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

What parameter is used for the rehash() method in the unordered_set in C++?

  Find the odd one out.

What is the output of the following program?

main()

{

int a=1, b=2, c=3;

a = b = c;

printf("%d", a);

}

Consider the following program:

main()

{

int a[5] = {1, 3, 6, 7, 0};

int *b;

b = &a[2];

}

What is the value of *(b-1)?

The size_t integer type in C++ is?

What is the output of the following C++ code?

#include<bits/stdc++.h>

using namespace std;

int main()

{

cout<<-5-5-5;

return 0;

}

What will be the output of the following C++ code that manipulates a text file?

#include <stdio.h>

int main() {

if (remove("myfile.txt") != 0)

perror("Error");

else

puts("Success");

return 0;

}

What will be the output of the following C code?

#include <stdio.h>

int main()

{

int i = 0;

do

{

i++;

printf("In while loop\n");

} while (i < 3);

return 0;

}

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

#include <iostream>

#include <algorithm>

#include <vector>

using namespace std;

int main() {

int myints[] = {10, 20, 30, 30, 20, 10, 10, 20};

vector<int> v(myints, myints + 8);

sort(v.begin(), v.end());

vector<int>::iterator low, up;

low = lower_bound(v.begin(), v.end(), 20);

up = upper_bound(v.begin(), v.end(), 20);

cout << (low - v.begin()) << ' ';

cout << (up - v.begin()) << '\n';

return 0;

}