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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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