Bitset Operators, C++ (gcc)

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//bitset operators

/*
    
    'A ^ B' is true iff at least one is true but NOT both A and B are true.
    'A | B' is true iff at least one is true or both A and B are true.
    'A & B' is true iff both 'A' and 'B' are true.
    
*/
#include <iostream>
#include <bitset>
#include <string>

using namespace std;

int main()
{
    string sb1 = "00001011";
    string sb2 = "00001010";
    bitset<8>b1(sb1);
    bitset<8>b2(sb2);
    bitset<8>b2a;
    bitset<8>nb1(~b1);
    
    cout << "\nLogical And \'&\' Operator\n\n";
    
    b2a = b2;
    cout << "b2:\t\t" << b2a << "\n";
    cout << "b1:\t\t" << b1 << "\n";
    b2a &= b1;
    cout << "b2 &= b1:\t" << b2a << "\n\n";
    
    b2a = b2; // reset b2a
    cout << "b2:\t\t" << b2a << "\n";
    cout << "~b1:\t\t" << nb1 << "\n";
    b2a &= nb1;
    cout << "b2 &= ~b1:\t" << b2a << "\n\n";
    
    cout << "Logical OR \'|\' Operator\n\n";

b2a = b2;
    cout << "b1:\t\t" << b1 << "\n";
    cout << "b2:\t\t" << b2a << "\n";
    b2a |= b1;
    cout << "b2 |= b1:\t" << b2a << "\n\n";
    
    b2a = b2; 
    cout << "b2:\t\t" << b2a << "\n";
    cout << "~b1:\t\t" << nb1 << "\n";
    b2a |= nb1;
    cout << "b2 |= ~b1:\t" << b2a << "\n\n";

cout << "Logical XOR \'^\' Operator\n\n";

b2a = b2;
    cout << "b1:\t\t" << b1 << "\n";
    cout << "b2:\t\t" << b2a << "\n";
    b2a ^= b1;
    cout << "b2 ^= b1:\t" << b2a << "\n\n";
    
    b2a = b2; 
    cout << "b2:\t\t" << b2a << "\n";
    cout << "~b1:\t\t" << nb1 << "\n";
    b2a ^= nb1;
    cout << "b2 ^= ~b1:\t" << b2a << "\n\n";
    
       
}

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Compilation time: 0.52 sec, absolute running time: 0.04 sec, cpu time: 0 sec, memory peak: 3 Mb, absolute service time: 0.57 sec