public Operation(KeyVal <String, int> A1, String oper1, int B1, KeyVal <String, int> A2, String oper2, int B2)
{
_A = A1;
_oper = oper1;
_B = B1;
_Con = new Condition(A2, oper2, B2);
}
public Condition(KeyVal <String, int> A, String oper, int B)
{
_A = A;
_oper = oper;
_B = B;
}