第15课：进制与字符串2

bitset<100>b;
cin>>b;	
int x=b.to_ulong();  // 二进制b转换为整数x 
cout<<x;

int x=stoi(s);   

string s;
cin >> s;
string t;
for (int i = 0; i <= s.size() - 1; i++) {
    if (s[i] >= '0' && s[i] <= '9')
        t = t + s[i];
}
int x = stoi(t);
cout << x + 1;