What will be the output of the program?

#include<stdio.h>
int

What will be the output of the program?

#include<stdio.h>
int check (int, int);
int main()
 {
     int c;
     c = check(10, 20);
     printf("c=%d\n", c);
     return 0;
 }
 int check(int i, int j)
 {
     int *p, *q;
     p=&i;
     q=&j;
     i>=45 ? return(*p): return(*q);
 }

2) What will be the output of the program?

#include<stdio.h>
int fun(int, int);
 typedef int (*pf) (int, int);
 int proc(pf, int, int);
int main()
 {
     printf("%d\n", proc(fun, 6, 6));
     return 0;
 }
 int fun(int a, int b)
 {
    return (a==b);
 }
int proc(pf p, int a, int b)
 {
    return ((*p)(a, b));
 }

3) Point out the error in the program

   f(int a, int b)
 {
     int a;
     a = 20;
     return a;
 }

					  

4) 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;
 }

5) Which of the following is not a library function: