using System;
public class Program
{
public static void Main()
int a = 12, b = -7, c = 5;
if (a != b)
if (b < 0)
if (c == 0) {
a = a % b;
}
else {
a = b *(-2);
b = 15 % a;
c = a + b;
Console.WriteLine("a="+a);
Console.WriteLine("b="+b);
Console.WriteLine("c="+c);