[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
5.1k 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 | 5.1k 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:172.71.254.197
©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 | 4.3k 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 | 2.5k 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 | 8.3k 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 | 2.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users