C++ prog //Fill in the code in bold and then run the program several times with

Question

C++ prog

//Fill in the code in bold and then run the program several times with both valid and invalid passwords.

// This program tests a password for the American Equities
// web page to see if the format is correct

#include <iostream>
#include <cctype>
#include <cstring>

using namespace std;

//function prototypes

bool testPassWord(char[]);
int countLetters(char*);
int countDigits(char*);

int main()
{
char passWord[20];

cout << "Enter a password consisting of exactly 5 "
   << "letters and 3 digits:" << endl;
cin.getline(passWord,20);

if (testPassWord(passWord))
  cout << "Please wait - your password is being verified" << endl;
else
{
  cout << "Invalid password. Please enter a password "
       << "with exactly 5 letters and 3 digits" << endl;
     cout << "For example, my37RuN9 is valid" << endl;
}

// FILL IN THE CODE THAT WILL CALL countLetters and
// countDigits and will print to the screen both the number of
// letters and digits contained in the password.

return 0;
}

//**************************************************************
//                       testPassWord
//
// task:   determines if the word contained in the
//        character array passed to it, contains
//     exactly 5 letters and 3 digits.
// data in:   a word contained in a character array
// data returned:   true if the word contains 5 letters & 3
//     digits, false otherwise
//
//**************************************************************
bool testPassWord(char custPass[])
{
int numLetters, numDigits, length;

length = strlen(custPass);
    numLetters = countLetters(custPass);
numDigits = countDigits(custPass);
if (numLetters == 5 && numDigits == 3 && length == 8 )
  return true;
else
  return false;
}

// the next 2 functions are from Sample Program 10.5
//**************************************************************
//                       countLetters
//
// task:   counts the number of letters (both
//                  capital and lower case in the string
// data in:   a string
// data returned:   the number of letters in the string
//
//**************************************************************
int countLetters(char *strPtr)
{
int occurs = 0;

while(*strPtr != '')      

{
  if (isalpha(*strPtr))
   occurs++;
  strPtr++;
}

return occurs;
}

//**************************************************************
//                       countDigits
//
// task:   counts the number of digitts in the string
// data in:   a string
// data returned:   the number of digits in the string
//
//**************************************************************
int countDigits(char *strPtr) // this function counts the
                               // number of digits
{
int occurs = 0;

while(*strPtr != '')
{
  if (isdigit(*strPtr)) // isdigit determines if
                      // the character is a digit
   occurs++;
  strPtr++;
}

return occurs;
}

Explanation / Answer

please rate - thanks

// This program tests a password for the American Equities
// web page to see if the format is correct

#include <iostream>
#include <cctype>
#include <cstring>

using namespace std;

//function prototypes

bool testPassWord(char[]);
int countLetters(char*);
int countDigits(char*);

int main()
{
char passWord[20];

cout << "Enter a password consisting of exactly 5 "
   << "letters and 3 digits:" << endl;
cin.getline(passWord,20);

if (testPassWord(passWord))
cout << "Please wait - your password is being verified" << endl;
else
{
cout << "Invalid password. Please enter a password "
       << "with exactly 5 letters and 3 digits" << endl;
     cout << "For example, my37RuN9 is valid" << endl;
}


// FILL IN THE CODE THAT WILL CALL countLetters and
// countDigits and will print to the screen both the number of
// letters and digits contained in the password.
cout<<"There are "<<countDigits(passWord)<<" digits in the password ";
cout<<"There are "<<countLetters(passWord)<<" letters in the password ";

return 0;
}


//**************************************************************
//                       testPassWord
//
// task:   determines if the word contained in the
//        character array passed to it, contains
//     exactly 5 letters and 3 digits.
// data in:   a word contained in a character array
// data returned:   true if the word contains 5 letters & 3
//     digits, false otherwise
//
//**************************************************************
bool testPassWord(char custPass[])
{
int numLetters, numDigits, length;

length = strlen(custPass);
    numLetters = countLetters(custPass);
numDigits = countDigits(custPass);
if (numLetters == 5 && numDigits == 3 && length == 8 )
return true;
else
return false;
}


// the next 2 functions are from Sample Program 10.5
//**************************************************************
//                       countLetters
//
// task:   counts the number of letters (both
//                  capital and lower case in the string
// data in:   a string
// data returned:   the number of letters in the string
//
//**************************************************************
int countLetters(char *strPtr)
{
int occurs = 0;

while(*strPtr != '')     

{
if (isalpha(*strPtr))
   occurs++;
strPtr++;
}

return occurs;
}

//**************************************************************
//                       countDigits
//
// task:   counts the number of digitts in the string
// data in:   a string
// data returned:   the number of digits in the string
//
//**************************************************************
int countDigits(char *strPtr) // this function counts the
                               // number of digits
{
int occurs = 0;

while(*strPtr != '')
{
if (isdigit(*strPtr)) // isdigit determines if
                      // the character is a digit
   occurs++;
strPtr++;
}

return occurs;
}

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