text: /*
  "An anomaly, I'm Muhammad Ali
    Cause I know one day I'm gonna be the"
                  - Greatest, Eminem
  */
  #pragma GCC optimize ("O3")
  #pragma GCC target ("sse4")
  #include<bits/stdc++.h>
  #include<ext/pb_ds/assoc_container.hpp>
  #include<ext/pb_ds/tree_policy.hpp>
  using namespace std;
  using namespace __gnu_pbds;
  typedef long long int ll;
  #define ff first
  #define Shazam ios_base::sync_with_stdio(false);   cin.tie(NULL); cout.tie(NULL);
  #define ss second
  #define all(c) c.begin(),c.end()
  #define endl "\n"
  #define test() int t; cin>>t; while(t--)
  #define fl(i,a,b) for(int i = a ; i <b ;i++)
  #define get(a) fl(i,0,a.size())  cin>>a[i];
  #define pra(a) fl(i,0,a.size()) cout<<a[i]<<" ";	cout<<endl;
  #define pr(a,n) fl(i,0,n) cout<<a[i]<<" ";	cout<<endl;
  typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> ordered_set;
  const ll INF = 2e18;
  const int inf = 2e9;
  const int mod1 = 1e9 + 7;
  
  
  
  int main(){
      Shazam;
      string s;
      while(cin >> s);
      cout << s.size() << endl;
      return 0;
  }