#include<iostream> #include<string> #include<cctype> using namespace std; int main() { string s; getline(cin,s); int letter=0,space=0,digit=0,other=0; int t=s.size(); for (int i=0; i<t; i++) if (isalpha(s[i])) letter++; else if (isdigit(s[i])) digit++; else if (s[i]==' ') space++; else other++; cout<<letter<<" "<<digit<<" "<<space<<" "<<other<<endl; return 0; } /************************************************************** Problem: 2019 User: admin Language: C++ Result: Accepted Time:8 ms Memory:2076 kb ****************************************************************/