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cypher_app.cpp
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cypher_app.cpp
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#include <iostream>
#include <string>
using namespace std;
int main(){
// cypher app that encryp a string using a key
string alphabet {"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUWXYZ"};
string key {"1234567890qwertyuiopasdfghjklñzxcvbnmQWERTYUIOPASD"};
string string_input {};
string new_string {};
cout << "introduce el string a cypherear" << endl ;
getline(cin, string_input);
for (char c : string_input)
{
int pos = alphabet.find(c);
char cyphered_char;
if (pos == string::npos)
{
cyphered_char = c;
}
else
{
cyphered_char = key[pos];
}
new_string.push_back(cyphered_char);
}
cout << "string cifrado" << endl;
cout << new_string << endl;
string original_string {};
for (char c : new_string)
{
int pos = key.find(c);
char decyphered_char = alphabet[pos];
original_string.push_back(decyphered_char);
}
cout << "string descifrado" << endl;
cout << original_string << endl;
}