[STL] bitset

*[STL] bitset

 

- 문자를 2진수로 바꿔주는 함수.

- 템플릿

template <size_t N> class bitset;

 

- 자세한 내용 : http://www.cplusplus.com/reference/bitset/bitset/?kw=bitset

 

[예제 코드]

 

#include <iostream>
#include <bitset>
 
using namespace std;
 
int main()
{
    char a = 2;
    int b = 16;
    double c = 64;
    
    // bitset<size>(variable) => size : 자릿수, variable : 변수 
    cout << "a = " << bitset<8>(a) << endl;  // 00000010                                                      
    cout << "b = " << bitset<32>(a) << endl; // 00000000000000000000000000010000
    cout << "c = " << bitset<64>(a) << endl; // 0000000000000000000000000000000000000000000000000000000001000000               
 
    return 0;
}