/* Nome: Mario Cognome: Montanari dupDigit */ #include #include #include #define SIZE 100+1 using namespace std; char *dupDigit(char *const str); int main(void) { char str[SIZE] = "H3ll0 W0rld! 2025"; cout << "Before: " << str << endl; dupDigit(str); cout << "After: " << str << endl; return 0; } // Con puntatori char *dupDigit(char *const str) { for (char *r = str; *r != '\0'; r++) { if (isdigit(*r)) { memmove(r + 1, r, strlen(r) + 1); r = r + 1; } } return str; } /* Senza puntatori char *dupDigit(char *const str) { for (int i = 0; str[i] != '\0'; i++) { if (isdigit(str[i])) { memmove(&str[i + 1], &str[i], strlen(&str[i]) + 1); i = i + 1; } } return str; } */