[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