[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
3k views

Please write a program receive 2 sets of two-dimensional arrays: a[ ][ ] and b[ ][ ]; size 3*3. Then add a value of each element from a to b for example: a[0][0] + b[0][0], a[0][1] + b[0][1] and so on. Finally, output the summation of each addition.

For more information: http://pipls.net/41053/multi-dimensional-arrays-in-c-language

Input 1

1 2 3
4 5 6
7 8 9
1 1 1
1 1 1
1 1 1

Output 1

1 2 3
4 5 6
7 8 9
1 1 1
1 1 1
1 1 1
2 3 4
5 6 7
8 9 10

Input 2

1 1 1
0 0 0
1 1 1
2 2 2
2 2 2
2 2 2

Output 2

1 1 1
0 0 0
1 1 1
2 2 2
2 2 2
2 2 2
3 3 3
2 2 2
3 3 3

 

[Exercise] Coding (C) - asked in Chapter 4: Arrays by (5.9k points)
ID: 41054 - Available when: Unlimited - Due to: Unlimited | 3k views

18 Answers

0 like 0 dislike 
Hidden content!
#include *     * **  * *
* *   **  *   * **
 *** * 
int main () {

*** ***  **** **  ***  * * an array with 5 rows and 2  * *  
*** **** *** ** *    **  **   a[3][3] = { {0,0,7}, {1,2,3}, * *** 
***  * * * *   **   * ** i, j;
* ***
** *   * **  ***   ** output each array ** ** value */
** *****  ********* *   ( i = 0; i < 3; i++ ) {

  ***   * * ***    **     *  *** *      *  * ( j = 0; j < 3; j++ ) {
*   *** *** *  **   ****** **** ******   ** *  ***   **** ** *  * **   *  ******* * );
**  *     *** ** *     *  *  *  *  * * ******
  ***** **   **     * **** ***** *  * *   **  **   **  * *
  *** ***    * **  ***** 
 ** **** ** * **  
 * ********    **   b[3][3] = {  **  **  ***   ***  
  *** *  **   ***  * output each array  * ** * value */
**  *** *  *  ** *    ( i = 0; i * * * 3; i++ ) {

  *  ***    **      ***      * * *** *    ( j = 0; j < 3; j++ ) {
 ***   * **      ** ** ** *  *  *   * * * ** * *      ***    *** *   ** ***       *** * );
*** * **  *  ** **     * *        ** 
 * ** ***  * ** *  * * * *  **         * **  ***   * ***** *      
     * *  **  *    
 ***     * * * **  *  
**** *   **  *** *  * * *   * **  * 
* **  *
    ** ***  **  **  * output each array * *  * value */
   ***   *   *   ****  * ( i = 0; i < 3; i++ ) {

    **      *    **    ***** *      * *     ( j = 0; j < 3; j++ ) {
  *****   * ** * ***    **   ****   = a[i][j] +  ** 
  ** * *** * *  *  * *** *    *  ** *  ***
 ** *****     **** ****   * ****  *   *** * 
    *** * ** ** **  * ** ** ******   ***    ( i = 0; i  * **  3; i++ ) {
*    * ** ** *   *   *   ** *   ( j = 0; j   **   3; j++ ) {
 *  **  ** * ** * **  ** ***** * **  * **** **  ** * * ** **  * **  
 * ****  ***  * ** ** ** * * * ***   * **  *  * *** 
** * *    *** * 
}
   * *  *   *** ** **  * 0;
}
80/100 answered by (221 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[])
{
  **** **  **  ** ***** ** ***   array[3][3], array2[3][3];
 *   *   *  * **   ** **   rows = 3;
***** *   * ***** **        *  columns = 3;
****    *  *****    *  *

     * **     *** **    **  *  i = 0; i < rows; i++){
 ** * * *** *  * *    *  * ****  ******   * ** * ***  * j = 0; j < columns; j++){
* * *****   * **  **     * ** **  *****  *  ** *  *  * * *  *** *    **    * ***** *    **  
 *** *     *   ** *****     ** **   **  *****  *  *  ***** ** ** *** ** *  *    *  ***** ** *  **   * 
**     ***   * ** *     *** *
***   *  *** **  *  *  *    
 *  **  *   *  * *** ***     **  i = 0; i < rows; i++){
****     * **   *   * ***** *     ** ** ***  ******* * ** *  j = 0; j < columns; j++){
 * * ** * ** *  * **** ** * **** **** *  * *  * *    **    *   *    * *** **      ***  ** *
 **** *  *       *  *************** ** *    ** *     *****  ****  *     * * * * **  ** **    *** ** ***
** **    *      ** * ** *
* *  *      ** ** **   * ***
 * *  * *      *  *        * i = 0; i < rows; i++){
*   * **   * *  ******* ** * * * **  *  *         ** **  *   ** j = 0; j < columns; j++){
**    *  *** *    ** ** **  **** * *****   **** ** ***  *  **** * ***  ****  *  ** **  * *   *  ", array[i][j]+array2[i][j]); 
*   ***  **    *****     *  *** **  *   *     ** ****  * **** *    ** ***   *  *     ** **
 ** ****** **    ***   *** *      ******* **    * *  **  **  *** *  **   * * **
    * *** *** *  ***  * ** 
  **  *** *  * **  *** **  * * ***  
****  ** * **   *****  
    *   **** *  **   *** * ***** * *  **    
  return 0;
}
100/100 answered by (273 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[])
{
    int a[3][3];
    int b[3][3];
    
    for(int i=0;i<3;i++){
**  *   *       * ** * *** *  *     ** ** **** *  * * * * * ** *     *  * j=0;j<3;j++){
** ** *  ***   *     *  *  *    * *   * ****  * * *   **** *** ** ** *  *  ** * *   **        * * *    * * *   *   ** *   **      * *     **** * ** ** ***      ****  *
 * * * *   ***  *  **     * **     **  * *  ** *******  *       *** ***    **   *   * *  *   *   * *      **  *  * ***  *  ****** * **
 *   ****     *   *** *******  **    **  *      ** *  *  *     ****        *** * ****  *  * *** **    *  * **   **** ***      *    * * **    *  ** 
    for(int i=0;i<3;i++){
** ** ** * ** *  * *  ***   *** ** * * *    * ******** ** **** * **  j=0;j<3;j++){
*****  *  ** ***** *  * * * **     * *   *   ** * *    ***     * *   * *     ** * * * ***  ***  * * *    *             *  ***  ****  ** *   ** ** * *    
* * **  * * ** **  ** **   * * *  *  * *  ** ***  **  * **  *  * * * *****  *  * * ***  ******** ***   * **** * * *  * *  *  *  ***  
 *   **  ** ***** **    **  ** ** ** * *  * *** * *      **  **   *    *    **  *  *  *****       ****** *    * *          *** *      *     * *
    
  for(int i=0;i<3;i++){
* * ** *     *         **   *  *  * * * ** * **** *     ** ** *****       **   j=0;j<3;j++){
    * **   **   *   ** *** * *** * *   * ** ** *     ** *  * **   *   **   *** *        *  ***  **    * *    ** *      * ***  *      * ***  *   *   ",a[i][j]+b[i][j]);
**** *   ** *** *  *  * * *   *******  * **  ***     * *  ***      ** *  ** ** *        **     ** * * * *         * ** * **   *  ** ** 
*   ** *       * ** *** * ** **  ****** **  * *******  *  *  **  *  *** * *  ****    * *      **    ** * *** * * ** * * * **   * *   **    **    *** 
* ** *  ***** ** ** ******    * **  **  * * ** *   *  ** ** *****  * ** **    *   ***** *** *  **** *   * *  **    *     *  *** ** *  *   * 
* *** * * * *        ***  ** * * ***   ***       *  ***  * ****** ** *        ** *** * **    **** * * * **         ** **  * *** *
 system("PAUSE");
  return 0;
}
100/100 answered by (290 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include    * ****   *  
 
int main()
{
* **** *    * *   * *     a, b, *        **    *     **  **** **   
 
*   ** ***  ** **     ** (a = 0; a < 3; a++)
**  * *  *   *** **    *  *  ** ** *    *  * (b = 0; b < 3; b++)
 **** **  *    * * *  ** ***  ****    ***   * *******  ** **   **      ***    *   * ** ** * ** * *
       
     **   ***   ****  * * (a = 0; a < 3; a++)
**** *   ****   * ** * * **  ** *** ***   (b = 0 ; b < 3; b++)
 *   * * * *  * ** **  ***      *    ****  ** ** *   ** ******  ** *  **   * *   * **** *
 *    
 
 *  **   *   ******     (a = 0; a < 3; a++) {
*  * **** *****      *** **      *** * *  (b = 0 ; b < 3; b++) {
* ***  *** *** *** ***  *** *  ***  * **** * *  *****  **  ** = first[a][b] +   *  *  
 *  ***** ***  ***   ** *   * * *  *   *   **       **  * * **      *   * *  ", **   *  
 *  **   *****    **    ***   *** *****
 *   *   ** * ***       *     *    * * * ****** * *   ***  *
*        ***  **   * ** *
*   **    *  * * *****   
 * ******  **   *** 0;
}
100/100 answered
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include *** ******  
 
int main()
{
  * **    * ***    * * a, b, * * **      * **  *    * *
 
**  *   *  * **  * **  *** (a = 0; a < 3; a++)
*     * * **  ***** * * * *   *  *   * **** (b = 0; b < 3; b++)
**  * *** ** *  ********* * ** *   ** ** ******   **     ** **** * ***  **** *** *      *  * ****
****  *
  ** * **  ** ** *  **   (a = 0; a < 3; a++)
  *    *    **** *** *   * *   **  *** * *  (b = 0 ; b < 3; b++)
   ** * * * ******* *   *  * * *** ** **    * **  *   * * ***  *** * *    * **  **  * ** **   
**   *   
 
   **   * ** ******** *     (a = 0; a < 3; a++) {
  * *   *  * **      * *    *   ** (b = 0 ; b < 3; b++) {
    **  * *****  **   ********  * ** *   ***  *** ** ** *** **  **** ***  = first[a][b] +   *  * *
*   * *** * *  ** *  ******* ** ******* *   * *     *       * ***** ******* * ", **  *****
 **  * **  **   ** * * ** ** *** * ***   * *
*   * ** *    ***   *      *  ****** **        *** * * ****  *
* **** * ****  ** * * 
  **  **   *** * *   ****
** ** ** * ***  * * * 0;
}
100/100 answered by (192 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include ** ** * * *  **** 
 
int main(int argc, char *argv[])
{
  *** ** ** ** *  ***  * * a, b, ** *** * * **** ***     *  ** *
 
 * * *    **   * ** *  (a = 0; a < 3; a++)
   *  **    *  *    **    ****     ***   **** (b = 0; b < 3; b++)
* ** *   **    * *** *****  ****     *    * **    ** * **   **   *** ***  * **  ***   **  *  *****  
* * **  **
***     * ****   *  (a = 0; a < 3; a++)
*   * **** *   ** *  ** ****  *  **      *  * * (b = 0 ; b < 3; b++)
  ** ***     **** ** * *   **   **  * ***    *****   ** ***   **** * *** **** *  **   * **** ** * * 
***   *
* *    * 
  ***  *****  * ***  (a = 0; a < 3; a++) {
 * *** * ***  ***  **  *** *   *** (b = 0 ; b < 3; b++) {
  **   *  ********** *** ** * **** *  **  **      *   ***        ** = * *** * +  ***  **
 *   ***   *****       ** ** *** ****** **  ** * * * *   **   *   ** *  *    *** ", *    ** * 
** *   **  *  * ****   ** * ****   **
* **** *  *  * ** * * ***    ** **   *   **  ****  *      **
   **  * *** ** ** *  
 **  *   * **    * *
  *    **    *** *  0;
}
100/100 answered by (254 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include   *   *** *** ** 
* *** *
int main()
{
** ******* * ** * * a, b, 
*  *** ** **  * * ** *   
 ** * ** *     ** * **  ****   **
    *** ** ** *  * **   *
 
 *   ** *  *** * **   (a = 0; a < 3; a++)
**** *   *   *  *      **  ***** (b = 0; b < 3; b++)
*** * *****    *  * * *    * * *  ***** *  *  * *****  * *   *  **  *  *   **  **   *  *** * *
  *    
***  **  ** * *        (a = 0; a < 3; a++)
  ** ****     ***  *     * * *  **   *   *       (b = 0 ; b < 3; b++)
*  *     *  *     **   * **** * *** *  *  *  ** *** ***   *  *  ***   *   * ***** ** * ** * ****
 
 
*  *** *  * **  **  *** * (a = 0; a < 3; a++) {
*  *  *       ****   ***   ******* * (b = 0 ; b < 3; b++) {
  ****  **  ******  **  * *  * *    ***  *   ******* ***  *** *   = f[a][b] + g[a][b];
** * ***** * **  **   *  ******  *****  * *  **** **** **** *****     ****  s[a][b]);
* * *  * * *  * *  ** *  ** * ***  *   * * 
* *  **   *  ** ***    * *** ******* * *  *  ***** ***** *  * 
**   *  * ***   *   *  
*** **  * ** ******   ** * 
 ** ****** ** *    0;
}
100/100 answered by (220 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[])
{
    int a[3][3];
    int b[3][3];
    
**    **** *    * *  * **   i=0;i<3;i++){
**  * **  **  *** **     * *  **   * * **  *****  **   * **  * * *       **  **   ** j=0;j<3;j++){
* *  * ** * *** * **  *  * *    ** ** *  *  ** *  **** ****   ****  ** *    * *  *   **   * * **   **   ***  *  * *    * * *   *  **  ***   *   ** *** *  **** * &a[i][j]);
   *  *** * *  ** *** *  ** *  * * *  *** ****   *  *** * * ** ** ** * * *  *     ** ***  *** *    * ** ***  **   ***** * *     *   **    *
* *   *** * *  **  ****   * *   **** ****  *   ******   **  **  **   ** ** 
    
  ***** * ***    ****      *  ** *   i=0;i<3;i++){
  *  ****** ** *** * **  **** ****** *    *   ** *   * ***  **  ********* **         ****  j=0;j<3;j++){
   ** *    * *  *     ** ***      ****  **** *    * ****  **    * *  *** ******** **  ***   *       ** **  * * *  * *   * * * ***** ** **  ***  *  *** * *** * &b[i][j]);
  **** * **  * **   *** * *** **  * **   * ** * *  **      *   *   * * ***  * **** **** * *   * * *  **  * * **** * *****  * *     ** ** ** * 
** *      * * ***   * *  *** *   * *  * **  * ** * *  * **   **  ****  * ** **** * **
  **  *    ** ** ***  **  *  * *   **  *  *  * *    *****   *  *  ** *   * ***    * ***      * **** ********* *** ** *  **    * * * * 
    for(int i=0;i<3;i++){
*******     **** *  **  ** ***** ** ***  **    ***      * **   ** **** * * ** ** *   *     * j=0;j<3;j++){
  *    **  * ** *  **  ** * * * ** ***    * *  **   ** ***    *     ****  *  * * **  **  *  **   *** * * **  ** **  ** ***** ** *  * *      ** ** *** ", a[i][j]+b[i][j]);
 * *** * * *  * *   *     * *    **   ** **  * *   *      * ****  * *   **  ****  *  * * * ** ******  * * * * *  ** *      *** *  *
 ***  ** * * * * ***   **   * * *  *   *  *   *   *   ********  * ** *  **    ** *****  **   * * *****   * *  **  * **** * * *****   *  * **    * **  * * * *
* *     ***** ** * * *****  ******    **  *  * ****** *  **  *** ****
  
 * *   *   *  ** ** *     * * * *** **   ***   
  return 0;
}
100/100 answered by (271 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include  *  ** ***  * * *
 
int main()
{
  * *** * *  *  *** a, b,   ***  ** *  *** **** *    **
 
 *** ** *    ** * *  **   (a = 0; a < 3; a++)
 * *  ** ******      ** * * ***   **      * (b = 0; b < 3; b++)
**       * *  ***  **** *  *   ***  *  *** **** *  ***  * * *   * * * *    **       **** **** *****
   **  *
*****  *  **    **  (a = 0; a < 3; a++)
  ** *   *  *** * **** * **     ** *****  * (b = 0 ; b < 3; b++)
* **** **  ** ** ***** ** ***  **  * * *    *** * *  **  *** ****   ***   ** ***   **** **** *  **   
    **
 
  ****   *    * ***  (a = 0; a < 3; a++) {
 * **  ** *     ** ***  *  *   ** *** * ***  ** (b = 0 ; b < 3; b++) {
  * **** ***   *   * **  *    *  **** ***  *   ** *   **  ****** *  = first[a][b] + * **   *
 *   * *   ** ****  **  *   ** *  *** ** **** ****     **         *     * ",  ** *  
  *   ***  * *** **    * ***  * ****   ** ***
 ** *   *   ** ** *  **** * * ** *  * *  **   *  **  ** ** *   *     
*   **  **  * **  *
 *  ***   *** *  **** * *
* * **   ** *** ** 0;
}
100/100 answered by (153 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include ** ** *   
 
int main()
{
* **  * ***  *** *   *  a, b, *          **   ** *   ****** 
 
*     *   *    *** * * (a = 0; a < 3; a++)
* ****     *** * * ***    *    ***    *** ****  (b = 0; b < 3; b++)
 *   * * ***** * **  ***       * **    **  *  *    ***  **      * ***** ** *  * * *  **   *  
 ** ** *
 * ** * *    *  ** **  (a = 0; a < 3; a++)
   *******     ** * * *** *  * ** **   *  ***  (b = 0 ; b < 3; b++)
* **  ***** **   ** *** **  **  * ***   ***  ** * * *** * ** *  ***  * **  *  **    * ** ** *  * 
    ** * ** * (a = 0; a < 3; a++) {
*  ***  *  ****  * * * ** **** *** *** **  (b = 0 ; b < 3; b++) {
*       ** *     * *   ***   **  *  *  * ***    * ** ** *****  *  * * = first[a][b] + **** *  **
   ** * * * ****  ******* * * **  * *** *** * * ***   *    * ** ***  ** * ", *   *
* *  ** ****  *   ** ** ***  *   *****
  **  *  *   **    * * * * *****  * *   ** *** **    * * * *
*    *   *   ** **   *
    *    **  * *  * **   
 ****   ** *  *  *** * 0;
}
100/100 answered by (283 points)
0 0
prog.c: In function 'main':
prog.c:22:3: error: expected declaration or statement at end of input
   return 0;
   ^~~~~~
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.17.188
©2016-2025

Related questions

0 like 0 dislike
17 answers
[Exercise 14] Arrays: Reversed Set
[Exercise] Coding (C) - asked Dec 7, 2017 in Chapter 4: Arrays by nat236919 (5.9k points)
ID: 35804 - Available when: Unlimited - Due to: Unlimited | 2.5k views
0 like 0 dislike
0 answers
Multi-dimensional arrays in C language
[Resource] asked Jan 5, 2018 in Chapter 4: Arrays by nat236919 (5.9k points)
ID: 41053 - Available when: Unlimited - Due to: Unlimited | 13 views
0 like 0 dislike
20 answers
[Exercise 15] Arrays: Fix me (II)
[Exercise] Fill in the blank - asked Dec 15, 2017 in Chapter 4: Arrays by nat236919 (5.9k points)
ID: 37578 - Available when: Unlimited - Due to: Unlimited | 1.5k views
0 like 0 dislike
46 answers
[Exercise 16] Arrays: Bubble-sort
[Exercise] Coding (C) - asked Dec 15, 2017 in Chapter 4: Arrays by nat236919 (5.9k points)
ID: 37580 - Available when: Unlimited - Due to: Unlimited | 4.8k views
0 like 0 dislike
18 answers
[Exercise 13] Arrays: Fix me
[Exercise] Fill in the blank - asked Dec 7, 2017 in Chapter 4: Arrays by nat236919 (5.9k points)
ID: 35798 - Available when: Unlimited - Due to: Unlimited | 1.3k views
12,783 questions
183,443 answers
172,219 comments
4,824 users