#include <bits/stdc++.h> using namespace std; int main() { char c; c = getchar(); int Letters = 0,Digits = 0,Others = 0; while(c != '?') { if((c >= 'a' && c <= 'z')||(c >= 'A' && c <= 'Z')) Letters++; else if(c >= '0' && c <= '9') Digits++; else Others++; c = getchar(); } printf("Letters=%d\n",Letters); printf("Digits=%d\n",Digits); printf("Others=%d",Others); return 0; }