[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
3.5k 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 | 3.5k 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:172.71.255.24
©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 | 2.9k 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 | 1.8k 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 | 5.6k 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 | 1.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users