[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