C++ :: User Array Size And Sorting User Input

Nov 1, 2014

I am making program that allows the user to determine how big the array size will be and then asks the user to make up numbers to fill the array. Every time run the program on Dev C++ it says "program has stopped working"

Heres My Code:

//Assignment 19 Program 2
#include <iostream>
using namespace std;
int main()

[Code].....

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C++ :: Sorting A User Input For Array?

Mar 26, 2014

Were supposed to be able to sort an array which is user input, but the first number they input is supposed to be the length of the array, and everything after that is the actual array.

Here is my code:

#include <iostream>
#include <iomanip>
using namespace std;
int main() {
int size;
int list[80];
bool isSorted (const int list[], int size);

[code]....

I'm stuck on how I'm supposed to use the first digit of input for the array size.

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C++ :: String Array - Sorting User Input

Oct 25, 2013

I have been reading up on arrays and string array. I created a string string text[0] and it is defined by user input. I am trying to sort the input. I want Michael to read Macehil.

When I wasn't using an array and just a string I did this:

return sort(text.begin(), text.end()); a

And it worked fine. Do I need to change my string into a char? If so, would I static cast that?

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C++ :: Char Array Size - Undefined Until User Input

Apr 27, 2014

So I'm trying to make a program, Which has nothing to do with the topic. But I ran into a problem.

I need to get a char array size of 6 doing:

char myChar[6];

but the size (6) is undefined until user input.

So I need to do char myChar[var]; (Var being 6 for now).

When I do:
char myChar[6];
It works!!!

But when I do:
int val = 6;
char myChar[val];
It doesn't work.

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C++ :: Build Array Of A Size After Receiving User Input

Sep 25, 2013

I'm trying to build an array of a certain size, after receiving user input. The method I'm trying is

int var = 3;
int* ar = new int[var];

When doing tests I did this (and it worked) and red flags popped off in my head.

int var = 3;
int* ar = new int[var];
ar[0] = 0;
ar[1] = 1;
ar[2] = 2;
ar[3] = 3;
ar[4] = 4;
cout << ar[0] << ar[1] << ar[2] << ar[3] << ar[4] << endl;

This method is considered safe, and possibly tell me why I'm not getting stack errors when trying to overload the array?

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C++ :: Store User Input In Array And Calculate Mean / Median And Mode - Bubble Sorting

Mar 26, 2014

I'm trying to make a c++ program of this but i don't know how to use the bubble sorting.

Write a C++ application that asks the user to enter 10 numbers. The program then stores those numbers in an Array. The program should display the Mean , Median, and Mode.

Mean is the average of the 10 numbers.
Median is the average of the 5th and the 6th numbers. (But you have to arrange the numbers in ascending order first using Bubble Sort before calculating the Median.)
Mode is the most frequent number among the 10 numbers.

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C++ :: Display Pizza Price By Size After User Input

Mar 13, 2014

How can i write a program that allows a user to enter a size of pizza and then print the price for that size.

Example: if a user enters size ''s'' then it should display the price stored under ''s''

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C++ :: Let The User Specify Array Size

Oct 12, 2014

I am not sure why I am receiving the error message:

Error C2466: cannot allocate an array of constant size 0

When I run the code:

Code:
int s;
cout<<"Enter the size:
";
cin>>s;
int array[s];
C++ masters,

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C :: User Defined Array Size

Jul 23, 2014

The instructions call for the user to define the size of the array and all I have ever done is use a predefined size for the array and then let the user fill it. Here is what I have so far:

Code:

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
void Display (void);
void random (int *, int);
void Ascending (int *, int);
void Descending (int *, int);

[code]....

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C++ :: User Declaring The Size Of Array?

Dec 1, 2014

is it possible to use this code ?

#include <iostream>
int main(int argc, const char * argv[]) {
int number = 0;
std::cout << "napis cifro za array
";
std::cin >> number;

[Code]...

It does work on xcode but doesn't in microsoft visual studio 2013. Where is the problem?

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C++ :: Sorting Array Of 10 Elements Provided By User?

Jan 21, 2014

So I'm trying to sort an array of 10 elements provided by the user. For Example:

Person 1: 5
Person 2: 3
Person 3: 9
etc etc...

I want it to also pair the value with the person. So it should read:

person 3: 9
Person 1: 5
Person 2: 3

Sort the values in descending order.

I can sort the array, but I cant get the Person number to pair with the value...

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C :: Stomp Size Of Array With What The User Inputs?

Apr 5, 2013

How can I stomp the arr size of 50 with the value the user inputs? The function doesn't sum up the even integers from 0 to the value the user inputs. Instead it sums up exactly that many even integers.

Is there a way I can stomp the size of the array with what the user inputs so that the sum calculation never goes past the value the user inputs?

Code:
void sumIntegers () {
int arr[50];
int i = 0;
int num = 0;
int sum = 0;
printf("

I want to sum up even integers <= 50.

[Code] .....

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C++ :: User To Enter Size Of Dynamic Array

Apr 22, 2013

I'm doing an exercise which involves for the user to enter the size of the dynamic array and then enter the numbers, but then it needs to create another dynamic array with the same numbers expect if the number repeats it only has one of it. I've done the first part of the exercise but I'm having trouble with creating the new array.

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C++ :: Using Array Of Size That Will Be Determined By User - Implementing Vector

Oct 20, 2013

I am trying to use an array of a size that will be determined by the user, therefore I must use a vector, right?

In class I was told that this is how I call a vector:

vector <int> x;

Is the vector called vector? Is it called x?

Can I do this?

for(int i=0;i<=10;i++)
{
cout<<x[i];
}

Some basic ways of implementing a vector? How it works or how I can do anything with it.

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C :: Dynamic Memory Allocation - User To Choose Size Of Array

Dec 2, 2013

Dynamic memory allocation in array in c programming. I am trying to make the user to choose the size of array they want to engage in the game.

However, i have remove the global variable which contribute the error to my code previously. Now I assigned all the arr individually but not using the global variable. However, i still not get the desired board i want. i still keep getting 9x9 array board.

And i also need limit the board size only from 4 to 9. And how do i do that.

Code:

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <conio.h>
#include <malloc.h>
#include <ctype.h>
#include <stdbool.h>

[Code] .....

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C/C++ :: Dynamic Allocation Of Array And Increase Its Size Every Time New Integer Inputted By User

Aug 29, 2014

I'm a little lost with this program. The idea is to dynamically allocate an array and increase its size every time a new integer is inputted by the user. I believe it is a memory leak but as we have just started learning this I'm not sure how to recognise it. Sometimes I can input as many integers as I want other times 2 or 3 before it crashes. When I can input enough values i exit the loop and send it to the sort function and mean calculator function, all works fine there except the last number inputted becomes this huge value not hexadecimal though... As such I'm at a loss as what to look at next, so here you go:

#include <iostream>
using namespace std;
void SelectSort(int [], int);
float MeanCalc(int [], int);
float MedianCalc(int* [], int);

[Code] .....

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C++ :: Trying To Get User Input Into Array

Apr 25, 2014

I have written a program and i had to pass an array into a function and now i have a variable for the subscript of the array and i was the user to input data, specificlly a string, more specifically first and last name without having to create two arrays, i have to do this with other things in the program as well, here is part of the program:

int addFunc(const int totNum, string city[],string state[],string street[],string name[],
int addNum[],int zip[],int telNum[],double bal[],int dateLp[], int addCount, int accNum, int usNum)//function will add a new account {
int countAf = 1;
if (usNum < 20)

[Code] ....

it should be able to take firstname space lastname

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C++ :: How To Tell Whether User Input Has Already Been Used In 2D Array

Mar 7, 2014

My parameters are that the users input has to be from 1 to 9 and the same number can't be entered twice. How do i modify this code to make sure that the user did those things or an error message should appear that their input is invalid.

#include <iostream>
using namespace std;
int main() {
int square[3][3];

[Code] ......

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C :: How To Turn User Input Into 2D Array

Mar 28, 2013

Say you the user inputs x number of names and then is to put in x amount of values for each name. How would you display these values in a 2d array and be able to add the values for each row which will represent each name?

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C++ :: User Input Loaded Into Array Of Elements

Mar 19, 2014

I am compiling using Microsoft Visual C++ and I am trying to create a program that ask's the user for 10 numbers, and these numbers will have to be loaded into a one dimensional array of 10 elements. I read up online as well as my book and looked at sample programs, then created mine which was similar to the sample programs I looked at, but the sample ones compile , while I get C2059 and C2061 Syntax Errors. I am new to programming so I understand it could be one small thing but I after looking over it I am completely clueless.

Heres my program:

Code:
#include
<iostream>
int
main()

[Code] .....

My program is also attached

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C :: User Input 6 - Array To Display Even Number From 0 - 6

Apr 5, 2013

If the user puts in a 6. I need the array to display the even number from 0 - 6. Right now what it does is it displays the first six even numbers. Okay as I'm writing this I'm starting to see where my problem might be..

Code:
void sumIntegers () {
int arr[50];
int i = 0;
int num = 0;
int sum = 0;

[Code] .....

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C :: User Input Variable To Global Array

Oct 11, 2013

I am trying to create a global array with user-defined dimensions.the code is:

Code:

int matr_size()
{
int x = 0;
printf("Please enter the number of nodes: ");
scanf( "%d", &x);
printf("There are %d nodes in this simulation.", x);
getchar();
return x;
}

[code]....

I read that an array cannot be defined by a variable in C so I assume that is the issue, but I'm not sure how else to do it. Previously the size was defined by #define NODES and it worked fine but I need this user input.

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C++ :: Inserting User-input String To Array

Nov 8, 2014

I'm trying to code the program that will store item data.And I'm having problems to receive user-input string to array.

#include <iostream>
#include <cstdlib>
#include <cstring>
#include <string>
#include <iomanip>
using namespace std;

[code].....

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C++ :: Ask The User To Input Entries Of 10x10 Array

Mar 20, 2014

how to do this? ask the user to input entries of 10x10 array. sort each column into increasing order. print out the array with sorted columns?

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C++ :: How To Store User Input In Character Array Through Getline

Jul 2, 2013

int main() {
char StudentName[4][10] = { "Hermine", "Paul", "Gertrude", "Leon" };
cout << "Student Names";
cout << "
Student 1: " << StudentName[0];

[Code] ....

This code work fine...but i want to take name from user..how i store it in character array through getline()..

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C++ :: Take User Input Selection Of Columns And Determine Array

Aug 29, 2013

I am writing code for a program that will take user input selection of columns and determine an array based on that.The number of columns will be user selected.The number of rows equals 3^(columns) <--exponent not XOR

- This is because each column has the possibility of having the numbers 0,1,or 2

For example, if the user were to select "4" columns, then the array would have 4 columns and 3^4=81 rows. Then I would like to populate this with all of the possible combinations of 0,1,2

i.e.
0000
0001
0002
0010
0011
0012
0020
0021
0022
0100
....
2220
2221
2222

how I would create the "For" Loop for this?

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