srm 150 div2 mid InterestingDigits

#include <sstream>
#include <string>
#include <vector>
#include <map>
#include <algorithm>
#include <iostream>
#include <utility>
#include <set>
#include <cctype>
#include <queue>
#include <stack>
#include <cstdio>
#include <cstdlib>
#include <cmath>
using namespace std;
class InterestingDigits{
public:
  vector <int> digits(int base){
    vector<int> ret(0);
    for(int i = 2; i < base; i++){
      if((base - 1) % i == 0){
	ret.push_back(i);
      }
    }
    return ret;
  }


};