs(c);
    }
}

void dtp(int *i, int *number)
{
    for (*i = 1000; *i < 9999; *i++)
    {
        if ((*i % 2 == 0) && (*i % 7 == 0) && (*i % 11 == 0) && ((*i % 10 + (*i / 10) % 10) + (*i / 100) % 10 + *i / 1000 == 30))
            *number = *i;
    }
}

void dtp(int &i, int &number)
{
    for (i = 1000; i < 9999; i++)
    {
        if ((i % 2 == 0) && (i % 7 == 0) && (i % 11 == 0) && ((i % 10 + (i / 10) % 10) + (i / 100) % 10 + i / 1000 == 30))
            number = i;
    }
}

void main()
{
    float a, b, c;
    int i = 0, number = 0;
    cout << "A: ";
    cin >> a;
    cout << "B: ";
    cin >> b;
    cout << "C: ";
    cin >> c;
    proverka(&a, &b, &c);
    proverka(a, b, c);
    dtp(&i, &number);
    dtp(i, number);
    cout << "A: " << a << endl;
    cout << "B: " << b << endl;
    cout << "C: " << c << endl;
    cout << "Number: " << number << endl;
}