Answer Posted / nikita singh

#include<stdio.h>
#include<conio.h>
void main()
{
int num,a,b,sum;
clrscr();
printf("enter a four digit no");
scanf("%d",&num);
a=num%10;
b=num/1000;
sum=a+b;
printf("sum is =%d",sum);
getch();
}

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