FUnction

 #include<iostream>

using namespace std;

class Car{

char color[];

char name[];

int number;

char fuletype[];

};

///===============================

//without return without par

//without return with par

//with return with par

//with return without par

//without return without par

void ABC(){

cout<<"ABC Call";

}

//without return with par

void PrintName(char* name){

cout<<"Name="<<name;

}

//with return with par

int  Sum(int a,int b){

return (a+b);

}

//

int Sub(){

int a,b;

cout<<"Please Input 2 Number"<<endl;

cin>>a>>b;

return (a-b);

}

//=================================

int main(){

char namabc[10];

int c;

cout<<"Computer"<<endl;

cout<<"ABC Call"<<endl;

ABC();//call

//========2======

cout<<"\nInput Name"<<endl;

cin>>namabc;

PrintName(namabc);

//========3====

c= Sum(40,50);

cout<<"\nSum="<<c;

//========4====

c=Sub();

cout<<"\nSub="<<c;

return 0;

}