What will be the output of the program?

#include<stdio.h>
int

What will be the output of the program?

#include<stdio.h>
int i;
int fun1(int);
int fun2(int);

int main()
 {
     extern int j;
     int i=3;
     fun1(i);
     printf("%d,", i);
     fun2(i);
     printf("%d", i);
     return 0;
 }
int fun1(int j)
 {
     printf("%d,", ++j);
     return 0;
 }
 int fun2(int i)
 {
     printf("%d,", ++i);
     return 0;
 }
 int j=1;

2) What will be the output of the program?

#include<stdio.h>
int i;
int fun();
int main()
 {
     while(i)
     {
         fun();
         main();
     }
     printf("Hello\n");
     return 0;
 }
 int fun()
 {
     printf("Hi");
 }

3) What will be the output of the program?

#include<stdio.h>
int main()
 {
     int fun(int);
     int i = fun(10);
     printf("%d\n", --i);
     return 0;
 }
int fun(int i)
 {
    return (i++);
 }

4) What will be the output of the program?

#include<stdio.h>
int i;
int fun1(int);
int fun2(int);

int main()
 {
     extern int j;
     int i=3;
     fun1(i);
     printf("%d,", i);
     fun2(i);
     printf("%d", i);
     return 0;
 }
int fun1(int j)
 {
     printf("%d,", ++j);
     return 0;
 }
 int fun2(int i)
 {
     printf("%d,", ++i);
     return 0;
 }
 int j=1;

5) What will be the output of the program?

#include<stdio.h>
int func1(int);
int main()
 {
     int k=35;
     k = func1(k=func1(k=func1(k)));
     printf("k=%d\n", k);
     return 0;
 }
 int func1(int k)
 {
     k++;
     return k;
 }