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#include <iostream> #include <ctype.h> using namespace std; int main() { char niza[20]; int cnt = 0; while(cin.getline(niza, 20)) { if(niza[0] == '\0') { break; } bool ok = true; for(int i = 0; i < strlen(niza); i++) { if(isalpha(niza[i])) { niza[i] = toupper(niza[i]); } if(isalnum(niza[i])) { if(isalpha(niza[i])) { if(!(niza[i] >= 'A' && niza[i] <= 'F')) { ok = false; } } } else { ok = false; } } if(ok) { cout << niza << endl; cnt++; } } cout << "Total: " << cnt << endl; return 0; }
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