using System;
class MainClass
{
static void Main(string[] args)
{
int a, b, c, d, e;
a = 1;
a += 1;
Console.WriteLine(a);
b = a;
b -= 2;
Console.WriteLine(b);
c = b;
c *= 3;
Console.WriteLine(c);
d = 4;
d /= 2;
Console.WriteLine(d);
e = 23;
e %= 3;
Console.WriteLine(e);
}
}
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