//将int转为十六进制字符串
string intToHex(int num) {
	stringstream stream;
	stream << hex << num;
	return stream.str();
}

//使用方法
int cutTimes=5303;
string hex = intToHex(cutTimes); //"14B7"

int num=50;
string hex=inToHex(num);//"32"