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CST 116
Austin Guertin
9a 10.5 pg 247 #1
1.
#include <iostream>
#include <string>
using namespace std;
int main()
{
int scores[10];
char grades[10];
cout << "Enter numeric grades separated by spaces:";
for (int i = 0; i < 10; i++)
{
cin >> scores[i];
}
for (int i = 0; i < 10; i++)
{
if (scores[i] >= 92)
grades[i] = 'A';
else if (scores[i] >= 84)
grades[i] = 'B';
else if (scores[i] >= 75)
grades[i] = 'C';
else if (scores[i] >= 65)
grades[i] = 'D';
else
grades[i] = 'F';
}
double avg = 0;
int aCount = 0;
int bCount = 0;
int cCount = 0;
int dCount = 0;
int fCount = 0;
for (int i = 0; i < 10; i++)
{
avg += scores[i];
if (grades[i] == 'A')
aCount++;
else if (grades[i] == 'B')
bCount++;
else if (grades[i] == 'C')
cCount++;
else if (grades[i] == 'D')
dCount++;
else
fCount++;
}
avg = avg / 10;
for (int i = 0; i < 10; i++)
{
cout << "Score " << (i + 1) << ": " << scores[i] << ", and the grade is a(n) " << grades[i] << endl;
}
cout << "\nAverage of all the scores is: " << avg << " \n\n";
cout << "\nNumber of A's is/are: " << aCount << " \n";
cout << "\nNumber of B's is/are: " << bCount << " \n";
cout << "\nNumber of C's is/are: " << cCount << " \n";
cout << "\nNumber of D's is/are: " << dCount << " \n";
cout << "\nNumber of F's is/are: " << fCount << " \n\n";
}
9b 10.6 pg 253 #1
1.
Voids.h
#ifndef VOIDS_H
#define VOIDS_H
void GetInput(int scores[]);
void CalculateLetterGrade(int scores[], char grades[]);
void CalculateAverageAndLetterCount(double& avg, int scores[], char grades[], int& aCount, int& bCount, int& cCount, int& dCount, int& fCount);
void DisplayInformation(double& avg, int scores[], char grades[], int& aCount, int& bCount, int& cCount, int& dCount, int& fCount);
#endif
Functions.cpp
#include "Voids.h"
#include <iostream>
using namespace::std;
void GetInput(int scores[])
{
cout << "Enter numeric grades separated by spaces:";
for (int i = 0; i < 10; i++)
{
cin >> scores[i];
}
}
void CalculateLetterGrade(int scores[], char grades[])
{
for (int i = 0; i < 10; i++)
{
if (scores[i] >= 92)
grades[i] = 'A';
else if (scores[i] >= 84)
grades[i] = 'B';
else if (scores[i] >= 75)
grades[i] = 'C';
else if (scores[i] >= 65)
grades[i] = 'D';
else
grades[i] = 'F';
}
}
void CalculateAverageAndLetterCount(double& avg, int scores[], char grades[], int& aCount, int& bCount, int& cCount, int& dCount, int& fCount)
{
for (int i = 0; i < 10; i++)
{
avg += scores[i];
if (grades[i] == 'A')
aCount++;
else if (grades[i] == 'B')
bCount++;
else if (grades[i] == 'C')
cCount++;
else if (grades[i] == 'D')
dCount++;
else
fCount++;
}
avg = avg / 10;
}
void DisplayInformation(double& avg, int scores[], char grades[], int& aCount, int& bCount, int& cCount, int& dCount, int& fCount)
{
for (int i = 0; i < 10; i++)
{
cout << "Score " << (i + 1) << ": " << scores[i] << ", and the grade is a(n) " << grades[i] << endl;
}
cout << "\nAverage of all the scores is: " << avg << " \n\n";
cout << "\nNumber of A's is/are: " << aCount << " \n";
cout << "\nNumber of B's is/are: " << bCount << " \n";
cout << "\nNumber of C's is/are: " << cCount << " \n";
cout << "\nNumber of D's is/are: " << dCount << " \n";
cout << "\nNumber of F's is/are: " << fCount << " \n\n";
}
Main 9b 10.6 pg 253 number 1
#include "Voids.h"
int main()
{
int scores[10];
char grades[10];
double avg = 0;
int aCount = 0;
int bCount = 0;
int cCount = 0;
int dCount = 0;
int fCount = 0;
GetInput(scores);
CalculateLetterGrade(scores, grades);
CalculateAverageAndLetterCount(avg, scores, grades, aCount, bCount, cCount, dCount, fCount);
DisplayInformation(avg, scores, grades, aCount, bCount, cCount, dCount, fCount);
}
10a 10.7 pg 260 #2
2.
10b 10.8 pg 273 #7
7.
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