Can anyone tell me the mistake in this c++ program? It says something about the boolean and the & operator

Question

In c++ trying to make a program to pass a new course but it says an error
#include <iostream>
using namespace std;

int main() {
bool mathematics ;
bool language ;

if((mathematics = 0) || (language = 0) ){
cout<<"pass";}
else if( (mathematics = 0) & & (language = 0) ){
cout << "failed";
}
return 0;
}

Answer 1

here's the corrected version I made some changes.
https://code.sololearn.com/c7OJzud1QHlS/?ref=app

Answer 2

1.You didn't assign any value to the variables
2.You wrote & & instead of &&
3.You wrote = (asignment) instead of ==

Answer 3

The answer's Sreejith is a good correction! 🙂

Answer 4

thank you very much 😊