What will be the output of the program?

#include<stdio.h>
int

What will be the output of the program?

#include<stdio.h>
int addmult(int ii, int jj)
 {
     int kk, ll;
     kk = ii + jj;
     ll = ii * jj;
     return (kk, ll);
 }
int main()
 {
     int i=3, j=4, k, l;
     k = addmult(i, j);
     l = addmult(i, j);
     printf("%d %d\n", k, l);
     return 0;
 }

2) What will be the output of the program?

#include<stdio.h>
#include<stdlib.h>
int main()
 {
     int i=0;
     i++;
     if(i<=5)
     {
         printf("Study2Online");
         exit(1);
         main();
     }
     return 0;
 }

3) What will be the output of the program?

#include<stdio.h>
int sumdig(int);
int main()
{
     int a, b;
     a = sumdig(123);
     b = sumdig(123);
     printf("%d, %d\n", a, b);
     return 0;
 }
int sumdig(int n)
 {
     int s, d;
     if(n!=0)
     {
         d = n%10;
         n = n/10;
         s = d+sumdig(n);
     }
     else
         return 0;
     return s;
 }

4) What will be the output of the program?

#include<stdio.h>
int fun(int);
int main()
 {
     float k=3;
     fun(k=fun(fun(k)));
     printf("%f\n", k);
     return 0;
 }
int fun(int i)
 {
     i++;
     return i;
 }

5) What will be the output of the program?

#include<stdio.h>
int check(int);
int main()
 {
     int i=45, c;
     c = check(i);
     printf("%d\n", c);
     return 0;
 }
int check(int ch)
 {
     if(ch >= 45)
         return 100;
     else
         return 10;
 }