Modify Project #5 by replacing all arrays by one array of structures. You will u
ID: 3824904 • Letter: M
Question
Modify Project #5 by replacing all arrays by one array of structures. You will use nested structures. Array should be passed to functions through Parameters/arguments.
Project 5 code
#include <iostream>
#include <fstream>
#include <iomanip>
using namespace std;
//Define Arrays
string nonNumeric[3][9];
int numeric[3][2];
double numeric2[3][3][6];
char letterGrade[3][3];
int students;
//Define Floating point variables.
const double A_Score = 90;
const double B_Score = 80;
const double C_Score = 70;
const double D_Score = 60;
//open files.
ifstream file;
ofstream fout;
int inputData();
void outputData();
void validateData(string);
void validateData(int);
void letGrade(double);
void writetoFile();
void letGrade(double numeric2[3][3][6])
{
for(int j = 0; j < 3; j++)
{
//loop for courses
for(int k = 0; k < 3; k++)
{
getline(file, nonNumeric[j][6+k]);
if(nonNumeric[j][6].length() > 11)
{
fout << "Course number was too long, skipping to next class!" << endl;
continue;
}
numeric2[j][k][5] = 0;
double percent = .1;
//loop five tests
for(int l = 0; l < 5; l++)
{
file >> numeric2[j][k][l];
if(numeric2[j][k][l] < 1.00 || numeric2[j][k][l] > 100.00)
{
fout << "Test score was not in valid range" << endl;
break;
}
file.ignore();
//calculate grade
numeric2[j][k][5] = numeric2[j][k][5] + (numeric2[j][k][l] * percent);
percent += .05;
}
if(numeric2[j][k][5] >= A_Score)
{
letterGrade[j][k] = 'A';
}
else if(numeric2[j][k][5] >= B_Score)
{
letterGrade[j][k] = 'B';
}
else if(numeric2[j][k][5] >= C_Score)
{
letterGrade[j][k] = 'C';
}
else if(numeric2[j][k][5] >= D_Score)
{
letterGrade[j][k] = 'D';
}
else
{
letterGrade[j][k] = 'F';
}
}
}
}
void validateData(string nonNumeric[3][9])
{
for(int j = 0; j < 3; j++)
{
//Heading for the Output File.
nonNumeric[j][0] = "Students Grade Sheet, Department of Computer Science, Texas State University";
getline(file, nonNumeric[j][1]);
//checking whether the students name is within a reasonable range.
if(nonNumeric[j][1].length() > 256)
{
fout << "Student Name was too long, skipping to next student!" << endl;
continue;
}
getline(file, nonNumeric[j][2]);
//checking whether the students address is in reasonable range.
if(nonNumeric[j][2].length() > 256)
{
fout << "Student address was too long, skipping to next student!" << endl;
continue;
}
getline(file, nonNumeric[j][3]);
if(nonNumeric[j][3].length() > 10)
{
fout << "Student ID was not in the valid range" << endl;
break;
}
getline(file, nonNumeric[j][4]);
//used 16 to allow different country telephone numbers.
//checking whether the telephone number is within a reasonable range.
if(nonNumeric[j][4].length() > 16)
{
fout << "Student telephone number was too long, skipping to next student!" << endl;
continue;
}
getline(file, nonNumeric[j][5]);
//11 is the max social number.
//checking whether the social is within a reasonable range.
if(nonNumeric[j][5].length() > 11)
{
fout << "Student social was too long, skipping to next student!" << endl;
continue;
}
}
}
void validateData(int numberic[3][2])
{
for(int j = 0; j < 3; j++)
{
file >> numeric[j][0];
//checking whether age is between 1 and 90
if(numeric[j][0] > 90 || numeric[j][0] < 1)
{
fout << "Age was not in the valid range" << endl;
break;
}
file >> numeric[j][1];
//checking whether number of years is between 1 and 90
if(numeric[j][1] > 90 || numeric[j][1] < 1)
{
fout << "Number of years at Texas state was not in the valid range" << endl;
break;
}
}
}
int inputData()
{
//reading from the input file.
file.open("Project5_input.txt");
if(!file)
{
cout << "Error in opening file: Project5_input.txt" << endl;
return -1;
}
return 0;
}
void outputData()
{
fout.open("Project5_output.txt"); //Printing to the output file
}
void writetoFile()
{
for(int i = 0; i <3; i++)
{
fout << setw(32) << nonNumeric[i][0] << endl;
fout << setw(32) << "Name of Student:" << " " << nonNumeric[i][1] << endl;
fout << setw(32) << "Student ID:" << " " << nonNumeric[i][3] << endl;
fout << setw(32) << "Age:" << " " << numeric[i][0] << endl;
fout << setw(32) << "Address:" << " " << nonNumeric[i][2] << endl;
fout << setw(32) << "Number of years at Texas State:" << " " << numeric[i][1] << endl;
fout << setw(32) << "Telephone Number:" << " " << nonNumeric[i][4] << endl;
fout << setw(32) << "Student Social Security #:" << " " << nonNumeric[i][5] << endl << endl;
for(int k = 0; k < 3; k++)
{
fout << setw(32) << "Course#:" << " " << nonNumeric[i][6+k] << endl;
for(int j = 0; j < 5; j++)
{
fout << setw(30) << "Test#" << j + 1 << ":" << " " << numeric2[i][k][j] << endl;
}
fout << fixed << setw(32) << "Numerical Grade:" << " " << numeric2[i][k][5] << endl;
fout << setw(32) << "Letter Grade:" << " " << letterGrade[i][k] << endl;
if(numeric2[i][k][5] >= A_Score)
{
fout << setw(32) << "Commend Note:" << " " << "Congratulations! You have an A!" << endl;
}
else if(numeric2[i][k][5] < D_Score)
{
fout << setw(32) << "Warning Note:" << " " << "You Should Study! You are below a 70 grade average!" << endl;
}
fout << endl << endl;
}
}
file.close();
fout.close();
}
int main()
{
//get number of students
cout << "Enter the number of Students: ";
cin >> students;
//loop for student information
while(students >= 6 || students <= 0)
{
cout << "Incorrect range of students, please enter a number between 1 - 5" << endl;
cin >> students;
}
inputData();
outputData();
validateData(nonNumeric);
validateData(numeric);
letGrade(numeric2);
writetoFile();
return 0;
}
Explanation / Answer
Modified code, made bold to eady identification
Convert.ToDouble(TextBox8.Text.ToString());
#include <iostream>
#include <fstream>
#include <iomanip>
using namespace std;
//defining structure with having arrays
struct StuentArrayData {
//Define Arrays
string nonNumeric[3][9];
int numeric[3][2];
double numeric2[3][3][6];
char letterGrade[3][3];
} data;
int students;
//Define Floating point variables.
const double A_Score = 90;
const double B_Score = 80;
const double C_Score = 70;
const double D_Score = 60;
//open files.
ifstream file;
ofstream fout;
int inputData();
void outputData();
void validateData(string);
void validateData(int);
void letGrade(StuentArrayData stuData);
void writetoFile(StuentArrayData stuData);
void letGrade(StuentArrayData stuData)
{
for(int j = 0; j < 3; j++)
{
//loop for courses
for(int k = 0; k < 3; k++)
{
getline(file, stuData.nonNumeric[j][6+k]);
if(stuData.(nonNumeric[j][6].length() > 11)
{
fout << "Course number was too long, skipping to next class!" << endl;
continue;
}
stuData.numeric2[j][k][5] = 0;
double percent = .1;
//loop five tests
for(int l = 0; l < 5; l++)
{
file >> stuData.numeric2[j][k][l];
if(stuData.numeric2[j][k][l] < 1.00 || stuData.numeric2[j][k][l] > 100.00)
{
fout << "Test score was not in valid range" << endl;
break;
}
file.ignore();
//calculate grade
stuData.numeric2[j][k][5] = stuData.numeric2[j][k][5] + (stuData.numeric2[j][k][l] * percent);
percent += .05;
}
if(stuData.numeric2[j][k][5] >= A_Score)
{
letterGrade[j][k] = 'A';
}
else if(stuData.numeric2[j][k][5] >= B_Score)
{
stuData.letterGrade[j][k] = 'B';
}
else if(stuData.numeric2[j][k][5] >= C_Score)
{
stuData.letterGrade[j][k] = 'C';
}
else if(stuData.numeric2[j][k][5] >= D_Score)
{
stuData.letterGrade[j][k] = 'D';
}
else
{
stuData.letterGrade[j][k] = 'F';
}
}
}
}
void validateData(string nonNumeric[3][9])
{
for(int j = 0; j < 3; j++)
{
//Heading for the Output File.
nonNumeric[j][0] = "Students Grade Sheet, Department of Computer Science, Texas State University";
getline(file, nonNumeric[j][1]);
//checking whether the students name is within a reasonable range.
if(nonNumeric[j][1].length() > 256)
{
fout << "Student Name was too long, skipping to next student!" << endl;
continue;
}
getline(file, nonNumeric[j][2]);
//checking whether the students address is in reasonable range.
if(nonNumeric[j][2].length() > 256)
{
fout << "Student address was too long, skipping to next student!" << endl;
continue;
}
getline(file, nonNumeric[j][3]);
if(nonNumeric[j][3].length() > 10)
{
fout << "Student ID was not in the valid range" << endl;
break;
}
getline(file, nonNumeric[j][4]);
//used 16 to allow different country telephone numbers.
//checking whether the telephone number is within a reasonable range.
if(nonNumeric[j][4].length() > 16)
{
fout << "Student telephone number was too long, skipping to next student!" << endl;
continue;
}
getline(file, nonNumeric[j][5]);
//11 is the max social number.
//checking whether the social is within a reasonable range.
if(nonNumeric[j][5].length() > 11)
{
fout << "Student social was too long, skipping to next student!" << endl;
continue;
}
}
}
void validateData(int numberic[3][2])
{
for(int j = 0; j < 3; j++)
{
file >> numeric[j][0];
//checking whether age is between 1 and 90
if(numeric[j][0] > 90 || numeric[j][0] < 1)
{
fout << "Age was not in the valid range" << endl;
break;
}
file >> numeric[j][1];
//checking whether number of years is between 1 and 90
if(numeric[j][1] > 90 || numeric[j][1] < 1)
{
fout << "Number of years at Texas state was not in the valid range" << endl;
break;
}
}
}
int inputData()
{
//reading from the input file.
file.open("Project5_input.txt");
if(!file)
{
cout << "Error in opening file: Project5_input.txt" << endl;
return -1;
}
return 0;
}
void outputData()
{
fout.open("Project5_output.txt"); //Printing to the output file
}
void writetoFile(StuentArrayData stuData)
{
for(int i = 0; i <3; i++)
{
fout << setw(32) << stuData.nonNumeric[i][0] << endl;
fout << setw(32) << "Name of Student:" << " " << stuData.nonNumeric[i][1] << endl;
fout << setw(32) << "Student ID:" << " " << stuData.nonNumeric[i][3] << endl;
fout << setw(32) << "Age:" << " " << stuData.numeric[i][0] << endl;
fout << setw(32) << "Address:" << " " << stuData.nonNumeric[i][2] << endl;
fout << setw(32) << "Number of years at Texas State:" << " " << stuData.numeric[i][1] << endl;
fout << setw(32) << "Telephone Number:" << " " << stuData.nonNumeric[i][4] << endl;
fout << setw(32) << "Student Social Security #:" << " " << stuData.stuData.nonNumeric[i][5] << endl << endl;
for(int k = 0; k < 3; k++)
{
fout << setw(32) << "Course#:" << " " << stuData.nonNumeric[i][6+k] << endl;
for(int j = 0; j < 5; j++)
{
fout << setw(30) << "Test#" << j + 1 << ":" << " " << stuData.numeric2[i][k][j] << endl;
}
fout << fixed << setw(32) << "Numerical Grade:" << " " << stuData.numeric2[i][k][5] << endl;
fout << setw(32) << "Letter Grade:" << " " << stuData.letterGrade[i][k] << endl;
if(stuData.numeric2[i][k][5] >= A_Score)
{
fout << setw(32) << "Commend Note:" << " " << "Congratulations! You have an A!" << endl;
}
else if(stuData.numeric2[i][k][5] < D_Score)
{
fout << setw(32) << "Warning Note:" << " " << "You Should Study! You are below a 70 grade average!" << endl;
}
fout << endl << endl;
}
}
file.close();
fout.close();
}
int main()
{
//get number of students
cout << "Enter the number of Students: ";
cin >> students;
//loop for student information
while(students >= 6 || students <= 0)
{
cout << "Incorrect range of students, please enter a number between 1 - 5" << endl;
cin >> students;
}
inputData();
outputData();
validateData(data.nonNumeric);
validateData(data.numeric);
letGrade(data);
writetoFile(data);
return 0;
}
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