C++ :

#include<bits/stdc++.h>
using namespace std;
string s;
int d,x,num;
int main()
{
	cin>>s;
	for(int i=0;i<s.size();i++)
	{
		if(s[i]>='A' && s[i]<='Z') d++;
		if(s[i]>='a' && s[i]<='z') x++;	
		if(s[i]>='0' && s[i]<='9') num++;				
	}
	cout<<d<<" "<<x<<" "<<num;
	return 0;
}