[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