#include<bits/stdc++.h>
using namespace std;
int main(){
string str;
while(getline(cin,str)){
cout<<count_if(str.begin(), str.end(),[](char c){
return isupper(c);
});
cout<<endl;
}
}
#include<bits/stdc++.h>
using namespace std;
int main(){
string str;
while(getline(cin,str)){
cout<<count_if(str.begin(), str.end(),[](char c){
return isupper(c);
});
cout<<endl;
}
}