#include <bits/stdc++.h>
using namespace std;
signed main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  string s;
  cin >> s;
  long long n = s.size();
  long long two = -1, five = -1, seven = -1, zero1 = -1, zero2 = -1;
  for (long long i = 0; i < n; ++i) {
    if (s[i] == '2') {
      two = i;
    } else if (s[i] == '5') {
      five = i;
    } else if (s[i] == '7') {
      seven = i;
    } else if (s[i] == '0') {
      if (zero1 == -1) {
        zero1 = i;
      } else {
        zero2 = zero1;
        zero1 = i;
      }
    }
  }
  long long ans = 1e9;
  if (two != -1 && five != -1) {
    string temp = s;
    long long cur = 0;
    for (long long i = five + 1; i < n; ++i) {
      swap(s[i - 1], s[i]);
      cur++;
    }
    for (long long i = 0; i < n - 1; ++i) {
      if (s[i] == '2') {
        two = i;
      }
    }
    for (long long i = two + 1; i < n - 1; ++i) {
      swap(s[i - 1], s[i]);
      cur++;
    }
    if (s[0] == '0') {
      for (long long i = 1; i < n; ++i) {
        if (s[i] != '0') {
          for (long long j = i; j > 0; --j) {
            swap(s[j], s[j - 1]);
            cur++;
          }
          break;
        }
      }
    }
    if (s[0] != '0' && s[n - 2] == '2' && s[n - 1] == '5') ans = min(ans, cur);
    s = temp;
  }
  if (seven != -1 && five != -1) {
    string temp = s;
    long long cur = 0;
    for (long long i = five + 1; i < n; ++i) {
      swap(s[i - 1], s[i]);
      cur++;
    }
    for (long long i = 0; i < n - 1; ++i) {
      if (s[i] == '7') {
        seven = i;
      }
    }
    for (long long i = seven + 1; i < n - 1; ++i) {
      swap(s[i - 1], s[i]);
      cur++;
    }
    if (s[0] == '0') {
      for (long long i = 1; i < n - 2; ++i) {
        if (s[i] != '0') {
          for (long long j = i; j > 0; --j) {
            swap(s[j], s[j - 1]);
            cur++;
          }
          break;
        }
      }
    }
    if (s[0] != '0' && s[n - 2] == '7' && s[n - 1] == '5') ans = min(ans, cur);
    s = temp;
  }
  if (five != -1 && zero1 != -1) {
    string temp = s;
    long long cur = 0;
    for (long long i = zero1 + 1; i < n; ++i) {
      swap(s[i - 1], s[i]);
      cur++;
    }
    for (long long i = 0; i < n - 1; ++i) {
      if (s[i] == '5') {
        five = i;
      }
    }
    for (long long i = five + 1; i < n - 1; ++i) {
      swap(s[i - 1], s[i]);
      cur++;
    }
    if (s[0] == '0') {
      for (long long i = 1; i < n - 2; ++i) {
        if (s[i] != '0') {
          for (long long j = i; j > 0; --j) {
            swap(s[j], s[j - 1]);
            cur++;
          }
          break;
        }
      }
    }
    if (s[0] != '0' && s[n - 2] == '5' && s[n - 1] == '0') ans = min(ans, cur);
    s = temp;
  }
  if (zero2 != -1 && zero1 != -1) {
    string temp = s;
    long long cur = 0;
    for (long long i = zero1 + 1; i < n; ++i) {
      swap(s[i - 1], s[i]);
      cur++;
    }
    for (long long i = 0; i < n - 1; ++i) {
      if (s[i] == '0') {
        zero2 = i;
      }
    }
    for (long long i = zero2 + 1; i < n - 1; ++i) {
      swap(s[i - 1], s[i]);
      cur++;
    }
    if (s[0] == '0') {
      for (long long i = 1; i < n - 2; ++i) {
        if (s[i] != '0') {
          for (long long j = i; j > 0; --j) {
            swap(s[j], s[j - 1]);
            cur++;
          }
          break;
        }
      }
    }
    if (s[0] != '0' && s[n - 2] == '0' && s[n - 1] == '0') ans = min(ans, cur);
    s = temp;
  }
  if (ans == 1e9) ans = -1;
  cout << ans;
  return 0;
}
