C++ 二进制转十进制代码示例

#include \u003c\u003ccmath\u003e\u003cusing namespace std;\n\nint main() {\n int n;\n cin >> n;\n string binary;\n cin >> binary;\n \n int decimal = 0;\n for(int i = n-1; i >= 0; i--) {\n if(binary[i] == '1') {\n decimal += pow(2, n-i-1);\n }\n }\n \n cout << decimal << endl;\n \n return 0;\n}