C/C++ :: 2D Array For Printing Both Diagonal Elements Of Matrix

Jan 31, 2014

what if we want to print both the diagonal elements!!!!

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C# :: Printing All Values Above The Diagonal Line In 2D Array

Apr 11, 2014

I need to print all the values in a square 2d array that are above the diagonal line. So if I have this 6x6 array for instance:

{0,0,0,0,0,0},
{1,1,1,1,1,1},
{2,2,2,2,2,2},
{3,3,3,3,3,3},
{4,4,4,4,4,4},
{5,5,5,5,5,5}

I'd have to print the elements in italics. I've tried this:

for (i = 1; i < a.GetLength(0); i++) {
for (j = i-1; j >=0; j--)
Console.Write("{0,-2}", a[i, j]);
Console.WriteLine();
}

with the array mentioned above but for some reason it keeps printing the elements BELOW the line, when I need it to print those above it. I know that for arrays we usually start loops with a value of 0 but seeing as there should be nothing to print at [0,0] I started the loop at 1.

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C++ :: Find Biggest Part Of Column Over Diagonal Of Matrix

Jan 23, 2013

How to find the biggest column of the matrix (higher of main diagonal) Here is the draft of code that i desighned/ Of cause it has a several mistake. My task is here to create the matrix, allocate the dynamic memory for it, and to find the biggest sum of the column elements that is located over main diagonal. So main points is correct memory allocation, and the sorting to the biggest sum of column higher than diagonal.

#include<iostream>
#include<conio.h>
#include<time.h>
using namespace std;

[Code]....

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C :: Printing A String On A Char Matrix

May 27, 2014

So I have an array of char called s.This array has many words inside, each one separated by ''.The words are sorted by length (from bigger to smaller).I have have a char matrix with random things inside (it was not initialized) caled mat.I want to copy the first word from the array s to the matrix mat.

Code:

int nlin, ncol; /*number of lines and collumns.*/
int c,l,a,q;
char mat [1000][1000];
char s[1000];
}

[code]....

I can't see where this is wrong, but, when i test it, it clearly is not right. for example, if the input is 3 lines and 3 columns for the matrix and the word is crate, the output is :

cra
t
e

but it should be:

cra
t
e

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C++ :: Matrix Printing - Getting Segmentation Fault

Feb 18, 2013

I need getting my initializer to work for my project. I get a segmentation fault when I try to print out what I've done.

#include <iostream>
struct matrix {
protected:
double * * data;
int rows, columns, size;

[Code] ......

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C++ :: Sorting Elements Of Matrix

Jan 11, 2014

I wrote a code to sort elements of a matrix which are in one row,but it doesn't run well .what should i do??

Code:

#include <cstdlib>
#include <iostream>
#include <conio.h>
#include <string.h>
using namespace std;
int main() {
int i,j,p,q,c1,c2,r1,r2,k,temp=1;
char ans1,ans2,answer;

[Code] ....

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C++ :: Prompt User For All Elements Of 3x3 Matrix

Dec 3, 2014

prompts a User for all elements of a 3x3 matrix. Your program should then print the matrix as well as the transpose of the matrix

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C :: Matrix With Zero And Nonzero Elements - Function That Returns 3 Arrays

Mar 17, 2013

I have a matrix that contains zero and nonzero elements. I want to do a function that return 3 arrays.

The first one is for nonzero elements the second array contains the corresponding row numbers of each nonzero element the third array contains the corresponding column numbers of each nonzero element.

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C++ :: Dynamic Massive - Multiplication Of Positive Matrix Elements

Oct 5, 2014

I have a problem with dynamic massive. My task was to find the multiplication of positive matrix elements with using indexes and seperated compiling.

Compiler doesn't warn me about any mistake, but result is not right, it is even not a number.

Header.h

#include <iostream>
#include <math.h>
using namespace std;
float multi(int k, int t, float **p);

[Code] ....

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C++ :: Searching Char By Diagonal Not Only The Main

Mar 6, 2015

I have a problem with searching chars by diagonal not only the main, i have a chars in vector and I need to go though all possibilities (as shown in picture) the word has to be side/2 long so here i have 9, so word has to be 4 chars long how I need to do this?

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C :: Recursive Function For Diagonal Winnercheck?

Oct 31, 2014

I am trying to learn so much C as possible by my own. I have learned a bit already and made my first game. I made a tictactoe with a 3x3 board that works great. But now i want to make it a NxN-board. But the problem right now is my checkwinner-function. I really don't know how I should check the diagonal for winner in the for loop. Earlier I have checked the diagonal manually like you can see down there.

Code:

for (Row = 0; Row < BOARDSIZE; Row++) {
if ((game[Row][0] == 'X' && game[Row][1] == 'X' && game[Row][2] == 'X') ||
(game[0][Row] == 'X' && game[1][Row] == 'X' && game[2][Row] == 'X') ||
(game[0][0] == 'X' && game[1][1] == 'X' && game[2][2] == 'X') ||
(game[0][2] == 'X' && game[1][1] == 'X' && game[2][0] == 'X'))
return 1;

I think I need two foor-loops in each other too and need to check the spots in the board like 0,0, 0+1,1, 0+2,2. Is that even possible?

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C++ :: Creating Diagonal Pattern By Given Function

Nov 5, 2013

How to create a diagonal pattern by the given function

void diagonal(int size, char op)

The function takes in 2 arguments, size and op and displays a diagonal line of op char. for example, diagonal (5,#) will produce the following output.

#
#
#
#
#

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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++ :: Write Function That Takes Array And Returns True If All Elements In Array Are Positive

Jan 21, 2013

Write a function that takes an array and returns true if all the elements in the array are positive, otherwise, it returns false.

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C++ :: Assigning Elements Of 1-D Integer Array Into 2-D Array Of Integers

Sep 27, 2013

I am having problem in writing the code for the problem "To assign the elements of 1-D integer array into 2-D array of integers such as if the array is 1,2,3,4,5,6 The resultant 2-D array should be like :

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

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C :: Printing Array With A New Value

Nov 21, 2013

I have an array, ary[size+1] and the original values entered and then another value, x, entered. I found the index of x that makes the array nondecreasing order

Code:

void InsertX (int ary[], int size, int x)
{
int i=0;
int j;
int index;
while(ary[i]<x)

[Code]...

But i can't figure out how to print the new array with x in it, using its index

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C :: Printing A Box Using 2D Array

May 8, 2013

how to print a box using 2d arrrays. i have to create a tetris game which a im stuck at this stage... so far i have tired i can only come out with this..my coding done so far is as follows:

Code:

#include <stdio.h>
#define ROW 15
#define COLUMN 15
void disp_box (char b[ROW][COLUMN])
}

[code]....

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C++ :: Using OOP To Implement Matrix Class That Provide Basic Matrix Operations

Mar 27, 2013

i want to know how i can solve this question? do i need to create a class or write the program codes.

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C/C++ :: Difference In Array Name And Address Of First Elements Of Array

Aug 13, 2014

I have just started learning C language, I have read that array name is the pointer to the first element of array.

So,technically both a and a[0] should have different memory address and a should hold address of a[0],

But when I declare an array and print the address:

int a[5]={2,4,6,8,10};
printf("The address of a and a[0] are &d and %d",&a,&a[0]);
Output is: The address of a and a[0] are 2358832 and 2358832

Why I am getting the same result, shouldn't I be getting different memory address for both a and a[0].

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C :: Array And Matrix Check

Sep 24, 2013

1. Input an dimension and elements of an array from the keyboard. Count the odd elements of an array and that number join to variable K, then sort the last K elements in decreasing order.

Code:
#include <stdio.h>
main ()
{
int A[100], i, n, j, K = 0;
printf ("Type in the dimension of an array:
");
scanf ("%d", &n);

[Code]....

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C++ :: Converting 1D Array To 2D Matrix?

Jan 12, 2015

Q.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

Ans.

#include<iostream>
using namespace std;
int two_print(int x, int one[999]) {
int two[999][999], q=x, z=x;
for(int k=0; k<x; k++) {
q--;

[code].....

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C++ :: 3 Dimensional Array Printing?

Oct 25, 2013

I want to make a program that asks the user for a message and then print out a large graphic of that message. For example, if the user types "he" I want to print out

H..................H EEEEEEEEE
H..................H E
H..................H E
H..................H E
HHHHHHHHHH EEEEEEEEE
H..................H E
H..................H E
H..................H E
H..................H EEEEEEEEE

(treat the periods as spaces. I only put them there because it wouldn't separate the H's correctly.)

I will loop this to continue until the user types quit.

1. How would I set this up to store the user input characters into an array?

2. How would I print out the stored data in the shape of the word?

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C++ :: Printing Out Prime From Array

Nov 4, 2013

I am trying to print out prime from array. I have viewed other sources that are similar and tried to use as reference, but only to confuse myself. This is what i have so far.

void get_output(int&Max,int array[]) {
//array[i]-i;
for(i=1;i<=10;i++) // allow 10 outputs on a line. {
for(int i=0;i<Max;i++) {
prime=true;

[Code] ......

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C/C++ :: Printing The Contents Of The Array?

Feb 18, 2014

I am writing a code with C where I will give an integer and get the binary conversion of it.I tried to fill the binary digits into an integer array.But when I normally print it will give the proper output.But when I try to print the contents of the array it will not produce the proper result.

My code would be as follows.

#include <stdio.h>
#include <conio.h>
int main()

[Code]....

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C/C++ :: Reading And Printing 2D Array?

Apr 10, 2015

I have a program where I need to read in a 96 number .txt file and perform some operations on it.However, the numbers it reads in are all inncorrect. I got it to work in XCode, but it doesnt work in DevC++ which is where the teacher will be running it. Do I have any major error?

#include <stdio.h>
#include <stdlib.h>
#define rows 8
#define cols 12
void makeArray(FILE*,int[][cols]);
int getScore(int[rows][cols],int,int);

[Code]......

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C++ :: Accept Matrix As Argument And Display Its Multiplication Matrix

Jun 1, 2014

I just want to know the code of the program: Write code to accept matrix as aurgument and display its multiplication matrix which return its multiplication matrix.

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