oops_codes_560/strings_basic.cpp at main · sudeepuppar/oops_codes_560 · GitHub

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//1] string input and output
/*

#include<iostream>
using namespace std;
int main()
{
   string a;
   string b;

   cout<<"enter the string"<<endl;
   cin>>a;

   cout<<"the string is= "<<a;

   return 0;

}

*/

//


/*
#include<iostream>
using namespace std;
int main()
{
   string a;
   string b,c,res;

   cout<<"enter the strings of a and b and c"<<endl;
   cin>>a;
   cin>>b;
   cin>>c;

    res=a+b;
   cout<<"the string is="<< res<<endl;

   res=res+c+"from BGk";
   cout<<"final = "<<res<<endl;

   return 0;
}

*/


//compare two string

/*
#include<iostream>
using namespace std;
int main()
{
   string a;
   string b;

   cout<<"enter the strings of a and b"<<endl;
   cin>>a;
   cin>>b;

   if (a==b)

     cout<<"string are equal"<<endl;


     else if(a>b)
    cout<<"a is before";


      else if(b>a)
    cout<<"b is before";


   return 0;
}
*/

// using assign object
/*
#include<iostream>
using namespace std;
int main()
{
   string str;

   str.assign("hello, world");//assining in c style
   cout<<str<<endl;

   str.assign("hello, Universe",7,8);//substring assignement
   cout<<str<<endl;

   string other="c++ programming";
   str.assign

   */


   // write c++ program using fucition to add two numbers and display the results

   /*

 #include<iostream>
using namespace std;

int a,b;

void add (int a, int b)
{
    cout<<"addition= "<<a+b<<endl;
}

void sub(int a, int b)
{
    cout<<"subtraction ="<<a-b;
}

int main()
{
    a=10;
    b=20;
add(a,b);
sub(a,b);

return 0;

}

*/


// using inline functions

#include<iostream>
using namespace std;

int a,b;

inline void add (int a, int b)
{
    cout<<"addition= "<<a+b<<endl;
}

inline void sub(int a, int b)
{
    cout<<"subtraction ="<<a-b;
}

int main()
{
    a=10;
    b=20;
add(a,b);
sub(a,b);

return 0;

}