ten /= to;
}
reverse(ans.begin(), ans.end());
return ans;
}
int main() {
//测试2,8,10,16...进制相互转换
cout 2) << "\n";
cout 2) << "\n";
cout...2) << "\n";
cout << "\n";
cout 2, 8) << "\n...n";
cout << trans("a6b8c9def", 16, 8) << "\n";
cout << "\n";
cout 2,...cout << trans("fe60a6b8c", 16, 10) << "\n";
cout << "\n";
cout 2,