VSC++=》 美丽字符串()

缘由https://bbs.csdn.net/topics/396428505

void 美丽字符串()
{
	string zf = ""; int j = 0, b = 0, sl[47]{}, wi = 0;
	cin >> zf; zf += "0";// zf.push_back('0');
	while (zf[j] != '0')if (zf[b] == zf[j])++sl[b], b = 0, ++j; else ++b;
	//if ((wi = zf.find(zf[j++])) != string::npos)++sl[wi]; 
	j = 0;
	while (sl[j])if (sl[j++] % 2){ cout << "No"; return; }
	cout << "Yes";
}