X35210

#include <iostream>
using namespace std;


//It DOES NOT convert to the proper base3 number,
//it converts it to the reverse base3 number, such as:
//2077 = 2211221 (Correct)
//2077 = 1221122 (Reversed version)

int base_3(int n) {

  int z = n%3 + 1;
  int aux = z;
  n = n/3;
  while (n != 0) {

    z = n%3 + 1;
    aux = 10*aux + z;
    n = n/3;
  }
  return aux;
}

int main() {

  int n;
  while (cin >> n) {

    if (n < 0) {          //Add ":" at the beginning if its negative.
      n = -1*n;
      cout << ':';
    }

    n = base_3(n);        //Convert "n" to base 3

    while (n != 0) {

      if (n%10 == 1) cout << "-";               //Prints the correct symbol
      else if (n%10 == 2) cout << "+";          //for each value
      else if (n%10 == 3) cout << "*";
      n = n/10;
    }
    cout << endl;

  }
}