[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:172.70.194.156
©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 | 3.7k 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 | 7k 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