C :: Program Is Not Computing Averages From Array

Sep 23, 2013

This code is not computing the averages.. I am trying to add up all the values in the array and divide them by the number of addresses in the array

Here is the snippet of what I have do far :

//Run through all possible train combinations

Code] :

for(tl=10; tl<=max_tl; tl+=8) {
n_cars++;
num_trains=(.25*max_track)/tl;
num_people=n_cars*num_trains*4;

[Code] ....

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C :: Program Fails To Show Totals / Averages

May 17, 2014

The code is supposed to display the total and averages of the data as well, but cuts off due to an error in the code. The code should also:

1)Print checks for all employees, one per page, sorted by lastname. The first check number, 100, is to be read from a company data file (see requirement 4). The border of each check is important and should not be omitted.

2)Convert the net pay to a text string for each check printed.

3)Print a reference code on each check. The reference code is obtained by combining the first letter of the lastname with all the consonants remaining after removing all vowels (a,e,i,o,u).

4)Use the same employee data found in assignment 2. Use the following company data, obtained from a text file,

Code:

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>

[code]....

And here's where the program stops. URL.....

Output I'm expecting: Program to display totals and averages (worked before I turned everything into an array), now exits with error before totals/averages are displayed. Program also writes up a report.txt file that also writes this information into it, as well as using a quicksort to organize the names alphabetically, and print paychecks (all of the #BORDER, #HEADER1-8, #STUB, etc). In that check a reference code is also generated (teacher gave us code, we just had to modify for our final program as seen here)

Flow of the program: Print headings to label all of the input data we will enter soon under the categories as listed in the heading. Initialize all of our totals (in our array) to value of 0. These will be added in a loop "AddAccumulators" which takes our value for the hours, payrate, and taxes from each employee array structure and adds it to the total array. Program will write this information into the report.txt file with the HEADER line for totals, and should be displaying it in that picture. (Same for averages). After all of the data is calculated, the Reference code, Totals, Averages, and individual employee data is taken and put into printing out a Check Header and Stub.

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C/C++ :: Right Triangle Program - Computing Lengths Of Sides

May 5, 2014

I made a simple program to compute the lengths of a triangles sides, but when I enter 30 for angle and 10 for hypotenuse I get the opposite side is -9.880316 and the adjacent is 1.542514.

#include <stdio.h>
#include <math.h>
main() {
float angle;
float hypotenuse;
float adjacent;
float opposite;

[Code] ....

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Visual C++ :: Program Fails To Show Totals / Averages

May 17, 2014

Code:
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>

[Code]....

I know it has to do with the array, and I've tried over and over again to fix my issue and nothing has worked thus far.

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C :: Computing Ratio With Array?

Feb 10, 2014

What is wrong with this code cause im not getting the correct ratio of total people to cumulative length?

Code:
#include<stdio.h>
#include<stdlib.h>
//define constant variables
#define FIRST_CAR_LENGTH 10
#define NORMAL_CAR_LENGTH 8
#define CAR_CAPACITY 4
int main(void){
//Set up some variable with values that come from input or calculations

[Code].....

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C++ :: Program That Takes Baseball Players Statistics And Display Averages - Function Division

Oct 10, 2013

I was required to write a program that takes a baseball players statistics and displays there averages. I was required to make 3 function in the file to perform this tasks. my problem I am having a division problem in the SLG function. My compiler does not require the system ("PAUSE"); command.

OUTPUT
The player's batting average is: 0.347
The player's on-base percentage is: 0.375
The player's slugging percentage is:
(test)AB = 101
(test)Tot Base = 58
0.000

Code:
/* Batting Average Program
file: batavg1CPP.cpp
Glossary of abbreviations:
BA = batting average
PA = plate appearances
H = hits
BB = bases on balls (walks)

[Code] ....

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C++ :: Displaying Averages In A Table

Feb 14, 2013

I've finally been able to get my coding corrected after doing this for 5 hours and watching numerous tutorials on it... But I now need to create a table. how to create a table with dashed lines like -----------------, both vertical and horizontal.

Another issue I have is that I'm having trouble trying to get a prompt to ask the user how many programs, tests, and quizzes he/she completed with their total points. I got the basic programming done, but need a prompt asking "How many (quizzes, tests, or programs) have you completed?"

Finally, the do-while loop is driving me insane, where I have to set certain values. If it is greater than 2, then I insert formula 1, but if it is less than 2, then I insert formula 2. Whichever way it goes, the total points earned minus the two lowest scores are then calculated into an average.

Code:

#include <iostream>
#include <iomanip>
#include <string>
using namespace std;
int main()

[code]....

The whole basis of the program is to calculate the averages of programs, tests, and quizzes done during a semester at a school. The user is asked how many of each category he/she has completed (total points earned and total points possible). All of this is then calculated into a cumulative class average in a table along with points earned and points possible for each category (along with tests and quizzes combined into one average along with individual averages).

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C++ :: Computing Net Pay - Too Few Arguments

Apr 13, 2013

double compute_taxes(double gpay) {
double gross;
double td; // to hold the tax deduction
if (gross <= 1000)
td = gross * 0.5;
else if(gross < 1500)
td= gross * 0.6;

[Code] ....

Write the function double compute_npay(double gpay) that receives an employee's gross pay using the value parameter gpay, computes the net pay and returns it. the net pay is the gross pay - the tax deduction. To compute the net pay, it first calls compute_taxes() to compute the tax deduction.

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C++ :: 2D Arrays Adding Rows And Getting Averages

Apr 22, 2015

How to get my functions to work. I have to use void functions but I'm lost. I have to bring data in. An array of numbers.

8 27 33 14
81 146 305 249
412 71 226 4
144 55 97 493
133 265 788 240
380 117 88 25

The program works great until I add the computeSums or computeAvgs functions.

Code:
#include <iostream>
#include <string>
#include <iomanip>
#include <fstream>
#include <cmath>
using namespace std;
void computeSums(int fishArray[][4], int rowSum[], int colSum[]);

[Code] .....

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C/C++ :: Computing Bit Difference Between Two Arrays?

Jul 23, 2014

#include <stdio.h>
#include <stdlib.h>
int b_diff (int, int);

[Code].....

I am trying to take two arrays H[], and V[] and call each element to compute the bit difference(Hamming distance) and return that back to the main function to be used in calculating pixel_phase and pixel_smoothing. I'm getting an error that bit_diff cannot be used as a function and I've tried renaming it but nothing seems to work.

[ int b_diff (int a, int ] is how it should actually look.int b_diff (int a, int is how it should actually look).

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C :: Take Averages Of Whole Week And Output Print Statement

Jul 17, 2013

I wanted to take the averages of the whole week and output a print statement. I've tired few ways this like assigning "temp" a pointer, or in each if statement assigning temp to a new variable like a, b , c etc. Then adding them all up at the end and dividing by 7. My issue is I am unclear how to store the number typed for each if statement while the program is running, then have it compute the simple equation. The code in question is below:

Code:
#include <stdio.h>
int main(int argc, const char * argv[]) {

int i, j = 0, temp = 0;
for (i=1; i<=7; i++) {
j++;

[Code] ....

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C++ :: Output Information For Three Students - Calculating Averages

Feb 14, 2015

Write a C++ program to output information for three students. The information stored in your program contains student’s first name, middle name, last name, and test score. The following shows the information for the three students, where test score is in the int type.

John Jacob Smith 78
Mary Jane Weems 82
Dave Joe Dale 61

Your program should declare three named string constants for the three students. Each constant contains the student’s first name, middle name, and last name. You may use three int variables to hold values for the three test scores. The first name, middle name, and last name of a student are then extracted using the substr() function shown in class. Your program should also compute the average (in floating-point number format) for the three test scores. The average score computed should be printed to the screen with 2 digits displayed after the decimal point.

The following shows the output from the program. Note that all the output is left-justified with 15 character positions reserved for each.

first name middlename lastname testscore average
John Jacob Smith 78 73.67
Mary Jane Weems 82 73.67
Dave Joe Dale 61 73.67

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C++ :: Computing The Riemann Zeta Function?

Sep 30, 2013

I'm suppose to provide an inner loop that computes the zeta function and the other loop is just press y for to continue, anything else exit.so far i got this:

#include <iostream>
#include <cmath>
#include <stdlib.h>
using namespace std;
int main() {
double x, n,zeta;

[code]....

I can't seem to get the formula right.

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C++ :: Recursive Function For Computing Total Route

May 11, 2014

How to do recursive function for the following?

RecursiveComputeRouteDistance(p1index,p2index,locations,latitudes,longitudes): recursively computes the total distance between all waypoints (route) using computeDistance function to compute the distance between two adjacent points. You need to recursively compute the distance for the base case(s) and the general case(s).

This is my computeDistance function

int computeDistance(double a1,double b1,double a2,double b2) {
const int R=6378136;
const float Pi =3.14159;
float Dist=0;
Dist= ((Pi*R)/180)* acos((cos(a1)* cos(b1)* cos(a2)* cos(b2)) + (cos(a1) *sin(b1)* cos(a2)*sin(b2)) + (sin(a1)*sin(a2)));
return Dist;
}

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C++ :: Finding Pi Through Computing Area Of A Quarter Circle?

May 4, 2015

question: Finding pi through computing area of a quarter circle

my code

PHP Code:

#include <iostream>
#include <cmath>
#include <iomanip>
using namespace std;
int main() {
    int sum=0;            
    double PI,h,x;            
 
[Code] .....

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C# :: Calculating Averages - Display Employee Number And Average Of Three Test Grades

May 3, 2015

I have a project that I am working on and I have gotten stuck. I am getting a couple errors and would like to see how I can complete the program. Not very long of a program at that. My instructions are:

Write a program to calculate averages. Create a method named ReadData that will load a two dimensional array, named scoresArray, with the following data from a file:

132475.889.392.3
435686.383.498.3
479090.177.376.9
839373.976.389.3
556397.378.478.9
832987.365.377.2
271767.989.379.3

ReadData will have one argument, the scoresArray.

Create a method named DisplayAverages that will display the emplyee number (number starting 1324, 4356 etc) and the average of the three test grades. DisplayAverages will have one argument, the scoresArray. Your output should closely resemble the following.

Student #Test1Test2Test3Average
132475.889.392.385.8
etc, etc

Round averages to one decimal place. Passing arguments is important for this program. No global variables are allowed, except for the streamReader and the streamWriter. The scoresArray must be declared in Main and passed as an argument to the methods ReadData and DisplayAverages.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using LibUtil;
using System.IO;
using System.Text.RegularExpressions;

[Code] ....

When I run the following just to see where I am getting I get the following error:

UsersJoeDocumentsVisual Studio 2013ProjectsCIS110Program12Program12Prog
ram12Dat.txt was opened
Unhandled Exception: System.IndexOutOfRangeException: Index was outside the boun
ds of the array.
at Program12.Program.ReadData(Double[,] scoresArray) in c:UsersJoeDocument
sVisual Studio 2013ProjectsCIS110Program12Program12Program.cs:line 66
at Program12.Program.Main() in c:UsersJoeDocumentsVisual Studio 2013Proj
ectsCIS110Program12Program12Program.cs:line 24
Press any key to continue . . .

What am I missing here? I believe I have passed the arguments properly, but I am unable to declair the array within the bounds of the array?

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C :: Verified Code For Computing Fast Furrier Transform Of Image

Jun 9, 2013

i am looking for a verified code in simple c, for generating fft of an input image (.jpg). the output can be a text file including fft coefficients.can you recommend me any source except open-cv?

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C :: Computing Grades From Input File And Writing To Output File

Aug 31, 2014

One of my class assignments is to create a program that receive a .txt file containing a students name and their grades as follows: John K. 99, 87, 57, 89, 90, 95 Amanda B. Jones 100, 88, 76, 99, 86, 92 etc.. The number of students is unknown until run time. You have to take those grades and average them weighing the first (4) at 10% a piece and the next (2) at 15% each and the final at 30%. Then return an output file with the students name and their letter grade A,B,C,D,F based on their computed score. In addition, on screen it needs to display the average scores for each Q1, Q2, etc. as well as the minimum and maximum for each test on the screen. I am having a hard time in assigning the scores to a variable so that they can then be computed as an average and then used to determine a letter grade. I have begun to write the code and am a bit stuck..here's what I have so far:

Code:
//
// main.c
// Final Exam
//

[Code].....

The problem I'm having now is how to go about passing the grades to the function computeGrade and then compute the average and return that to the function.

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C :: Program To Create 2D Array For Each Row

Feb 14, 2013

What I am trying to do is to have the program create 2D array that for each row, no two numbers are the same and only consists numbers between 1-9. The array lists out every possible combinations. Supposely I do not know the number of possible combinations, I had it keep adding new rows until there are no more possiblities left.

The problem with my code is when I print out the completed array, it gives out really, really large numbers. But when I print the array from inside the first loop, it gives correct values. I do not know exactly what happened.

Code:
#include <stdio.h>
int main(void) {
int double_digit[1][2];

int a = 1;
int b = 1;

[Code] ....

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C++ :: Program That Accepts Array Of Characters

Nov 18, 2014

Here's the question: Create a program that accepts an array of characters. And displays the converted array of characters into Upper case if it is given in Lowercase and vice versa. Don't use string, but char.

Example: mychar ="I am A conQUeror."
Code: //My Codes:
#include <iostream>
#include <conio.h>
using namespace std;
int main()

[Code] ....

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C :: Array Program - Parse Error Before INT

Sep 18, 2013

this program is just to give the size and value of the array by the user.

Code:
#include <stdio.h>
main( ) {
int size ;
scanf ( "%d", &size ) ;
int arr[size] ;
for ( i = 1 ; i <= size ; i++ ) {
scanf ( "%d", arr[i] ) ;
printf ( "%d", arr[i] ) ;
}

error : Code:
C:UsersDocumentsprog est.c:7: parse error before `int'

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C# :: Program That Displays Array Of Labels

Oct 7, 2012

I'm attempting to write a program that displays an array of labels; however, I can't seen to make the labels appear in the form. I've set some of the properties, but still not luck.

Code:

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;

[Code]...

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C :: Basic Array Pointers Program

Feb 4, 2014

Code:

#include <stdio.h>
void Swap(int *x, int *y);
int *Largest(int *array, int size);
int main()
{
int a, b, i;
int c[10];
int maxaddress;
}

[code]...

My swap function works fine, but I am trying to find the ADDRESS of the largest element in my array and I am getting an error using gcc on my "return &largest;" and my printf line in my main function.How can I fix this and return the address of the largest?

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C++ ::  Updating Array In Grading Program

Sep 14, 2014

The program will grade a series of exams and then print a grade report for students in a course.

Input: An instructor has a class of students each of whom takes a multiple-choice exam with 10 questions. For each student in the class, there is one line in the input file. The line contains the answers that student gave for the exam. The input file named "grade_data.txt" will have the following format:

line 1: the key for the exam (e.g.)
bccbbadbca

lines 2-n:
a set of answers. You know you are done when you get to a line with no data.

Note: You will not know in advance how many exams you have to grade and you don't need to store the exam answers in your program.

Processing: The program is to read the input file and grade each exam and print out the score for that exam. You will also keep track of how many students earned each score (0-10) and print a report after the grading.

Output: Here is an example of how the output might appear. You will write the report to an output file named "grade_report.txt"

Student 1 - 8
Student 2 - 10
Student 3 - 1
etc.

Final Report
------------
10 - 4
9 - 2
8 - 3
.
.
1 - 3
0 - 0

high score - 10
low score - 1
mean score - 6.25

What I am having trouble with is the second part of the program. I have already figured out each grade for each student. The part I am having trouble with is updating the array every time that it gives me a student score so that I know how many people made a 10, how many made a 9, etc.

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C++ :: Program To Generate Integer Array?

Jul 14, 2014

Iam new to c++ and i want to write a program to generate an integer array. I keep getting the error at line 25: invalid types 'int[int]' for array .

int main() {
int rows;
int cols;
cin>>rows>>cols;
int test[rows][cols];

[Code] .....

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C++ :: Dynamic Array Allocation Program

Dec 1, 2014

I am trying to read from a file the names, id numbers, and 4 grades of 5 stduents. Here is the code:

#include "stdafx.h"
#include <iostream>
#include <fstream>
#include <string>
using namespace std;
const int GRADES = 4;
const int STUDENTS = 5;
struct StudentInfo {
[Code] .....

Here is the txt file:

Amy Adams
10111
97 86 78 95
Ben Barr
20222
89 81 73 87
Carla Carr
30333
79 71 63 77
Don Davis
40444
69 62 58 67
Edna Eaton
50555
63 51 62 48

When I run the program this is the output:
Amy Adams
10111
97
86
78
95

-842150451
-6.27744e+066
-6.27744e+066
-6.27744e+066
-6.27744e+066
and so on .....

Press any key to continue . . .

As you can see the program is reading the first students information and outputting that fine, but the rest of the students have bad values for output. I'm guessing it's something to do with the pointer, but I really can't figure it out, why it won't read all of the students info?

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