@@ -0,0 +1,17 @@
+#include<bits/stdc++.h>
+using namespace std;
+
+int main(){
+ string s;
+ while(getline(cin, s)){
+ int a = 0, b = 0, c = 0, d = 0;
+ for(int i = 0; i < s.size(); i++){
+ if(isalpha(s[i]))a++;
+ else if(isspace(s[i]))b++;
+ else if(isdigit(s[i]))c++;
+ else d++;
+ }
+ cout << a << " " << c << " " << b << " " << d << endl;
+ return 0;
+}
