40 lines
712 B
C++
40 lines
712 B
C++
/*
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Nome: Mario
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Cognome: Montanari
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Classe: 3AIN
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Data: 08/03/2025
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*/
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#include <iostream>
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#include <cctype>
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#define SIZE 100+1
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using namespace std;
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void encryptRot13Cipher(char *str);
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int main(void) {
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char str[SIZE]; //ABCDEFGHIJKLMNOPQRSTUVWXYZ
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cout << "Inserisci una frase: ";
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cin.getline(str, SIZE);
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encryptRot13Cipher(str);
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return 0;
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}
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void encryptRot13Cipher(char *str) {
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for (int i = 0; str[i] != '\0'; i++) {
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if (isalpha(str[i])) {
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if (isupper(str[i])) {
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str[i] = ((str[i] - 'A' + 13) % 26) + 'A';
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} else if (islower(str[i])) {
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str[i] = ((str[i] - 'a' + 13) % 26) + 'a';
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}
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}
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}
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cout << "Frase codificata: " << str << endl;
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} |