[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
8.4k 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 | 8.4k 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:104.23.197.65
©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 | 7.4k 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 | 4.2k 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 | 13.9k 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 | 3.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users