Function [ takes nothing returns nothing ]

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Takes nothing returns nothing [ function ]
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. when function cannot takes or returns any type of data that is called 
 takes nothing returns nothing means { void } 

. VOID = this keyword shows their has no data returns or takes 

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run screen
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$$$$$$$$$$$$$$

#include<stdio.h>

#include<conio.h>

void add(void);  // function declaration or prototype //
void main()
{
    clrscr();
    add(); // function call //
    getch();
}
void add() // function defenation //
{
int a,b,c;
printf("enter two number= ");
scanf("%d %d",&a,&b);
c=a+b;
printf("sum is [ %d ]",c);

}
     

#######################

All rights goes to $[UB codes]$

#######################

<--------------------------------------------->

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