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feat: 统一 cpp 文件编码格式为 utf-8

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This commit is contained in:
tracyxiong1
2023-01-02 20:39:00 +08:00
parent ade7173887
commit 368eda305f
63 changed files with 327 additions and 327 deletions
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8
practical_exercises/10_day_practice/day7/=号运算符/=例题.cpp
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@@ -1,4 +1,4 @@
//<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ch.cppi
//例题ch.cppi
#include <iostream>
using namespace std;
class X{
@@ -9,8 +9,8 @@ public:
int main ()
{
X obj1, obj2, obj3;
obj1 = obj2; //<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ء<EFBFBD>=<3D><>
obj1.operator= (obj2); //<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ء<EFBFBD>=<3D><>
obj1 = obj2 = obj3; //<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ء<EFBFBD>=<3D><>
obj1 = obj2; //调用重载“=”
obj1.operator= (obj2); //调用重载“=”
obj1 = obj2 = obj3; //调用重载“=”
system("pause");
}

26
practical_exercises/10_day_practice/day7/[]运算符/[]例题(重点).cpp
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@@ -2,27 +2,27 @@
#include <iostream>
#include <cstring>
using namespace std;
struct Person{ //ְ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD>Ľṹ
struct Person{ //职工基本信息的结构
double salary;
char *name;
};
class SalaryManaege{
Person *employ; //<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ְ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
int max; //<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>±<EFBFBD><EFBFBD>Ͻ<EFBFBD>
int n; //<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>ʵ<EFBFBD><EFBFBD>ְ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Person *employ; //存放职工信息的数组
int max; //数组下标上界
int n; //数组中的实际职工人数
public:
SalaryManaege(int Max=0){
max=Max;
n=0;
employ=new Person[max];
}
double &operator[](char *Name) { //<EFBFBD><EFBFBD><EFBFBD><EFBFBD>[]<5D><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
double &operator[](char *Name) { //重载[]，返回引用
Person *p;
for(p=employ;p<employ+n;p++)
//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD>
//如果存在处理
if(strcmp(p->name,Name)==0)
return p->salary;
//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//不存在情况处理
p=employ + n++;
p->name=new char[strlen(Name)+1];
strcpy(p->name,Name);
@@ -37,13 +37,13 @@ public:
};
int main(){
SalaryManaege s(3);
s["<EFBFBD><EFBFBD><EFBFBD><EFBFBD>"]=2188.88;
s["<EFBFBD><EFBFBD>˹"]=1230.07;
s["<EFBFBD><EFBFBD><EFBFBD><EFBFBD>"]=3200.97;
cout<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD>\t"<<s["<EFBFBD><EFBFBD><EFBFBD><EFBFBD>"]<<endl; cout<<"<EFBFBD><EFBFBD>˹\t"<<s["<EFBFBD><EFBFBD>˹"]<<endl;
cout<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD>\t"<<s["<EFBFBD><EFBFBD><EFBFBD><EFBFBD>"]<<endl;
s["张三"]=2188.88;
s["里斯"]=1230.07;
s["王无"]=3200.97;
cout<<"张三\t"<<s["张三"]<<endl; cout<<"里斯\t"<<s["里斯"]<<endl;
cout<<"王无\t"<<s["王无"]<<endl;
cout<<"-------<EFBFBD><EFBFBD>Ϊdisplay<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>--------\n\n";
cout<<"-------下为display的输出--------\n\n";
s.display();
system("pause");
}

10
practical_exercises/10_day_practice/day7/二元运算符/1.类运算符重载.cpp
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@@ -1,4 +1,4 @@
//<EFBFBD>и<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Complex<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļӡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>㡣
//有复数类Complex，利用运算符重载实现复数的加、减、乘、除等复数运算。
#include<iostream>
using namespace std;
class Complex {
@@ -21,7 +21,7 @@ Complex Complex::operator -(Complex b)
{
return Complex(r-b.r,i-b.i);
}
//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>㷨
//求复数相乘的算法
Complex Complex::operator *(Complex b)
{
Complex t;
@@ -29,7 +29,7 @@ Complex Complex::operator *(Complex b)
t.i=r*b.i+i*b.r;
return t;
}
//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>㷨
//求复数相除的算法
Complex Complex::operator /(Complex b) {
Complex t;
double x;
@@ -48,8 +48,8 @@ void Complex::display(){
int main(void) {
Complex c1(1,2),c2(3,4),c3,c4,c5,c6;
Complex a,b(2,3);
a=b+2; //<EFBFBD><EFBFBD>ȷ
// a=2+b; //<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
a=b+2; //正确
// a=2+b; //错误
a.display();
c3=c1+c2;
c4=c1-c2;