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Light-City
2020-04-06 00:57:02 +08:00
parent f97c156cc4
commit a4d828bb4c
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36
practical_exercises/10_day_practice/day8/函数模板/例1.cpp Normal file
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//<2F><><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҳ<EFBFBD><D2B2><EFBFBD>԰<EFBFBD><D4B0><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD>͵IJ<CDB5><C4B2><EFBFBD>
#include<iostream>
using namespace std;
template <class T>
//ʵ<>ֽ<EFBFBD><D6BD><EFBFBD>
void sort(T &a, int n){
for (int i=0;i<n;i++){
int p=i;
for (int j=i;j<n;j++)
if(a[p]<a[j])
p=j;
int t=a[i];
a[i]=a[p];
a[p]=t;
}
}
template <class T>
void display(T& a,int n) {
for(int i=0;i<n;i++)
cout<<a[i]<<"\t"<<endl;
}
int main(int argc, char const *argv[])
{
int a[]={1,41,2,5,8,21,23};
char b[]={'a','x','y','e','q','g','o','u'};
sort(a,7);
sort(b,8);
display(a,7);
display(b,8);
system("pause");
return 0;
}

26
practical_exercises/10_day_practice/day8/函数模板/模板特化.cpp Normal file
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//Eg9-6.cpp
#include <iostream>
#include<cstring>
using namespace std;
template <class T>
T Max(T a,T b) {
return (a>b)?a:b;
}
//<2F>ػ<EFBFBD>
//template <> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><<3C>ػ<EFBFBD><D8BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>>(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>) {}
template<>char * Max<char *>(char *a,char *b) {
return (strcmp(a,b)>=0)?a:b;
}
int main(){
float c=5.1,d=3.2;
cout<<"2,3<><33><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD>ǣ<EFBFBD>"<<Max(3,2)<<endl;
cout<<"c,d<><64><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD>ǣ<EFBFBD>"<<Max(c,d)<<endl;
cout<<Max("xbv","xyce")<<endl;
system("pause");
}
/*
<EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬʱ<CDAC><CAB1><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ػ<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>ػ<EFBFBD><D8BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȵ<EFBFBD><C8B5>ã<EFBFBD>
<EFBFBD><EFBFBD> <20><>ͬһ<CDAC><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD>˺<EFBFBD><CBBA><EFBFBD>ģ<EFBFBD><C4A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ػ<EFBFBD><D8BB>⣬<EFBFBD><E2A3AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬ<EFBFBD><CDAC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>C++<2B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><C4B5><EFBFBD>ʵ<EFBFBD>ν<EFBFBD><CEBD><EFBFBD><EFBFBD><EFBFBD>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD>庯<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ػ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>IJ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κ<EFBFBD><EFBFBD><EFBFBD>ʽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*/

21
practical_exercises/10_day_practice/day8/函数模板/求最大值.cpp Normal file
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//Eg9-2.cpp
#include <iostream>
using namespace std;
template <class T>
T Max(T a,T b) {
return (a>b)?a:b;
}
/*
C++<2B><>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3><EFBFBD>Ĺ<EFBFBD><C4B9><EFBFBD><EFBFBD>У<EFBFBD>ֻ<EFBFBD>Ǽ򵥵ؽ<F2B5A5B5>ģ<EFBFBD><C4A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>滻<EFBFBD>ɵ<EFBFBD><C9B5><EFBFBD>ʵ<EFBFBD>ε<EFBFBD><CEB5><EFBFBD><EFBFBD>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD>庯<EFBFBD><E5BAAF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>в<EFBFBD><D0B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD><CDB5>κ<EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD>
*/
int main(){
double a=2,b=3.4;
float c=5.1,d=3.2;
//<2F><>ģ<EFBFBD><C4A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>в<EFBFBD><D0B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD>ǿ<EFBFBD><C7BF>ת<EFBFBD><D7AA>
cout<<"2, 3.2 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD>ǣ<EFBFBD>"<<Max(double(2),3.2)<<endl;
cout<<"a, c <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD>ǣ<EFBFBD>"<<Max(float(a),c)<<endl;
//<2F><>ʾָ<CABE><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cout<<"'a', 3 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD>ǣ<EFBFBD>"<<Max<int>('a',3)<<endl;
system("pause");
}

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practical_exercises/10_day_practice/day8/函数模板/重要.cpp Normal file
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//Eg9-1.cpp
#include <iostream>
//ע<><D7A2>һ<EFBFBD>㣬max<61><78>minʹ<6E>õ<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD>д<EFBFBD><D0B4>룬<EFBFBD><EBA3AC>Ҫ<EFBFBD>ı亯<C4B1><E4BAAF>ģ<EFBFBD><C4A3><EFBFBD><EFBFBD><EFBFBD>֣<EFBFBD><D6A3><EFBFBD><EFBFBD><EFBFBD>ֱ<EFBFBD><D6B1>ʹ<EFBFBD><CAB9>std::cout<75><74>std::endl
using namespace std;
/*
<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>class<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؼ<EFBFBD><EFBFBD><EFBFBD>class<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĸ<EFBFBD><EFBFBD><EFBFBD>ɣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Dz<EFBFBD>ͬ<EFBFBD>ġ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>class<EFBFBD><EFBFBD>ʾT<EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ͳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><EFBFBD><EFBFBD>int<EFBFBD><EFBFBD>float<EFBFBD><EFBFBD>char<EFBFBD>ȣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>struct<EFBFBD><EFBFBD>enum<EFBFBD><EFBFBD>class<EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͡<EFBFBD>
*/
template <class T>
T Min(T a,T b) {
return (a<b)?a:b;
}
/*
Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD><EFBFBD><EFBFBD>͹ؼ<EFBFBD><EFBFBD><EFBFBD>class<EFBFBD><EFBFBD><EFBFBD><EFBFBD>׼C++<2B><><EFBFBD><EFBFBD>?<3F><><EFBFBD><EFBFBD>typename<6D><65>Ϊģ<CEAA><C4A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͹ؼ<CDB9><D8BC>֣<EFBFBD>ͬʱҲ֧<D2B2><D6A7>ʹ<EFBFBD><CAB9>class<73><73>
<EFBFBD><EFBFBD><EFBFBD>磬<EFBFBD><EFBFBD>min<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>template <class T>д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD>ȫ<EFBFBD>ȼ۵ģ<DBB5>
*/
template <typename T>
T myMin(T a, T b){
return (a<b)?a:b;
}
/*
ģ<EFBFBD><EFBFBD>ʵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD>庯<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>жԺ<EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Ż<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD>εľ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD>ȷ<EFBFBD><EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ô<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>滻<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͵ĺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룬<EFBFBD><EFBFBD>ģ<EFBFBD>庯<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>η<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬ<EFBFBD>IJ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>ֻ<EFBFBD>ڵ<EFBFBD>1<EFBFBD>ν<EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD>ڵ<EFBFBD>1<EFBFBD>ε<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD>庯<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD>֮<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬ<EFBFBD><EFBFBD><EFBFBD>͵IJ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD>庯<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD>1<EFBFBD><EFBFBD>ʵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɵ<EFBFBD>ģ<EFBFBD>庯<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*/
int main(){
double a=2,b=3.4;
float c=2.3,d=3.2;
cout<<"2<EFBFBD><EFBFBD>3 <20><><EFBFBD><EFBFBD>Сֵ<D0A1>ǣ<EFBFBD>"<<Min<int>(2,3)<<endl; //<2F><>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD>
cout<<"2<EFBFBD><EFBFBD>3.4 <20><><EFBFBD><EFBFBD>Сֵ<D0A1>ǣ<EFBFBD>"<<Min(a,b)<<endl;//<2F><>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD>
cout<<"'a'<27><>'b' <20><><EFBFBD><EFBFBD>Сֵ<D0A1>ǣ<EFBFBD>"<<Min('a','b')<<endl;
cout<<"2.3<EFBFBD><EFBFBD>3.2<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Сֵ<EFBFBD>ǣ<EFBFBD>"<<Min(c,d)<<endl;
cout<<"2.3<EFBFBD><EFBFBD>3.2<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD>ǣ<EFBFBD>"<<std::min(c,d)<<endl;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ռ<EFBFBD><D5BC>ڲ<EFBFBD><DAB2><EFBFBD><EFBFBD><EFBFBD>Сֵ<D0A1><D6B5><EFBFBD><EFBFBD>
cout<<"2.3<EFBFBD><EFBFBD>3.2<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Сֵ<EFBFBD>ǣ<EFBFBD>"<<myMin(c,d)<<endl;//<2F><><EFBFBD><EFBFBD>classΪtypename
// cout<<"2<><32>'a' <20><><EFBFBD><EFBFBD>Сֵ<D0A1>ǣ<EFBFBD>"<<Min(2,'a')<<endl; //<2F><><EFBFBD><EFBFBD>,<2C><>ͬ<EFBFBD><CDAC><EFBFBD><EFBFBD><EFBFBD>޷<EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뿴9-3-1.cpp
system("pause");
return 0;
}