[Exercise 18] Function: A number squared

Question

Please write a program, including function(s), that receives one input number, then shows the squared value of the input.

Input 1

10

Output 1

10
100

Input 2

12

Output 2

12
144

Answer 1

Hidden content!
#include  *     **  *   
#include  * *     **     *

int    *** * 
void  * ** *       number);

int main(int argc, char *argv[])
{
** ** * ** *
*    **  * *  ***   a;
  **  ***  **  ** = * * * **  
***    * * * *** 
*   *   * ** 
**  *   **  *** *****  
 ***  ** ***** *  *   ****** ** 
******* *  ***** * 0;
}

void  ***  ****  number){
    *  **  *** *  * *** *    *    ***  * *   *****  ***  **
 * * * **      * * ******  ****** ** 
}

int * * * *    
*    **   **   *   ******  * x;
*  *  *   ***  **   ***   ***  ** **** ***  &x);
* * *** * ** ***** *   **  ***   * x;    *  **   *  
}

Comments

/tmp/ccBixDvw.o: In function `main':
prog.c:(.text+0x15): undefined reference to `readNumber'
collect2: error: ld returned 1 exit status

---

/tmp/ccU0sfkC.o: In function `main':
prog.c:(.text+0x15): undefined reference to `readNumber'
collect2: error: ld returned 1 exit status

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 2

Hidden content!
#include ** *   *** *     *
#include     *      **** 

int *    **  
void ** *****   number);

int main(int argc, char *argv[])
{
*   **     *
 * * *** * * ***   a;
*  *     ***** * = ***   *   
  **   ** *** *
*****  *  * *
 ** *  **  ********* *     * *
**   ** **  ****      *    **  ** * ***
 * **   *     * * 0;
}

void *    ** ***  number){
 ** ***   **** * *  *  *    * ** *    ** **** *  * *
** * *  ****  ***      ** ** *  *  * ****  *
}

int     ***  *
* **  ** ** ****      * * **  x;
** **  * ***  ** ***     ***   * ** ***  **    **  &x);
 *  *** * *** **** * *  * *** *  x;  *  *    **** *  * 
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 3

Hidden content!
    * *  *  **** 
****   * *  *** *   * 

int main(){
*  ***  *  * * * int s,n;
*  *** *   *  
 * ** *    ** ** *     **** * * *** ***
    ***   * ** 
 *    n=s*s;
* **   ** * 
* * **   * ***  **    ***** **      
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 4

Hidden content!
  *  ******* ** *   
*** ** *** ** * * ****

int **   * * 
void * *   * * number);

int main(int argc, char ***
{
** * * **** 
 *    ***    x;
 *  * *** = ******   
 * **  *  *  *** *
   ***  **  *******  

 ** ** * * ** **** *  *  0;
}

void **** ****    
 * ***  * ** ******* ** ** ** *  **  *  ******    *** *** *  * *   
*** *    * *  *   ***   **      * *  
}

int *   *   *
  *** **  int y;
*     *    * * * * * **** * * **  *  *
**    **  ** ** y;    
}

Comments

prog.c: In function 'main':
prog.c:10:2: error: stray '\302' in program
  \xc2\xa0int x;
  ^
prog.c:10:3: error: stray '\240' in program
  \xc2\xa0int x;
   ^
prog.c:11:2: error: stray '\302' in program
  \xc2\xa0x = readNumber();
  ^
prog.c:11:3: error: stray '\240' in program
  \xc2\xa0x = readNumber();
   ^
prog.c:13:2: error: stray '\302' in program
  \xc2\xa0writeNumber(x*x);
  ^
prog.c:13:3: error: stray '\240' in program
  \xc2\xa0writeNumber(x*x);
   ^
prog.c: In function 'readNumber':
prog.c:24:2: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0int y;
  ^
prog.c:24:3: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0int y;
   ^
prog.c:24:5: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0int y;
     ^
prog.c:24:6: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0int y;
      ^
prog.c:25:2: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
  ^
prog.c:25:3: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
   ^
prog.c:25:5: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
     ^
prog.c:25:6: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
      ^
prog.c:26:2: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
  ^
prog.c:26:3: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
   ^
prog.c:26:5: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
     ^
prog.c:26:6: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
      ^
prog.c:26:17: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                 ^
prog.c:26:18: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                  ^
prog.c:26:20: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                    ^
prog.c:26:21: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                     ^

Answer 5

Hidden content!
#include ***    *  *  * 
#include  * * *  * *   * *

int  *  *  * 
void *** * ** number);

int main(int argc, char *argv[])
{
 *   * ** *  *
*  *        **   a;
*    *  ** **** = *    ** * *
** *  ** ***     
*  * ****  *  ** 
 ** *** * *** * * *** **     
*       **  * *   * * ***  * ** 
  **   * ** ** 0;
}

void *  *  *  *** number){
**  **   ** ****    * *** *  **  *  **** **  * * *****    *   
* ** *   * * * *    *** * * * * ***** 
}

int        
* *  *   *****  **  ***** * *  ***  x;
    * * *     *  * *   *     **** *  ** * *** *  &x);
 *****    ***  **    * * *    x;    ***   **** *   ***
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 6

Hidden content!
#include *   ** * *** **
*   **    *****   * 

int * **** ** 
void  ** **** ** number);

int main(int argc, char *argv[])
{
   *   *****
 *** ** ***  * ***   a;
**   **   ****** * = * *  * **
** * *** **
*  * *  *     * *    *   * * a);

**  *   **  ****    0;
}

void * **     number){
      **    * *  ****  * *    ****** * *  ***** ***  *    *
* * **  ** *        *   *  ***   ** ** 
}

int     * ***
 ** **   **** *  *    * **         x;
 *** * * * ** *** *    * ****  *  **  * *  *** *   **   *   *
 *    * * ** **** **  * * **  **  x;   ** *** *** **  ** * 
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 7

Hidden content!
#include **    *** ** 
#include  * *  * **  ** *

int *** *  
void  **** ***** number);

int main(int argc, char *argv[])
{
*  *    **  * 
        *  **  a;
 *  * * * * * =   * ** 
*** * * ****  *
*    *     ***  *  *  * * *** 

*** ** **  *  ***  0;
}

void  * **       number){
  * **** *      **      ****  ******* **   **** ****  **** 
     *   *   * ** *** **    **  ***  *** *
}

int * *      *
**  * **   ***** *** ****   *   x;
 * *    * * ****    **    *    *  *  *   **  ** ** * ** ***
   *   **  * ** * *******  *    * *  * * x; *** *  * *  * **  * **
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 8

Hidden content!
#include  **  *  ***
#include     **  * * ** * 

int  *** ** *   
void * *   * ** number);

int main(int argc, char *argv[])
{
     * **** ***
 * *  * * * **  ***   a;
*    ** *     *** = * *   
   ** *  *  *
 * **    **     *
  ****  ********    * *** 

 *   **   ** *** 0;
}

void *  * * number){
    * *** ** * **** *** **  *   ** * *****    * 
*  * **** ** ** ****** * **   **  ** *
}

int  *  *    *
** * *  *     * ** **   **    *  x;
*** *     * *** ** ** ** **     *  * ** ***   *** * *  * * 
   * *  * *  *  *** *  *  *    x;  *** **** ** * * 
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 9

Hidden content!
#include  ***   *   * *  ** 
#include  *  * * ** ** 

int *  * * * 
void * **    * number);

int main(int argc, char *argv[])
{
*      ** *** 
  *  *** ****  *     a;
**  ****** *  ** =  ** *  * 
*   ***  
**     *  *   *    *   

 *** *  *    *****  * 0;
}

void  ****** number){
**  *  *    **    * **  **      ** *   *  * **  ***  * *  *
   * *  * *** *  *   *       ***  *  ** *
}

int      
  ***     *   *   ****** * x;
   **   *** ***     ***** **       ** **       *    
***  **** ***   **   * *     ** **  x;  * ** *******  *  * *
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 10

Hidden content!
#include *   **** * *
#include * ** *  *** *  

int ***   *** 
void  *  * ** * number);

int main(int argc, char *argv[])
{
** * *     *  
      ** ***    * a;
  **   **    *  =  *   * *   
 * **  * **
******** * **  *** *   **   

    ***      *      0;
}

void        * number){
  *** * **  *   *   ** * ** *   *  ****   * * *   ** **  
 * *   ***   *** **   *  *  * **  * ***
}

int * * ** 
  * *  ****    ***  * **   ** * *  x;
**  *   *** ** ** **    *****   *  *  * * ** *
**  *** *  *********  *** ** *   x;  ***** **  **   * ** *
}
** * *

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output