/* c++14 */
#include <iostream>
#include <string> /* c++11 */
#include <vector>
#include <algorithm> /* copy_if */
#include <iterator>
using namespace std;
int main(){
string dizi = to_string(70895);
vector<char> v(dizi.begin(), dizi.end());
cout << "input: " << dizi << endl << "output: ";
copy_if(cbegin(v), cend(v), ostream_iterator<char>(cout),
[](char x) { return x != '5' & x != '0' ; });
}