BinaryGap, C++ - Find longest sequence of zeros in binary representation of an integer., C++ (clang)

BinaryGap, C++ - Find longest sequence of zeros in binary representation of an integer.

#include <iostream>
#include <cmath>
#include <bitset>

int binaryGap(int num);

int main() {
    unsigned long long theNumber = 85;
   
    std::cout<<"Number: "<<theNumber<<"\n";
    
    int bGap = binaryGap(theNumber);
    std::cout<<"Gap Higher: "<<bGap;
    
    return 0;
}

int binaryGap(int num) {
    int gapCurrently = 0;
    int gapHigher = 0;
    
    std::string binary = std::bitset<64>(num).to_string().substr(std::bitset<64>(num).to_string().find("1")); //to binary
    size_t theZeros = std::count(binary.begin(), binary.end(), '0');

for(int count=0;count<binary.length();count++)
    {
        if (binary[count] == '0')
        {
            gapCurrently += 1;
        } 
        else
        {
            if (gapCurrently > gapHigher)                
               gapHigher = gapCurrently;

gapCurrently = 0;
        }

if (gapCurrently > gapHigher)                
            gapHigher = gapCurrently;

}
    
    std::cout<<"Binary: "<<binary<<"\n";
    std::cout<<"Sequence of zeros: "<<theZeros<<"\n";
    
    return gapHigher;
}


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