docs(10_Wiki): 위키 구조 정리 — 언어 튜토리얼 카테고리 폴더 제거 + 신규 자산 동기화

Topic_CSS/Topic_HTML/Topic_JavaScript/Topic_Prompt/Topic_Comfyui 등 기존 카테고리 폴더를 정리하고, Topic_Graphic/Dev 등 신규 산출물과 Topics 내부 세션/메모리 기록을 동기화.
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+---
+id: cpp-constructors-overloading
+title: "C++ Constructor Overloading"
+category: "Programming_Language"
+status: "draft"
+verification_status: "conceptual"
+canonical_id: ""
+aliases: ["multiple constructors", "default vs parameterized constructor", "C++ 생성자 오버로딩"]
+duplicate_of: ""
+source_trust_level: "B"
+confidence_score: 0.86
+created_at: 2026-07-04
+updated_at: 2026-07-04
+review_reason: ""
+merge_history: []
+tags: ["cpp", "programming-language", "w3schools", "oop", "constructors", "overloading"]
+raw_sources: ["https://www.w3schools.com/cpp/cpp_constructors_overloading.asp"]
+applied_in: []
+github_commit: ""
+---
+
+# [[CPP Constructor Overloading]]
+
+## 🎯 한 줄 통찰 (One-line insight)
+The exact same function-overloading rule from the Functions section applies directly to constructors — since a constructor IS a function (just an unusually-named one), having multiple constructors with different parameter counts/types is simply function overloading applied to the ONE function every class automatically calls at creation time, letting `Car car1;` (defaults) and `Car car2("BMW", "X5");` (custom values) coexist as calls to the SAME class's two constructors. [S1]
+
+## 🧠 핵심 개념 (Core concepts)
+- **Constructor overloading** — having MORE THAN ONE constructor in a class, each differentiated by parameter count/type — the same rule as regular function overloading. [S1]
+- **Default (no-argument) constructor + parameterized constructor coexisting** — one constructor sets fallback/default values, another accepts custom values; the compiler picks based on how the object is created. [S1]
+- **Why use it** — flexibility when creating objects, setting default OR custom values, reducing repetitive code. [S1]
+
+## 📖 세부 내용 (Details)
+- Two coexisting constructors — no-arg (defaults) and 2-arg (custom): `class Car { public: string brand; string model; Car() { brand = "Unknown"; model = "Unknown"; } Car(string b, string m) { brand = b; model = m; } };`. [S1]
+- Calling both forms in the same program: `Car car1; // uses defaults: "Unknown" "Unknown" Car car2("BMW", "X5"); // uses custom values`. [S1]
+
+## ⚖️ 모순 및 업데이트 (Contradictions & updates)
+- 현재까지 발견된 모순 사항 없음 (No contradictions found in available sources). Function Overloading 챕터의 원리가 생성자에도 그대로 적용됨이 확인됨.
+
+## 🛠️ 적용 사례 (Applied in summary)
+브랜드/모델을 지정하지 않으면 "Unknown"으로, 지정하면 그 값으로 초기화되는 Car 클래스 예제가 기본값과 커스텀 값을 모두 지원하는 실전 활용 사례로 제시됨. [S1]
+
+## 💻 코드 패턴 (Code patterns)
+Two overloaded constructors — one providing defaults, one accepting custom values (C++):
+```cpp
+class Car {
+public:
+  string brand;
+  string model;
+  Car() { // no-argument constructor: defaults
+    brand = "Unknown";
+    model = "Unknown";
+  }
+  Car(string b, string m) { // parameterized constructor: custom
+    brand = b;
+    model = m;
+  }
+};
+int main() {
+  Car car1;                  // "Unknown" "Unknown"
+  Car car2("BMW", "X5");     // "BMW" "X5"
+  return 0;
+}
+```
+
+## ✅ 검증 상태 및 신뢰도
+- **상태:** draft
+- **검증 단계:** conceptual
+- **출처 신뢰도:** B (W3Schools — widely used educational reference, not a primary standards body)
+- **신뢰 점수:** 0.86
+- **중복 검사 결과:** 신규 생성 (New discovery)
+
+## 🔗 지식 그래프 (Knowledge Graph)
+- **상위/루트:** [[C++ Tutorial]]
+- **관련 개념:** [[CPP Constructors]], [[CPP Access Specifiers]], [[CPP Function Overloading]]
+- **참조 맥락:** 생성자 섹션 마지막 — 접근 지정자 및 캡슐화(Access Specifiers & Encapsulation) 섹션으로 이어짐.
+
+## 📚 출처 (Sources)
+- [S1] W3Schools — C++ Constructor Overloading — https://www.w3schools.com/cpp/cpp_constructors_overloading.asp
+
+## 📝 변경 이력 (Change history)
+- 2026-07-04: Initial draft synthesized from the W3Schools "C++ Constructor Overloading" page (Astra wiki-curation, P-Reinforce v3.1 format).