#include <bits/stdc++.h>
int main() {
  srand(1598743157);
  int v[4];
  for (int i = 0; i < 4; i++) scanf("%d", &v[i]);
  while (v[0] != 1 || v[1] != 1 || v[2] != 1 || v[3] != 1) {
    bool ok = true;
    bool was = false;
    while (ok) {
      ok = false;
      for (int i = 0; i < 4; i++)
        if (v[i] % 2 == 0 && v[(i + 1) % 4] % 2 == 0) {
          printf("/%d\n", i + 1);
          v[i] /= 2;
          v[(i + 1) % 4] /= 2;
          ok = true;
          was = true;
        }
    }
    if (was) continue;
    int i = rand() % 4;
    printf("+%d\n", i + 1);
    v[i]++;
    v[(i + 1) % 4]++;
  }
  return 0;
}
