[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
4.1k 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 | 4.1k 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:172.70.127.51
©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 | 3.5k 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 | 2.1k 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 | 6.6k 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 | 1.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users