#include <bits/stdc++.h>

#define EPS 1e-6
#define MOD 1000000007
#define inf 0x3f3f3f3f
#define llinf 0x3f3f3f3f3f3f3f3f

#define fi first
#define se second
#define pb push_back
#define ende '\n'

#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define mset(x, y) memset(&x, (y), sizeof(x))

using namespace std; 

using ll = long long;
using ii = pair<int,int>;

int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);

  int n; n = 3;
  vector<ii> v;
  v.pb(ii(0, -1));
  v.pb(ii(600, 2));
  for (int i = 0; i < n; ++i) {
    int x; cin >> x;
    v.pb(ii(x, 0));
    v.pb(ii(x+200, 1));
  }

  int curr = 0, ans = 0;
  bool count = false;
  sort(all(v));
  for (int i = 0; i < v.size(); ++i) {
    if (v[i].se == 0)
      curr++;
    else if (v[i].se == 1)
      curr--;

    if (count) {
      ans += v[i].fi - v[i-1].fi;
      count = false;
    }

    if (curr == 0)
      count = true;
  }

  cout << ans * 100 << ende;
  return 0;
}