[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
7.4k 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 | 7.4k 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:104.23.243.165
©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 | 6.5k 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 | 3.8k 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 | 12k 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 | 3.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users