[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
8.2k 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 | 8.2k 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:104.23.197.94
©2016-2026

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 | 7.2k 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 | 4.1k 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 | 13.6k 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 | 3.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users