internal static ContractInfo Substract(CardInfo Card, ContractInfo A, ContractInfo B)
{
var Result = A.Clone(Card);
Result.accounts = ContractAccountsInfo.Substract(Result, A.Accounts, B.Accounts);
Result.counters = ContractCounterValues.Substract(Result, A.Counters, B.Counters);
return Result;
}
