C,C++/CONCEPT
Day05-04
너래쟁이
2018. 3. 10. 20:34
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 | 1. public #include <iostream> #include <iomanip> using namespace std; class A { int a1 = 1; protected: int b1 = 2; public: int c1 = 3; void seta1(int a1) { this->a1 = a1; } int geta1() { return a1; } void setb1(int b1) { this->b1 = b1; } int getb1() { return b1; } }; class B :public A { int a2 = 4; protected: int b2 = 5; public: int c2 = 6; void seta2(int a2) { this->a2 = a2; } int geta2() { return a2; } void setb2(int b2) { this->b2 = b2; } int getb2() { return b2; } }; class C :public B { int a3 = 7; protected: int b3 = 8; public: int c3 = 9; void seta3(int a3) { this->a3 = a3; } int geta3() { return a3; } void setb3(int b3) { this->b3 = b3; } int getb3() { return b3; } }; void main() { C cc; //직접 접근 가능한거 직접표현 //접근 불가능 함수로 표현 cout << cc.geta1() << endl; cout << cc.getb1() << endl; cout << cc.c1 << endl; cout << cc.geta2() << endl; cout << cc.getb2() << endl; cout << cc.c2 << endl; cout << cc.geta3() << endl; cout << cc.getb3() << endl; cout << cc.c3 << endl; } 2. protected #include <iostream> #include <iomanip> using namespace std; class A { int a1=1; protected: int b1=2; public: int c1=3; void seta1(int a1) {this->a1 = a1;} int geta1() const{return a1;} void setb1(int b1) {this->b1 = b1;} int getb1() const{return b1;} void setc1(int c1) {this->c1 = c1;} int getc1() const{return c1;} }; class B :protected A { A aa; int a2=4; protected: int b2=5; public: int c2=6; void seta2(int a2) {this->a2 = a2;} int geta2() const{return a2;} void setb2(int b2) {this->b2 = b2;} int getb2() const{return b2;} void setc2(int c2) {this->c2 = c2;} int getc2() const{return c2;} }; class C :protected B{ //오버라이드 쓸때는 부모와 자식이 똑같아야함 int a3=7; protected: int b3=8; public: int c3=9; void seta1(int a1) { A::seta1(a1); }//A꺼에 a1을 불러줘 int geta1() const{ return A::geta1(); } void setb1(int b1) { A::setb1(b1); } int getb1() const { return A::getb1(); } void setc1(int c1) { A::setc1(c1); } int getc1() const { return A::getc1(); } void seta2(int a2) { B::seta2(a2); } int geta2()const { return B::geta2();} void setb2(int b2) { B::setb2(b2); } int getb2() const{ return B::getb2();} void setc2(int c2) { B::setc2(c2); } int getc2() const{ return B::getc2();} void seta3(int a3) { this->a3 = a3; } int geta3() {return a3;} void setb3(int b3) {this->b3 = b3;} int getb3() {return b3;} }; void main(){ C cc; //직접 접근 가능한거 직접표현 //접근 불가능한거 함수로 표현 cout << cc.geta1() << endl; cout << cc.getb1() << endl; cout << cc.getc1() << endl; cout << cc.geta2() << endl; cout << cc.getb2() << endl; cout << cc.getc2() << endl; cout << cc.geta3() << endl; cout << cc.getb3() << endl; cout << cc.c3 << endl; } | cs |