Add two Numbers witout using + sign

Add two Numbers without using '+' sign

#include<stdio.h>
#include<conio.h>
void main()
{
int a=10,b=10,c;
c=a-(-b);
printf("total of a and b is %d",c);
getch();
}

Important shortcut keys often used in window

Shortcut Key       Desscription


Alt + F                    File menu options in current program.


Alt + E                    Edit options in current program


F1                          Universal Help in almost every Windows program.


Ctrl + A                  Select all text.


Ctrl + X                  Cut selected item.


Shift + Del               Cut selected item.


Ctrl + C                  Copy selected item.


Ctrl + Ins                Copy selected item


Ctrl + V                  Paste


Shift + Ins               Paste


Home                      Goes to beginning of current line.


Ctrl + Home            to beginning of document.


End                         Goes to end of current line.


Ctrl + End               Goes to end of document.


Shift + Home           Highlights from current position to beginning of line.


Shift + End              Highlights from current position to end of line.


Ctrl + Left arrow      Moves one word to the left at a time.


Ctrl + Right arrow    Moves one word to the right at a time.