C++ :: Accept Numbers From User Into Array?

Feb 7, 2015

I want to accept numbers from the user into an array and convert into corresponding alphabets. E.g 1 into A, 2 into B, and so on.

This is simple, but the problem is the user is supposed to enter the character # also which I want to display as it is in the output. How can I do this ? What type of array should be used - int or char?

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C :: Accept Input Number From User And To Convert It Into Array Of Integer

Oct 7, 2014

i was trying to solve a problem in SPOJ and what i wanted to do is to accept an input number from the user and to convert it into a array of integer.

Code:

#include<stdio.h>
int * toarray(int *num);
int main(void)
{
int testCases;
}

[code]....

But whenever i try to print the array in the main function i get only two value and the rest address

Code:

1//number of testCases
23456 //input number
6
2293452
4
2293700
1974439125

Process returned 0 (0x0) execution time : 4.152 s
Press any key to continue. However, if i tried to print the array from within the function, it prints the numbers just fine.

print the array elements from the main program, so that i would be able to go on with the rest of it

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C++ :: Program That Accept Input For User ID

Oct 28, 2013

I need a program to run that will accept an input for user id. It will take the customer input and capitalize the letters, and return invalid id with the user inputted values. Then if it's valid it will add a counter counting the number of letters and numbers. It will keep track until the user puts in !. It seems when I try to pass values from the array to my toUpper function to capitalize it it doesn't seem to work right.

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C++ :: Pool Volume - How To Accept Numbers Only

Feb 5, 2014

What I want to do with my program is I want my length, width,volume and price to accept number values only. This is what I have so far.

// This program calculates and displays the pool's volume
// the amount of water needed and the cost.

#include <iostream>
#include <iomanip>
using namespace std;
int main() {
// the double type accepts numbers including fractions for the following inputs.
double length, width, depth, poolvolume, watervolume, price;

[Code] .....

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C++ :: Program That Accept Positive Integer - Use Do While To Allow User To Continue Or Not

Aug 10, 2014

So this is the activity (LOOPING) :

Write a program that accepts a positive integer. The program should be the same from the given output. Use do while to allow the user to continue or not.

OUTPUT must be:

n = 5
0
1==0
2==1==0
3==2==1==0
4==3==2==1==0
5==4==3==2==1==0

if n = 6
0
1==0
2==1==0
3==2==1==0
4==3==2==1==0
5==4==3==2==1==0
6==5==4==3==2==1==0

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C++ :: Input Validation - Program Cannot Accept Negative Numbers

Nov 12, 2014

#include <iostream>
#include <iomanip>
using namespace std;

// Function Prototype
void sortArray(int array[], int size);

[Code] ....

This program was made to allow students to enter as many test scores as they want and the program will show them in ascending order and then will calculate the average of all test scores. It works wonderful until you enter a negative test score and then it throws the averaging process off. I can't seem to be able to make the program not accept the negative numbers.

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C :: ROM BIOS Programming - Accept Row Number From User And Place Cursor To The Beginning Of That Row

Nov 27, 2013

How do I write a ROM BIOS routine which accepts a row number from the user and place the cursor to the beginning of the row number which the user gave?

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C++ :: Accept Input Till User Hits Enter With No Text Typed

Feb 27, 2012

It seems to be going null. I can't get a null value, I want it to accept input till the user hits enter with no text typed. I've tried checking to see if the input is NULL, "", and " " all to no avail.

Code:
#include <stdio.h>
#include <sys/shm.h>
#include <sys/stat.h>
#include <iostream>
#include <fstream>
#include <string.h>
#include <cstring>
using namespace std;
int main() {
string info = "";

[Code] ....

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C :: How To Prompt User To Scan Numbers Into Array

May 17, 2013

i need to prompt the user of my program to input numbers into an array so that later on these numbers can be added or subtracted with other numbers to form a new array. My problem is I don't know how to make the user input numbers which will then be saved into the array for later use. Here is the parts of my code that relate to the problem:

Code:

float Xv, Yv, Zv, Xu, Yu, Zu ;
float vector1[VECTOR_LENGTH] = {Xv, Yv, Zv} ;
scanf("%1f %1f %1f", &Xv, &Yv, &Zv);
printf("The first element in the array vector1 is: %3f
", vector1[0]);

The point of that printf function is to see if what they have entered is actually registering as what i want it to. This does not work however and the value for this always comes up as 0.

how to scan numbers into an array so that they can be used for later use?

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C++ :: Accept Integer Array And Its Size As Arguments And Assign Elements Into 2 Dimensional Array

Jan 10, 2015

Write a program using user-defined function which accepts an integer array and its size as arguments and assign the elements into a two dimensional array of integers in the following format: If the array is 1,2,3,4,5,6, the resultant 2D array is

1 2 3 4 5 6
1 2 3 4 5 0
1 2 3 4 0 0
1 2 3 0 0 0
1 2 0 0 0 0
1 0 0 0 0 0

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C/C++ :: Calculate Percentage Of Even Numbers Entered By User In Array

Nov 18, 2014

exercise in c: write a program which calculates % of even numbers entered by a user in an array;

1) check if user hasn't entered float value; if has issue warning;
2) give the option for user to press "stop" to exit program any time.

int c,sk[100],i,sum1=0, sum2=0, rel;
printf ("How many numbers will you enter?
");
scanf ("%d", &c);
printf ("Enter %d numbers (to exit program press - stop)
", c);

[Code] ....

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C++ :: User Input 10 Integers Of Array - Add Numbers Greater Or Equal To 10

Oct 29, 2013

create a program that asks the user to input 10 integers of an array the program will add the numbers greater or equal to 10.

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C++ :: Search User Input Number In Array Filled With Random Numbers

Nov 6, 2014

I need to create A program That makes a 12x10 Array Grid Filled With Random Numbers From 0-99.

Then I need To Allow The User To Input A Number Between 0-99 And Then The program will then search through the array and count how many of the users number there is inside the array.

Code:

#include <iostream>
using namespace std;
int main() {
int input;
int number;
int row=0;
int col=0;
int Array [12][10];

[Code] ....

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C++ :: Using Array To Accept 10 Test Score - Print Highest / Lowest And In Reverse Order

Jan 28, 2014

Using the array to accept 10 testscore. Calculate and print the highest, lowest, fifth test score entered and all the test score entered in reverse order.

How i would get it to print the highest,and lowest and in reverse order. I'm confused as to what to do...

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C++ :: Looping - Input Numbers Until User Types 0 Then Output Product Of Non Zero Numbers

May 1, 2014

How to do the problem below using loop?

Input numbers until the user types a 0, then output the product of the non 0 numbers: e

E.g., if the user types 2 4 6 0, the program should output 48

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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++ :: Find Prime Numbers Between Given Pair Of Numbers And Store Them Into Array?

Apr 18, 2014

Find all the prime numbers between a given pair of numbers. Numbers should be read in from an input file called "numbers.txt" and find all the prime numbers between them. Store the prime numbers in an array, then sort the array from greatest to least. Display the array before and after the sort.

I'm stuck on how to put the prime numbers into an array.

The input file has the numbers 1 & 100.

Here's what I have so far.

#include <iostream>
#include <fstream>
using namespace std;
int main() {
ifstream fin;
fin.open("numbers.txt");

[Code] .....

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C :: Find Duplicate Numbers And Numbers Found Once In Array

Dec 7, 2013

Question: How to find a duplicate numbers and numbers found once in array.

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C :: User Input - Inverting Odd Numbers

Jan 26, 2014

Now i got here a program that asks the user to input 2 numbers if the first inputed number is smaller than the second then show all even numbers from the range of the 1st inputed number till the 2nd inputed number, but if the first inputed number is greater than the second then display all odd numbers from the range of the 1st number till the 2nd.

now my question is how do i invert the odd numbers?(on the 2nd condition)

Code:
#include<stdio.h>
int main(void) {
int i,a,b,x;
printf("Enter two numbers");
printf("
First number:");

[Code] ......

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C++ ::  calculating Sum Of Numbers Between Two User Inputs

Mar 17, 2014

How to calculate the values between numbers that a user types in.

Write a function which takes two parameter of integer type and both parameters are positive integer. These number should be provided by the user of your program. The first parameter is lower than the second parameter. You function should be able to calculate the sum of the square of each of the numbers between the two inputs and should display that. Please write a main function to display the working of your function. Call the function at least three times by using some loop in the main function.

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C/C++ :: Find Maximum Of Three Numbers Given By User?

Jan 25, 2014

I'm new to C++ and I'm trying to solve the question but there is just something wrong somewhere.

#include <iostream>  
using namespace std;  
int main() {
    int largest;
    int a;
    int b;
    int c;  
    cout<< "Enter first value";

[Code] ....

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C++ :: Printing The First N Prime Numbers (user Input)

Jan 15, 2014

//Finding prime numbers
#include <iostream>
using namespace std;

[Code]....

/*The program currently prints all the prime numbers up to n (For example, if 7 is entered, it prints out: 1, 2, 3, 5, 7. What I want it to do, is print out the first 7 numbers; 1, 2, 3, 5, 7, 11, 13.

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C++ :: For Loop - Summing Numbers (Inputs From User)

Aug 2, 2013

Write a program that computes a running sum of inputs from the user, terminating when the user gives an input value of 0

Using a while loop - no problem. Its only when I try to code it with a for loop that the program doesn't terminate with a 0 input. It terminates with a -1 input!!

while loop

#include <iostream>
using namespace std;
int main() {
float input=1;
float sum = 0;

[Code] ....

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C++ :: User To Enter A Word And Convert It To Numbers

Jan 28, 2015

Having problem with my code. i keep getting an error towards the bottom of the code. i need the user to enter a word. and with that word convert it to numbers. once i have convert it if it is bigger than 20 i have to add the two digits together and get print out the array that response to it.

example" ALEX
A=1
L=12
E=5
X=23

1+12+5+23= 41 //since its bigger than 20 you add 4 and 1 together so it will be 5. after that you print the 5th element of array

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

[Code]...

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C/C++ :: Program Crashes After Numbers Input From User

May 6, 2014

#include <iostream>
#include <string>
#include <limits> //for std: numeric limits
#include <algorithm>
//Function to get an integer from the user that is greater than or equal to zero.

int getPositiveIntFromUser(const std::string& prompt) {
int retVal = -1;

[Code] ....

The first part works, but it doesn't calculate the GCD or LCM at all, it just crashes!

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C/C++ :: Calculate Result Of 2 Numbers That User Entered

Oct 29, 2012

In this exercise, write a rational number calculator that ask the user to enter two rational number:

a/b + c/d

and produce the result:

(ad+bc)/bd

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