[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