[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
4.4k 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 | 4.4k 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:172.70.100.177
©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 | 3.8k 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 | 2.2k 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 | 7.1k 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 | 1.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users