C :: How To Get Average Of Program

Mar 20, 2013

Cannot divide the real output of the AVERAGE.:

Code:

#include<stdio.h>
#include<conio.h>
struct student
{
char Name[50];

[Code]....

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C/C++ :: Program Not Producing Right Average?

Sep 3, 2014

My program works fine in all areas but adding the average every loop. It gives me a weird -1.#IND as an output, and it's supposed to calculate the total mileage each time I enter new values per trip.

// Automobile Mileage.cpp : Defines the entry point for the console application.
//
//Programmer: Ryan Youngen

[Code].....

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C :: Program That Calculates Batting Average

Apr 21, 2014

I'm trying to put what i've learned into a little program that calculates batting average.

I want to store the batting averages of the players in an array and printf the best average at the end by name for example Dennis Ritchie had best batting average at .600.

I'm having trouble understanding how and what type of array to use.

Code:
int main(int argc, const char * argv[]) {
char playerName[20];
int totalPlayers, atBats, totalHits, x;
float battingAvg;

// Get total number of batters
printf("How many batters?

[Code] ....

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C :: Print Correct Normalized Value / Average And Values Above Average

Nov 14, 2013

I must write a function that has a one dimensional double array and the number of values in the array as its arguments. Normalize the values. I must also print the maximum, minimum, average and numbers of values above the average in the array.

The equation that computes the normalized value from a value x is:

Normalized x= (x-min(array))/(max(array)-min(array))

My code does not print the correct normalized value, average and values above average.

Code:
#include <stdio.h>
int findMax( double array1[], int num_elements) // This function computes the maximum value of the array
{
int i, max=-32000;
for (i=0; i<num_elements; i++)

[Code] .....

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C++ :: Average Negative / Positive Numbers And Total Average?

Nov 18, 2013

I am trying to average the negative numbers and positive number and of course the total average.

This will read in a list of n values, where n is not known ahead of time. The number of values read into the array will be saved in n.

vector<int> readList() {
std::vector<int> result;
ifstream inFile;
inFile.open("setA.txt");
for (int x; inFile >> x; ) {
result.push_back(x);

[code]....

array is a one-dimensional array of integers and n is the number of elements in that array that contain valid data values. Both of these are input parameters to the function. The function must calculate 1) the average of the n integers in array, storing the result in ave; 2) the average of the positive numbers (> 0), storing the result in avePos, and 3) the average of the negative numbers (< 0), storing the result in aveNeg.

void avgs (std::vector &array, int &ave, int &avePos, int &aveNeg) {
int sum = 0, pos_sum = 0, neg_sum = 0, pos_count = 0, neg_count = 0;
for (auto i : array) {
sum += i;
if (i > 0) { pos_sum += i; ++pos_count; }

[code]....

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C :: Flowchart - Program To Compute Average Of N Numbers

Feb 20, 2015

How can you draw a flow chart that will be used to write a program to compute Average of n numbers?

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C/C++ :: Using Program That Calculates Test Average Using While Loop?

Sep 23, 2014

I am working on a program that calculates the average of a list of test scores entered, with the list ended with a negative score (which is not calculated), as long as a user enters a name.

#include<iostream>
#include<string>
using namespace std;
int main() {
string name;
double score = 0.0; //user input score

[code]....

I have gotten the while loop to function. The problem lies in the calculation in the average of the test scores, such as when I enter the scores 87 76 90 -1 , which is supposed to give an average of 84.3 but my result when outputted is 86. what the problem is and what I can do to fix this error?

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C++ :: Program To Calculate Average Of 3 Numbers - Undeclared Identifier

Sep 22, 2013

Write a program that will calculate average of 3 numbers

#include <iostream>
int
main(){
// prototypes:
float add_and_div(float, float,
float);

[Code] .....

i get the following errors:

error C2065: 'cout' : undeclared identifier
error C2065: 'cin' : undeclared identifier
error C2065: 'cout' : undeclared identifier
error C2065: 'endl' : undeclared identifier

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C++ :: Test Scores Program With Pointers - Calculate Average?

Apr 7, 2013

I have created a program that allows for a user-defined number of test scores as input. After the user enters these scores, the program calculates the average test score. Here is my code:

#include <iostream>
#include <iomanip>
using namespace std;
// Function prototypes
double getAverage(double*, int);

[Code] .....

I am having trouble with the final part of my program. How do I pass the array of test scores to a function that calculates how many people got an A (90+) on the test? The final output should look like this:

The average of those scores is:
The number of A grades is:

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C++ :: Program That Prompts User For 10 Grades And Then Find Average

Feb 24, 2015

I need to write a program that prompts the user for 10 grades and then find the average. I have that part but I need to average to not include -1. How can I tell the program to not calculate -1 into the average.

#include <iostream>
using namespace std;
int main() {
//Declare variables
float grade[10]; // 10 array slots
int count;
float total = 0;
double average;

[code].....

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C++ :: Program That Compute Final Average Grades Of Class

Jan 28, 2013

An instructor needs you to write a program that will compute the final average grades in her class. There are 5 students in the class. Each student must take 2 exams and 4 quizzes as part of their final grade. The weight of each toward the final grade is as follows:

Exam 1 – 30%
Exam 2 – 30% Quiz 1 – 10%
Quiz 2 – 10%
Quiz 3 – 10%
Quiz 4 – 10%

You must use arrays to store each students 3 digit ID number, exam scores and quiz scores. A multi-dimensional array is mandatory. Request from the user the information needed then output all of the information as well as the final average grade for each student.

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C :: Program That Reads Alphanumeric Characters And Computes Average ASCII Value

Feb 16, 2015

Write a program that reads alphanumeric characters from the keyboard, and computes the average ascii value of the alpha numeric characters, the average alphabetical character, the average numeric character and the average uppercase character. Outputting each, you program should terminate reading once it read a non-alphanumeric character.

Here's what i have so far.

Code:
#include <stdio.h>
#include <ctype.h>
int main(void) {
int value = 'a';
int digit_loop = 0;
int alpha_loop = 0;
int upper_loop = 0;

[Code] ....

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C++ :: Calculate Average Of A Stream Of Positive Numbers - Loop Program?

Feb 25, 2013

Write a program that calculates the average of a stream of positive numbers. The user can enter as many positive numbers as they want, and they will indicate that they are finished by entering a negative number. For this program, treat zero as a positive number, i.e., zero counts as a number that goes into the average. Of course, the negative number should not be part of the average. You must use a function to read in the numbers, keep track of the running sum and count, compute the average, and return the average to the main() function. Note that you must use a loop to do this, as you don't know how many numbers the user will enter ahead of time. I am having problem writing a loop program for it..

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Visual C++ :: Program That Reads Numbers From A File And Calculates Average

Mar 13, 2014

[URL] .....

Here is my code and basically these are the steps. I feel like we have something good to work on but we keep getting errors.

a. Data to the program is input from a file of an unspecified length; that is, the program does not know in advance how many numbers are in the file.

b. Save the output of the program in a file.

c. Modify the function getNumber so that it reads a number from the input file (opened in the function main), outputs the number to the output file (opened in the function main), and sends
the number read to the function main. Print only 10 numbers per line.

d. Have the program find the sum and average of the numbers.

e. Modify the function printResult so that it outputs the final results to the output file (opened in the function main). Other than outputting the appropriate counts, this new definition of the function printResult should also output the sum and average of the numbers.

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C++ :: Pointers And Arrays - Program To Display Sorted List And Average Of Scores With Appropriate Headings

Apr 22, 2014

I am writing a class that dynamically allocates an array that holds a user-defined number of test scores (test scores go from 0 to 10 both included). Once all the test scores are entered and validated (values only between 0 and 10, both included), the array should be passed to a function that sorts them in ascending order. Another function should be called that calculates theaverage of all the scores.The main program should display the sorted list of scores and the average of the scores with appropriate headings.

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C/C++ :: Keep Getting 0 For Average

Feb 6, 2015

#include <iostream>
using namespace std;
int num_ints;
int num_doubles;
double running_total;
double average;

[Code] .....

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C++ :: Getting Average Value Of Array In Function

Nov 29, 2014

How to power value in function too.

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C :: How To Get The Average Score For Each Student

Nov 10, 2013

I have to get the average score for each student. And modify my avgmarks function and write the marks to a output txt file.

Code:
#include<stdio.h>
#include<conio.h>
#include<stdlib.h>

int bubble(int*,int);
void filewrite();
void avgmarks();
void fileprint();
void filesort();
void rollin();

[Code] .....

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C :: Average And Total Of Six Integers

Jan 22, 2013

"Write a program that prompts the user for an integer number from the keyboard, and store it in a variable num. After each number is typed in, add num to a total.

Do this six times, each time adding num to a total. (Be sure to reuse the same variable named num for each of the six numbers entered.) When all six numbers have been entered from the keyboard, calculate an average. Display the total and average calculated. "

Here is what I have so far:

Code:
#include<stdio.h>
int main() {
int num, total1, total2, total3, total4, total5, total6, avg;

printf("Enter first number:");
scanf("%2d",&num);

[Code] .....

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C++ :: Display Average Of 100 Values?

May 21, 2013

Howe can i display the average of 100 values in c++ 2008....

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C++ :: Finding The Average Of Array

Apr 16, 2013

I am attempting to write a program that takes a number(picked by the user) of test scores in an array then calculates the average and outputs the number of passed and failed tests.

On a side note I am attempting to use array notation in the main function and pointer notation in the other functions

#include<iostream>
#include<iomanip>
using namespace std;
int numScores;
int counter = 0;
double *scores;
//Function Prototypes

[Code]...

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C++ :: Average And Median Of Arrays

Apr 12, 2013

I need to calculate the average and median of an array. I do not know how to put it in code.

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C++ :: Count The Numbers Below The Average

Mar 7, 2013

I have loaded and 1d array from a .dat file, calculated the average of all the numbers. Now I need to count every number in the array that is below the average and cout that number. This is the method in the class I have so far:

int IntegerArray::countBelowAverage(int numBelowAvg) {
avg=IntegerArray::getAvg();
for(int ct=0; ct<avg; ++ct) {
numBelowAvg=ct;
}
return numBelowAvg;
}

My output from this is always 0 and I know that there are numbers below the avg.

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C++ :: Getting Number Greater Than Average?

Jul 24, 2014

#include<iostream>
using namespace std;
int main(){
int k,num,sum=0,GreaterNO=0;
double average;

[Code] .....

above is my program, I have received an assignment which the lecturer request us to find a series of k numbers then

-display the average
-display the total of numbers greater than the average

our lecturer request us do in 2 version, one is by using array, one is without using array, I have facing the coding problem when doing the VERSION WITHOUT USING ANY ARRAY to get the display the total numbers greater than the average, is there possible to get it?? because there are only one variable keep on looping, but the average will only get after get all the user input....?

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C/C++ :: How To Find Average With For Loop

Sep 14, 2014

What i need it to do is ask the user for a number of cases. The user will input numbers and the program should add the inputs until zero or a negative number is entered and then out put the average of those inputs. The amount of cases is pretty much how many times an average will be done. so if the amount of cases is 4. and the inputs are 1,3,(1+3/2)0 then it should output 2. and that would be ONE case, next inputs are 5,6,4,0(5+6+4/3) the output is 5 and that is case two. etc.

Here is my code:

#include <iostream>
using namespace std;
double avgVal(int, int);
int main() {
int amountOfCases;
cin >> amountOfCases;
int* numbers = new int[amountOfCases];
int input=0;

[Code] ....

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C/C++ :: Get Average Of Numbers In Array

Jul 5, 2014

I was trying to make a program that asks the number of grades, get the grades and then get the average. I know I have to save the grades in an array but i don't know exactly how.

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