const CConventionSet& conventions,

CHandHoldings& hand,

CCardLocation& cardLocation,

CGuessedHandHoldings** ppGuessedHands,

CBidEngine& bidState,

CPlayerStatusDialog& status)

{

// basic requirements: no non-pass bid must have been entered yet

if (bidState.nLastValidRecordedBid != BID_PASS)

return FALSE; // someone else has opened already

// To open with a strong two bid, we need either a long, very good suit

// or 2 string suits, with 9+ playing tricks for majors (10+ for minors)

// plus 4 quick tricks.

// we also need a _minimum_ of 16 HCPs, no matter what

if ( ((bidState.numAbsoluteSuits >= 1) || (bidState.numSolidSuits >= 2)) &&

(bidState.numLikelyWinners >= 9) && (bidState.numQuickTricks >= 4) &&

(bidState.fCardPts >= 16))

{

// bid 2 of lowest openable solid suit

double fPts = bidState.fPts;

double fCardPts = bidState.fCardPts;

int nBid = bidState.GetLowestOpenableBid(SUITS_ANY, OT_STRONG, 2);

if ((nBid == BID_2C) && (pCurrConvSet->IsConventionEnabled(tidArtificial2ClubConvention)))

{

// we can't open a strong 2C when playing the 2Club convention,

// so see if we can find another strong suit

int nextBestSuit = bidState.nPrefSuitList[1];

if (bidState.nSuitStrength[nextBestSuit] >= SS_STRONG)

{

nBid = MAKEBID(nextBestSuit ,2);

status << "STR2C1! Have a strong Club suit and " & fPts &

" points, but can't open at 2 Club, so we'll have to bid " &

STS(nextBestSuit) & " instead.\n";

}

else

{

// can't bid at the 1-level

status << "STR2C2! Have a strong Club suit and no others, but can't open 2C with only " &

fCardPts & " HCPs, so bid " & BTS(nBid) & " instead.\n";

return FALSE;

}

}

// a biddable suit has been established

if (bidState.numSolidSuits > 1)

{

status << "STR2C10! Have " & bidState.numSolidSuits & " solid " &

((bidState.numSolidSuits>1)? "suits" : "suit") &

" with " & bidState.numLikelyWinners & " playing tricks and " &

bidState.numQuickTricks & " quick tricks, so bid a strong " &

BTS(nBid) & ".\n";

}

else

{

status << "STR2C12! Have a solid " & STSS(bidState.nPrefSuit) &

" suit with " & bidState.numLikelyWinners &

" playing tricks and " & bidState.numQuickTricks &

" quick tricks, so bid a strong " & BTS(nBid) & ".\n";

}

bidState.SetBid(nBid);

// bidState.SetConventionStatus(this, CONV_INVOKED);

return TRUE;

}

// failed the test

return FALSE;

const CConventionSet& conventions,

CHandHoldings& hand,

CCardLocation& cardLocation,

CGuessedHandHoldings** ppGuessedHands,

CBidEngine& bidState,

CPlayerStatusDialog& status)

{

// first see if another convention is active

if (bidState.GetActiveConvention())

return FALSE;

//

// Bidding in response to an opening strong 2 bid? check requirements

//

int nPartnersBid = bidState.nPartnersBid;

int nPartnersBidLevel = bidState.nPartnersBidLevel;

int nPartnersSuit = bidState.nPartnersSuit;

int nPartnersSuitSupport = bidState.nPartnersSuitSupport;

int numSupportCards = bidState.numSupportCards;

int numPartnerBidsMade = bidState.m_numPartnerBidsMade;

//

//

// partner must've bid at the 2 level, but not 2C,

// and partner's bid must have been the first bid made

//

if ((nPartnersBidLevel == 2) && (nPartnersBid != BID_2C) &&

(bidState.m_bPartnerOpenedForTeam) &&

(numPartnerBidsMade == 1) &&

(nPartnersBid == pDOC->GetValidBidRecord(0)))

{

// okay, met requirements

}

else

{

//

return FALSE;

}

//

int nBid;

double fPts = bidState.fPts;

double fAdjPts = bidState.fAdjPts;

double fCardPts = bidState.fCardPts;

int nPrefSuit = bidState.nPrefSuit;

int numPrefSuitCards = bidState.numPrefSuitCards;

double numQuickTricks = bidState.numQuickTricks;

// state expectations

bidState.m_fPartnersMin = 16;

bidState.m_fPartnersMax = 22;

status << "RSTRT! Partner made a strong 2-bid, showing a very good suit or two solid suits, 9+ playing tricks, and 4+ quick tricks. We have to respond positively if interested in slam, or negatively otherwise.\n";

// set partnership point count minimums & maximums

bidState.m_fMinTPPoints = fAdjPts + bidState.m_fPartnersMin;

bidState.m_fMaxTPPoints = fAdjPts + bidState.m_fPartnersMax;

bidState.m_fMinTPCPoints = fCardPts + bidState.m_fPartnersMin;

bidState.m_fMaxTPCPoints = fCardPts + bidState.m_fPartnersMax;

// the bid is forcing to game

bidState.m_bGameForceActive = TRUE;

//

// if we have less than 1 Quick trick, respond negatively

//

if (numQuickTricks < 1.0)

{

nBid = BID_2NT;

status << "RSTRT10! But with only " & numQuickTricks &

" QT's, we have to make the negative response of " & BTS(nBid) &

" to deny slam values.\n";

bidState.SetBid(nBid);

return TRUE;

}

//

// else we have >= 1 Quick trick, so respond positively

//

status << "2RSTRT20! We have " & numQuickTricks &

" QT's, so we can make a positive response.\n";

// if we have even half-decent support for partner's suit, show it

if (nPartnersSuitSupport >= SS_WEAK_SUPPORT)

{

nBid = MAKEBID(nPartnersSuit,3);

status << "RSTRT22! And we have " & bidState.SLTS(nPartnersSuit) &

" support for partner's long " & bidState.szPSS &

" suit (holding " & bidState.szHP &

"), so raise partner's bid to " & BTS(nBid) & ".\n";

}

else if ((nPrefSuit != nPartnersSuit) &&

(bidState.nPrefSuitStrength >= SS_OPENABLE) &&

(numPrefSuitCards >= 5))

{

// or show our own suit if we have a good 5+ suiter

int nSuit = nPrefSuit;

// jump shift if the suits is really strong

if (bidState.nPrefSuitStrength >= SS_ABSOLUTE)

{

nBid = bidState.GetJumpShiftBid(nSuit,nPartnersBid);

status << "RSTRT24! We lack good support for partner's " &

bidState.szPSS & " suit (holding " & bidState.szHP &

"), but we have an excellent " &

bidState.LEN(nSuit) & "-card suit of our own in " & STS(nSuit) &

" (holding " & bidState.SHTS(nSuit) & "), so show it in a bid of " &

BTS(nBid) & ".\n";

}

else

{

nBid = bidState.GetCheapestShiftBid(nSuit);

status << "RSTRT26! But we lack good support for partner's " &

bidState.szPSS & " suit (holding " & bidState.szHP &

"), so show our preferred " &

bidState.LEN(nSuit) & "-card " & STSS(nSuit) & " suit in a bid of " &

BTS(nBid) & ".\n";

}

}

else if ((bidState.bBalanced) && (bidState.m_fMinTPCPoints >= 26))

{

// here, we lack good support for partner's suit, and don't have a good

// suit of our own. so we jump to 3NT if we have a

// balanced hand & 26+ total HCPs

nBid = BID_3NT;

status << "RSTRT28! But we lack good support for partner's " &

bidState.szPSS & " suit (holding " & bidState.szHP &

") with a balanced hand, so jump to " &

BTS(nBid) & ".\n";

}

else

{

// here, we don't have good support for partner's

// suit, nor a good suit of our own, nor a balanced

// hand. So bid 2NT in a negative response.

nBid = BID_2NT;

status << "RSTRT40! But unfortunately we have poor support for partner's " &

bidState.szPSS & " suit (holding " & bidState.szHP &

"), no good suit of our own, and an unbalanced hand, so we have to make the negative response of " & BTS(nBid) & ".\n";

}

//

bidState.SetBid(nBid);

return TRUE;

const CConventionSet& conventions,

CHandHoldings& hand,

CCardLocation& cardLocation,

CGuessedHandHoldings** ppGuessedHands,

CBidEngine& bidState,

CPlayerStatusDialog& status)

{

if (bidState.GetConventionStatus(this) != CONV_INVOKED)

return FALSE;

bidState.ClearConventionStatus(this);

//

// estimate partner's strength

//

int nBid;

double fPts = bidState.fPts;

double fAdjPts = bidState.fAdjPts;

double fCardPts = bidState.fCardPts;

int nPrefSuit = bidState.nPrefSuit;

int nPrefSuitStrength = bidState.nPrefSuitStrength;

int nPreviousSuit = bidState.nPreviousSuit;

int nPartnersBid = bidState.nPartnersBid;

int nPartnersBidLevel = bidState.nPartnersBidLevel;

int nPartnersSuit = bidState.nPartnersSuit;

int nPartnersSuitSupport = bidState.nPartnersSuitSupport;

int numSupportCards = bidState.numSupportCards;

BOOL bBalanced = bidState.bBalanced;

//

// did we get a negative response from partner?

//

if (nPartnersBid == BID_2NT)

{

status << "2S2Rb0! After our strong " & bidState.szPVB &

" opening bid, partner's 2NT bid is a negative response, denying slam values (less than 1 Quick Trick).\n";

// estimate points -- 0 to 6 for now

bidState.m_fPartnersMin = 0;

bidState.m_fPartnersMax = 6;

bidState.m_fMinTPPoints = fAdjPts + bidState.m_fPartnersMin;

bidState.m_fMaxTPPoints = fAdjPts + bidState.m_fPartnersMax;

bidState.m_fMinTPCPoints = fCardPts + bidState.m_fPartnersMin;

bidState.m_fMaxTPCPoints = fCardPts + bidState.m_fPartnersMax;

// after a negative response, bid 3NT if balanced

// with 26+ HCPs

if ((bBalanced) && (bidState.m_fMinTPCPoints >= PTS_NT_GAME))

{

nBid = BID_3NT;

status << "S2RB1! With a balanced distribution and " &

fCardPts & " HCPs in hand, rebid " & BTS(nBid) & ".\n";

}

// else show a second preferred suit if available

if (bidState.numPreferredSuits > 0)

{

int nSuit = bidState.GetRebidSuit(nPreviousSuit);

nBid = bidState.GetCheapestShiftBid(nSuit);

status << "S2RB4! With a good second suit in " &

STS(nSuit) & ", show it in a rebid of " & BTS(nBid) & ".\n";

}

// otherwise rebid our original suit (if not 2C)

if (bidState.nPreviousBid == BID_2C)

{

nBid = bidState.GetCheapestShiftBid(nPrefSuit);

status << "S2RB6! With no other good suits, go ahead and bid our " &

bidState.szPrefS & " suit at " & BTS(nBid) & ".\n";

}

else

{

nBid = bidState.GetCheapestShiftBid(nPreviousSuit);

status << "B3E32! With no other good suits, go ahead and rebid our " &

bidState.szPVSS & " suit at " & BTS(nBid) & ".\n";

}

//

bidState.SetBid(nBid);

return TRUE;

}

//

// otherwise, got a positive response, and partner has shown

// his long suit -- so either raise partner's suit, bid NT, or

// rebid our own suit

//

status << "2S2Rb20! After our strong " & bidState.szPVB &

" opening bid, partner's " & bidState.szPB &

" bid was a positive response, indicating 1+ Quick Tricks.\n";

// estimate points -- 3+ pts for now

bidState.m_fPartnersMin = 3;

bidState.m_fPartnersMax = MIN(22, 40 - fCardPts);

bidState.m_fMinTPPoints = fAdjPts + bidState.m_fPartnersMin;

bidState.m_fMaxTPPoints = fAdjPts + bidState.m_fPartnersMax;

bidState.m_fMinTPCPoints = fCardPts + bidState.m_fPartnersMin;

bidState.m_fMaxTPCPoints = fCardPts + bidState.m_fPartnersMax;

// bid No Trump if balanced

if (bBalanced)

{

nBid = BID_3NT;

status << "With a balanced hand, bid game at " & BTS(nBid) & ".\n";

}

// see if there's a suit agreement from a strong 2 bid

if ((nPreviousSuit == nPartnersSuit) && (bidState.nLastBid != BID_2C))

{

// try for a slam; use Blackwood

status << "S2RB24! Partner's encouraging raise to " & bidState.szPB &

" indicates 1+ Quick Tricks and slam possibilities.\n";

bidState.InvokeBlackwood(nPartnersSuit);

return TRUE;

}

// raise partner's suit if possible

if (nPartnersSuitSupport >= SS_GOOD_SUPPORT)

{

// double raise partner if major, or go directly to Blackwood

// if minor (double raise from 3C or 3D would exceed 4NT

if (ISMAJOR(nPartnersSuit))

{

bidState.m_nAgreedSuit = nPartnersSuit;

nBid = MAKEBID(nPartnersSuit,nPartnersBidLevel+2);

status << "S2RB28! With " & bidState.SLTS(nPartnersSuit) &

" support for partner's " & bidState.szPS &

" (holding " & bidState.szHP &

"), go ahead and jump raise to " & BTS(nBid) & ".\n";

}

else

{

status << "S2RB32! We have " & bidState.SLTS(nPartnersSuit) &

" support for partner's " & bidState.szPS &

" (holding " & bidState.szHP &

").\n";

bidState.InvokeBlackwood(nPartnersSuit);

return TRUE;

}

}

// else show a second preferred suit if available

if (bidState.numPreferredSuits > 1)

{

int nSuit = bidState.GetRebidSuit(nPreviousSuit);

nBid = bidState.GetCheapestShiftBid(nSuit);

status << "S2RB36! But we don't like partner's " & bidState.szPSS &

" suit (holding " & bidState.szHP &

"), and we hold a good second suit in " & STS(nSuit) &

", so show it in a rebid of " & BTS(nBid) & ".\n";

}

// otherwise rebid our original suit (if not 2C)

if (bidState.nPreviousBid == BID_2C)

{

nBid = bidState.GetCheapestShiftBid(nPrefSuit);

status << "S2RB44! But we don't like partner's " &

bidState.szPSS & " suit (holding " & bidState.szHP &

"), so bid our own " & bidState.szPrefS &

" suit at " & BTS(nBid) & ".\n";

}

else

{

nBid = bidState.GetCheapestShiftBid(nPreviousSuit);

status << "S2RB50! But we don't like partner's " &

bidState.szPSS & " suit (holding " & bidState.szHP &

"), so rebid our own " & bidState.szPVSS &

" suit at " & BTS(nBid) & ".\n";

}

//

bidState.SetBid(nBid);

return TRUE;

{

// from ConvCodes.h

m_nID = tidStrongTwoBids;