rodecomp/Source/UI/Item/UIParaItemShopWnd.cpp
ragnarok-clanker 1d7d8e9256 Decompile 2 functions in Source/UI/Item/UIParaItemShopWnd.cpp, Source/UI/Item/UIParaItemShopWnd.h, ...
Batch #8608 by youko: 0 byte-identical, 2 confirmed by peer review.

- fn_13757 UIParaItemPurchaseWnd::SendMsg: logic confirmed by peer review
- fn_13758 UIParaItemShopWnd::SendMsg: logic confirmed by peer review

Peer-reviewed-by: eAthena, Tanke
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
2026-10-31 19:40:24 +00:00

656 lines
21 KiB
C++

#include "UI/Item/UIParaItemShopWnd.h"
#include "Client/Input/InputCharset.h"
#include "Client/Mode/CGameMode.h"
#include "Client/Mode/CMode.h"
#include "Client/Mode/ModeDragState.h"
#include "Client/Mode/ModeMgr.h"
#include "Client/Mode/ModeTooltip.h"
#include "Client/Replay.h"
#include "Client/ReplayPacketRecorder.h"
#include "Client/Session.h"
#include "Contents/ClientItemLists.h"
#include "Contents/Configuration/ServiceConfiguration.h"
#include "Contents/Items/ItemDescription.h"
#include "Contents/Items/ItemNaming.h"
#include "Contents/MessageTable.h"
#include "Contents/PlayerNameDictionary.h"
#include "Render/Renderer.h"
#include "UI/Buttons/UIBitmapButton.h"
#include "UI/Buttons/UICheckBox.h"
#include "UI/Dialogs/UIPasswordWnd.h"
#include "UI/Layout/WindowSnapping.h"
#include "UI/Lists/UIScrollBar.h"
#include "UI/Shortcuts/ShortcutVisibility.h"
#include "UI/Text/UIStaticText.h"
#include "UI/Window/UIResizer.h"
#include "UI/Window/UIWindowMgr.h"
#include "Utility/Text/FormatString.h"
#include "Utility/Text/GroupedInteger.h"
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <string>
struct SessionItemLists {
void ClearTradeItems();
};
struct SessionMessengerContext {
int GetList1Size() const;
int GetList2Size() const;
};
namespace {
#pragma pack(push, 1)
struct ItemListChunkHeader {
/* 0000 */ std::int16_t type;
/* 0002 */ std::uint32_t size;
};
#pragma pack(pop)
static_assert(sizeof(ItemListChunkHeader) == 6);
}
// OFFSET: 0x009A7D30
// FUNCTION: fn_13739
UIParaItemPurchaseWnd::UIParaItemPurchaseWnd() {
}
// OFFSET: 0x009A7D90
// FUNCTION: fn_13740
UIParaItemShopWnd::UIParaItemShopWnd() {
}
// OFFSET: 0x009A7DF0
// OFFSET: 0x009A80F0
// FUNCTION: fn_13745
void UIParaResultWnd::AddItem(const RawItemBasic& item, int quantity) {
ITEM_INFO info;
info.AssignBasic(item);
info.quantity = quantity;
info.unknown_0060 = 0;
info.unknown_005D = 0;
info.SetItemId(atoi(info.itemId.c_str()));
this->items.push_back(info);
}
// OFFSET: 0x009A81E0
// FUNCTION: fn_13746
void UIParaResultWnd::AddItem(const ITEM_INFO& item) {
this->items.push_back(item);
}
// OFFSET: 0x009A81F0
// FUNCTION: fn_13747
void UIParaItemPurchaseWnd::Slot10(int x, int y, std::intptr_t value) {
if (g_windowMgr.LookupWindow(10011)) {
UIWindow::Slot10(x, y, value);
return;
}
CMode* mode = g_modeMgr.GetGameMode();
const ModeDragState* drag = reinterpret_cast<const ModeDragState*>(value);
if (drag->source != 3) {
mode->SendMsg(18, 0, 0, 0, 0);
return;
}
switch (drag->type) {
case 4:
case 5:
case 8:
case 9:
case 11:
case 12:
case 13:
case 14:
case 15:
this->SendMsg(nullptr, 38, 0, 0, 0, 0);
return;
default:
reinterpret_cast<WindowVisibility&>(g_windowMgr).Show(15, 1);
dynamic_cast<UIItemDropCntWnd*>(g_windowMgr.LookupWindow(15))->SendMsg(nullptr, 13, 21, 0, 0, 0);
return;
}
}
// OFFSET: 0x009A82E0
// FUNCTION: fn_13748
void UIParaItemShopWnd::Slot10(int x, int y, std::intptr_t value) {
if (g_windowMgr.LookupWindow(10011)) {
UIWindow::Slot10(x, y, value);
return;
}
const ModeDragState* drag = reinterpret_cast<const ModeDragState*>(value);
if (drag->source != 4) {
g_modeMgr.GetGameMode()->SendMsg(18, 0, 0, 0, 0);
return;
}
if (drag->quantity == 1) {
this->SendMsg(nullptr, 38, 0, 0, 0, 0);
return;
}
reinterpret_cast<WindowVisibility&>(g_windowMgr).Show(15, 1);
dynamic_cast<UIItemDropCntWnd*>(g_windowMgr.LookupWindow(15))->SendMsg(nullptr, 13, 22, 0, 0, 0);
}
// OFFSET: 0x009A83B0
// FUNCTION: fn_13749
void UIParaResultWnd::Slot10(int x, int y, std::intptr_t value) {
}
// OFFSET: 0x009A96C0
// FUNCTION: fn_13754
void UIParaItemPurchaseWnd::Slot25(int x, int y) {
if (y < 17) {
UIFrameWnd::Slot25(x, y);
}
int previousHovered = this->hovered;
this->hovered = this->GetItemIndexAt(x, y);
if (previousHovered != this->hovered) {
this->Invalidate();
}
}
// OFFSET: 0x009A9710
// FUNCTION: fn_13755
void UIParaResultWnd::Slot28(int x, int y) {
ITEM_INFO item = this->GetItemAt(x, y);
if (item.unknown_0000[1] != 0) {
int tooltipX = (x - 40) / 32 * 32 + 40;
int tooltipY = (y - 17) / 32 * 32 + 1;
this->ToScreen(tooltipX, tooltipY);
std::string text;
char price[64];
std::memset(price, 0, sizeof(price));
ItemDescriptions descriptions{g_itemDescriptions};
bool languagePrefix = false;
WORD language = g_serverLanguage->language;
ItemNaming naming{descriptions, g_itemCardNames, *g_playerNameDictionary, languagePrefix, g_serviceType, language};
if (item.unknown_0014[0] == item.unknown_0014[1]) {
const char* amount = FormatGroupedInteger(static_cast<int>(item.unknown_0014[1]), price, sizeof(price));
text = FormatOwnedString("%s %s Zeny", naming.DisplayName(item, 0).c_str(), amount);
} else {
const char* amount = FormatGroupedInteger(static_cast<int>(item.unknown_0014[1]), price, sizeof(price));
text = FormatOwnedString("%s %d -> %s Zeny", naming.DisplayName(item, 0).c_str(), item.unknown_0014[0], amount);
}
reinterpret_cast<ModeTooltip*>(g_modeMgr.gameMode)->Show(text.c_str(), tooltipX, tooltipY, g_session.GetItemNameColor(item), 0, 1);
}
}
// OFFSET: 0x009A99C0
// FUNCTION: fn_13756
void UIParaItemShopWnd::Slot32(int x, int y) {
const int previousHovered = this->unknown_00F8;
this->unknown_00F8 = this->GetItemIndexAt(x, y);
if (previousHovered != this->unknown_00F8) {
this->Invalidate();
}
ITEM_INFO item = this->GetItemByIndex(this->unknown_00F8);
if (item.unknown_0000[1] != 0) {
g_modeMgr.GetGameMode();
UIWindow* window = g_windowMgr.EnsureWindow(0xC);
window->SendMsg(nullptr, 0x18, reinterpret_cast<std::intptr_t>(&item), 0, 0, 0);
}
}
// OFFSET: 0x009A96B0
// FUNCTION: fn_13753
void __stdcall Nullsub344(int, int) {
}
// OFFSET: 0x009A83C0
// FUNCTION: fn_13750
void UIParaResultWnd::Slot15(int width, int height) {
this->total = new UIStaticText(*this->m_context, *this->m_controls);
this->total->SetSize(160, 15);
this->total->Move(12, this->geometry.height - 21);
this->AddChild(this->total);
this->title = new UIStaticText(*this->m_context, *this->m_controls);
this->title->SetSize(70, 15);
this->title->SetText(LookupMessage(2530), 0);
this->title->Move(16, 2);
this->title->shadow = 1;
this->AddChild(this->title);
UIResizer* resizer = new UIResizer(*this->m_context);
this->resizer = resizer;
resizer->SetSize(16, 16);
resizer->SetDirection(7);
resizer->SetBitmapName("유저인터페이스\\btn_resize.bmp");
resizer->Move(this->geometry.width - 15, this->geometry.height - 15);
resizer->SetColors(0xFFFF00FF, 0xFFFF00FF);
this->AddChild(resizer);
UIScrollBar* scrollBar = new UIScrollBar(*this->m_context);
this->scrollBar = scrollBar;
scrollBar->Configure(this->geometry.width - 15, 14, 1, this->geometry.height - this->unknown_0100 - this->unknown_00FC - 17);
this->AddChild(scrollBar);
{
const std::string prefix = "유저인터페이스\\";
const int x = this->geometry.width - 61;
const int y = this->geometry.height - 24;
UIBitmapButton* button = new UIBitmapButton(*this->m_context, *this->m_controls);
this->buttons[0] = button;
button->SetBitmap((prefix + "btn_ok.bmp").c_str(), 0, 0);
button->SetBitmap((prefix + "btn_ok_a.bmp").c_str(), 1, 0);
button->SetBitmap((prefix + "btn_ok_b.bmp").c_str(), 2, 0);
button->SetSize(button->BitmapWidth(), button->BitmapHeight());
button->Move(x, y);
button->SetId(184);
this->AddChild(button);
}
this->visibleRows = (height - this->unknown_0100 - this->unknown_00FC - 17) / 32;
this->columns = 1;
this->SendMsg(nullptr, 23, 0, 0, 0, 0);
}
// OFFSET: 0x009A9AB0
// FUNCTION: fn_13757
int UIParaItemPurchaseWnd::SendMsg(UIWindow* sender, int message, std::intptr_t a, std::intptr_t b, std::intptr_t c, std::intptr_t d) {
switch (message) {
case 36:
this->title->SetTextAutoWidth("Total : 0 Zeny");
return 0;
case 34:
this->saved = reinterpret_cast<ItemPurchaseWndInfo*>(a);
if (!this->saved->IsValid()) {
this->saved->Reset();
}
this->SendMsg(nullptr, 14, 3, this->saved->width, this->saved->height, 0);
this->Move(this->saved->x, this->saved->y);
return 0;
case 38: {
CGameMode* mode = static_cast<CGameMode*>(g_modeMgr.GetGameMode());
ModeDragState& drag = mode->drag;
switch (drag.type) {
case 4:
case 5:
case 8:
case 9:
case 11:
case 12:
case 13:
case 14:
case 15: {
const int count = drag.unknown_03B6 == 1 ? g_session.GetItem1720Quantity(drag.id) : g_session.GetItem1720QuantityByItemId(drag.name.c_str());
if (count > 0) {
mode->SendMsg(18, 0, 0, 0, 0);
g_windowMgr.SendNotice(3, 0, 0, 0, 0, 0);
g_windowMgr.SendNotice(1, reinterpret_cast<std::intptr_t>(LookupMessage(119)), 255, 0, 0, 0);
return 0;
}
break;
}
}
ITEM_INFO item;
item.Assign(reinterpret_cast<const RawItemData&>(drag));
const int total = g_session.GetItem1720Total();
const int price = drag.unknown_0314;
const bool affordable = g_session.m_zeny >= static_cast<long long>(price) * drag.quantity + total;
int existing = 0;
for (const ITEM_INFO& value : this->items) {
if (value.itemId == item.itemId) {
existing = value.quantity;
break;
}
}
const int combined = existing + item.quantity;
if (combined > 30000) {
item.quantity += 30000 - combined;
char text[200];
std::memset(text, 0, sizeof(text));
sprintf_s(text, sizeof(text), LookupMessage(1704), 30000);
g_windowMgr.SendNotice(3, 0, 0, 0, 0, 0);
g_windowMgr.SendNotice(1, reinterpret_cast<std::intptr_t>(text), 255, 0, 0, 0);
}
const int available = item.unknown_0074[3] == 1 ? g_session.GetItem1718QuantityOf(item) : g_session.GetItem1718QuantityByItemId(item);
if (available != -1 && available < a) {
item.quantity = available;
g_windowMgr.SendNotice(3, 0, 0, 0, 0, 0);
g_windowMgr.SendNotice(1, reinterpret_cast<std::intptr_t>(LookupMessage(2531)), 255, 0, 0, 0);
}
if (item.quantity > 0) {
std::uint16_t weight;
if (item.unknown_0074[3] == 1) {
const std::uint16_t added = g_session.GetItem1718Unknown006COf(item) * static_cast<std::uint16_t>(item.quantity);
weight = added + g_session.SumItem1720Unknown006C();
} else {
const std::uint16_t added = g_session.GetItem1718Unknown006CByItemId(item) * static_cast<std::uint16_t>(item.quantity);
weight = added + g_session.SumItem1720Unknown006CByItemId();
}
if (!affordable) {
g_windowMgr.SendNotice(3, 0, 0, 0, 0, 0);
g_windowMgr.SendNotice(1, reinterpret_cast<std::intptr_t>(LookupMessage(55)), 255, 0, 0, 0);
} else if (weight + g_session.m_weight > g_session.m_maxWeight) {
g_windowMgr.SendNotice(3, 0, 0, 0, 0, 0);
g_windowMgr.SendNotice(1, reinterpret_cast<std::intptr_t>(LookupMessage(2536)), 255, 0, 0, 0);
} else {
ClientItemLists* lists = reinterpret_cast<ClientItemLists*>(&g_session);
if (item.unknown_0074[3] == 1) {
lists->RemoveItem1718(item);
lists->MergeItem1720(item);
} else {
lists->RemoveItem1718ByItemId(item);
lists->MergeItem1720ByName(item);
}
this->SendMsg(nullptr, 23, 0, 0, 0, 0);
dynamic_cast<UIParaItemShopWnd*>(g_windowMgr.LookupWindow(254))->SendMsg(nullptr, 23, 0, 0, 0, 0);
}
}
mode->SendMsg(18, 0, 0, 0, 0);
return 0;
}
case 6: {
reinterpret_cast<WindowResponseRecorder*>(this)->Record(this->geometry.id, static_cast<int>(a), b, c, d);
CMode* mode = g_modeMgr.gameMode;
if (a == 184) {
ITEM_INFO item = g_session.GetItem1720At(0);
mode->SendMsg(item.unknown_0074[3] == 1 ? 263 : 262, 0, 0, 0, 0);
reinterpret_cast<SessionItemLists*>(&g_session)->ClearTradeItems();
return 0;
}
if (a == 185) {
mode->SendMsg(292, 0, 0, 0, 0);
mode->SendMsg(40, 0, 0, 0, 0);
reinterpret_cast<SessionItemLists*>(&g_session)->ClearTradeItems();
return 0;
}
break;
}
case 14:
if (a == 3) {
int width = b <= 320 ? b : 320;
int height = c <= 336 ? c : 336;
if (width < 232) {
width = 232;
}
if (height < 120) {
height = 120;
}
const int newWidth = (width - 280) / 32 * 32 + 280;
const int newHeight = (height - 120) / 32 * 32 + 120;
if (newWidth != this->geometry.width || newHeight != this->geometry.height) {
this->Resize(newWidth, newHeight);
this->columns = 1;
this->visibleRows = (this->geometry.height - 38) / 32;
this->resizer->Move(this->geometry.width - 15, this->geometry.height - 15);
this->scrollBar->Move(this->geometry.width - 15, 14);
this->scrollBar->Resize(this->scrollBar->geometry.width, this->geometry.height - 38);
this->UpdateScrollBar();
}
this->title->Move(12, this->geometry.height - 20);
const int positions[2][2] = {
{this->geometry.width - 106, this->geometry.height - 24},
{this->geometry.width - 61, this->geometry.height - 24},
};
for (int i = 0; i < 2; ++i) {
this->buttons[i]->Move(positions[i][0], positions[i][1]);
}
this->m_frameContext->snapping.Store(this);
return 0;
}
break;
case 23: {
this->items.erase(this->items.begin(), this->items.end());
int sum = 0;
const int size = reinterpret_cast<const SessionMessengerContext*>(&g_session)->GetList2Size();
for (int i = 0; i < size; ++i) {
ITEM_INFO item = g_session.GetItem1720At(i);
if (item.unknown_0000[1] != 0) {
sum += item.quantity * item.unknown_0014[1];
this->items.push_back(item);
}
}
char text[80];
char amount[64];
std::memset(text, 0, sizeof(text));
std::memset(amount, 0, sizeof(amount));
sprintf_s(text, sizeof(text), "Total : %s Zeny", FormatGroupedInteger(sum, amount, sizeof(amount)));
this->title->SetTextAutoWidth(text);
this->Invalidate();
this->UpdateScrollBar();
return 0;
}
case 123: {
const auto* bytes = reinterpret_cast<const unsigned char*>(a);
ItemListChunkHeader header = *reinterpret_cast<const ItemListChunkHeader*>(bytes);
unsigned offset = 6;
if (header.type == 20700) {
while (static_cast<unsigned>(b) > offset) {
header = *reinterpret_cast<const ItemListChunkHeader*>(bytes + offset);
offset += 6;
if (header.type == 20701) {
UIWindow* window = g_windowMgr.EnsureWindow(22);
if (window) {
window->SendMsg(nullptr, 36, 0, 0, 0, 0);
window->SendMsg(nullptr, 23, 0, 0, 0, 0);
}
this->SendMsg(nullptr, 36, 0, 0, 0, 0);
this->SendMsg(nullptr, 23, 0, 0, 0, 0);
break;
}
offset += header.size;
}
}
break;
}
default:
return UIItemBaseWnd::SendMsg(sender, message, a, b, c, d);
}
return 0;
}
// OFFSET: 0x009AA4F0
// FUNCTION: fn_13758
int UIParaItemShopWnd::SendMsg(UIWindow* sender, int message, std::intptr_t a, std::intptr_t b, std::intptr_t c, std::intptr_t d) {
switch (message) {
case 34:
this->saved = reinterpret_cast<ItemShopWndInfo*>(a);
if (!this->saved->IsValid()) {
this->saved->Reset();
}
this->SendMsg(nullptr, 14, 7, this->saved->width, this->saved->height, 0);
this->Move(this->saved->x, this->saved->y);
return 0;
case 6:
reinterpret_cast<WindowResponseRecorder*>(this)->Record(this->geometry.id, static_cast<int>(a), b, c, d);
if (a == 213) {
if (g_replayAnimationScaling != 0) {
this->checkBox->geometry.unknown_0030 = b;
this->checkBox->Invalidate();
}
g_windowMgr.unknown_0064 = b;
return 0;
}
break;
case 38:
if (a == 0) {
CGameMode* mode = static_cast<CGameMode*>(g_modeMgr.GetGameMode());
ITEM_INFO item;
item.Assign(reinterpret_cast<const RawItemData&>(mode->drag));
ClientItemLists* lists = reinterpret_cast<ClientItemLists*>(&g_session);
if (item.unknown_0074[3] == 1) {
lists->RemoveItem1720(item);
lists->MergeItem1718(item);
} else {
lists->RemoveItem1720ByName(item);
lists->MergeItem1718ByName(item);
}
dynamic_cast<UIParaItemPurchaseWnd*>(g_windowMgr.LookupWindow(255))->SendMsg(nullptr, 23, 0, 0, 0, 0);
this->SendMsg(nullptr, 23, 0, 0, 0, 0);
mode->SendMsg(18, 0, 0, 0, 0);
return 0;
}
break;
case 36:
if (a == 1) {
this->unknown_00F8 = 1;
this->showQuantity = 1;
this->title->SetTextAutoWidth(LookupMessage(185));
this->checkBox->m_disabled = 0;
} else {
this->unknown_00F8 = 0;
this->showQuantity = 0;
this->title->SetTextAutoWidth(LookupMessage(186));
this->checkBox->m_disabled = 1;
}
return 0;
case 14:
if (a == 7) {
int width = b <= 320 ? b : 320;
int height = c <= 336 ? c : 336;
if (width < 232) {
width = 232;
}
if (height < 120) {
height = 120;
}
const int newWidth = (width - 280) / 32 * 32 + 280;
const int newHeight = (height - 120) / 32 * 32 + 120;
if (newWidth != this->geometry.width || newHeight != this->geometry.height) {
this->Resize(newWidth, newHeight);
this->columns = 1;
this->visibleRows = (newHeight - this->unknown_0108 - this->unknown_0104 - 17) / 32;
this->resizer->Move(this->geometry.width - 15, this->geometry.height - 15);
this->scrollBar->Move(this->geometry.width - 15, 14);
this->scrollBar->Resize(this->scrollBar->geometry.width, this->geometry.height - this->unknown_0108 - this->unknown_0104 - 17);
this->checkBox->Move(12, this->geometry.height - 20);
this->UpdateScrollBar();
}
this->m_frameContext->snapping.Store(this);
return 0;
}
break;
case 23: {
this->items.erase(this->items.begin(), this->items.end());
const int size = reinterpret_cast<const SessionMessengerContext*>(&g_session)->GetList1Size();
for (int i = 0; i < size; ++i) {
ITEM_INFO item = g_session.GetItem1718At(i);
if (item.unknown_0000[1] != 0) {
this->items.push_back(item);
}
}
this->Invalidate();
this->UpdateScrollBar();
break;
}
default:
return UIItemBaseWnd::SendMsg(sender, message, a, b, c, d);
}
return 0;
}
// OFFSET: 0x009AA990
// FUNCTION: fn_13759
int UIParaResultWnd::SendMsg(UIWindow* sender, int message, std::intptr_t a, std::intptr_t b, std::intptr_t c, std::intptr_t d) {
switch (message) {
case 6: {
this->m_recorder->Record(this->geometry.id, static_cast<int>(a), b, c, d);
CMode* mode = g_modeMgr.gameMode;
if (a == 184) {
mode->SendMsg(292, 0, 0, 0, 0);
mode->SendMsg(40, 0, 0, 0, 0);
reinterpret_cast<SessionItemLists*>(&g_session)->ClearTradeItems();
return 0;
}
break;
}
case 14:
if (a == 7) {
int width = b <= 320 ? b : 320;
int height = c <= 336 ? c : 336;
if (width < 232) {
width = 232;
}
if (height < 120) {
height = 120;
}
const int newWidth = (width - 280) / 32 * 32 + 280;
const int newHeight = (height - 120) / 32 * 32 + 120;
if (newWidth != this->geometry.width || newHeight != this->geometry.height) {
this->Resize(newWidth, newHeight);
this->columns = 1;
this->visibleRows = (newHeight - this->unknown_0100 - this->unknown_00FC - 17) / 32;
this->resizer->Move(this->geometry.width - 15, this->geometry.height - 15);
this->scrollBar->Move(this->geometry.width - 15, 14);
this->scrollBar->Resize(this->scrollBar->geometry.width, this->geometry.height - this->unknown_0100 - this->unknown_00FC - 17);
this->UpdateScrollBar();
}
this->total->Move(12, this->geometry.height - 20);
this->buttons[0]->Move(this->geometry.width - 61, this->geometry.height - 24);
this->Move(g_renderer->viewport.width / 2 - this->geometry.width / 2, g_renderer->viewport.height / 2 - this->geometry.height / 2);
this->m_frameContext->snapping.Store(this);
return 0;
}
break;
case 23: {
int sum = 0;
for (const ITEM_INFO& item : this->items) {
sum += item.unknown_0014[1] * item.quantity;
}
char text[80];
char amount[64];
std::memset(text, 0, sizeof(text));
std::memset(amount, 0, sizeof(amount));
sprintf_s(text, sizeof(text), "Total : %s Zeny", FormatGroupedInteger(sum, amount, sizeof(amount)));
this->total->SetTextAutoWidth(text);
this->Invalidate();
this->UpdateScrollBar();
break;
}
case 34:
this->total->SetTextAutoWidth("Total : 0 Zeny");
return 0;
case 36:
this->showQuantity = 0;
this->title->SetTextAutoWidth(LookupMessage(2530));
this->SendMsg(nullptr, 14, 7, this->geometry.width, a, 0);
return 0;
default:
return UIItemBaseWnd::SendMsg(sender, message, a, b, c, d);
}
return 0;
}