Convert decimal to binary c++

Convert binary to decimal c++ stl

string bin_string = "10101010";
int number =0;
number = stoi(bin_string, 0, 2);
// number = 170

- Convert decimal to binary string using std::bitset
int n = 10000;
string s = bitset<32>(n).to_string(); // 32 is size of n (int)

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