Can we declare functions inside structures in C programming?

Which operator is used to access items within a namespace?

What is the output of the following C program?

int main()

{

  int a[10];

  printf("%d %d", a[-1], a[12]);

}

What is the output of the following code?

int main()

{

  int i=1;

  if(i<7)

  {

    i++;

    continue;

  }

  printf("%d",i);

  return 0;

}

What is the behavior when a pointer is deleted twice in a C++ program?

Find output of below C program

#include <stdio.h>

int main()

{

   char *_ptr;

   *_ptr = malloc(10);

   *_ptr = 999;

   printf("%d",*_ptr);

    return 0;

}

What is the output of the following C program?

main()

{

char str[] = "ctest";

printf("%s", str);

printf("%c", str[3]);

printf("%s", &str[3]);

}

#include <stdio.h>

int main()

{

int arr[5];

// Assume base address of arr is 2000 and size of integer is 32 bit

printf("%u %u", arr + 1, &arr + 1);

return 0;

} 

Identify the incorrect statement about C++ standard headers.

What will be the output of the following C++ code?

#include <vector>
#include <algorithm>
#include <iostream>

using namespace std;

int main()
{
vector<int> v(10, 2);
if (all_of(v.cbegin(), v.cend(), [](int i){ return i % 2 == 0; }))
{
cout << "All numbers are even" << endl;
}
else
{
cout << "All numbers are not even" << endl;
}
return 0;
}