SELF Exam Programming

What will be output of the following c program?
#include "stdio.h"
int main()
{
int _ = 5;
int = 10;
int _;
___ = _ + ;
printf("%i", _);
return 0;
}

Read Solution (Total 3)

Ans 15;
Because _ is a valid identifier in c-language so here in int _ _ is an identifier
so sum of these 5+10=15
10 years agoHelpfull: Yes(2) No(0)

5+10=15
because here _ works as an identifier
10 years agoHelpfull: Yes(0) No(0)
Answer is 15
because it treat the underscores also as variables
4 years agoHelpfull: Yes(0) No(0)

SELF Other Question

What will be output of following program?
#include
int main()
{
int a = 320;
char *ptr;
ptr = (char *)&a;
printf("%d",*ptr);
return 0;
} There are n person sitting round a table
find the number of different ways in which 3 person can be selected so that no two are neighbors...
Answer hint : 1/6*n(n-4)(n-5)