10-05: A program that reads the exams result and displays the percentages.

Question

Write a program that reads the number of students who passed and failed in the exams and displays the percentages. For example:

輸入及格與不及格人數
輸出及格與不及格百分數

Example input:

12 8

Example output:

Success Ratio: 60%
Fail Ratio: 40%

Answer 1

Hidden content!
#include *    **  *** **
int main ()
{

** *     * * * * * ** ** *   *  pass, fail;
  *   ** * *  ***  * * ***  *   *  
 **** * * *** *** **  ******  * *  * ****    &pass,  * *** ***

 ** * *  ** *****   ***  **  = *   *      ;
**  **  ***** *  * *  *   * * ** * * = * ****** *  
      ***    * *  * ** *   *  *   * Ratio:     **  **  passratio);

    *  *    * *  * ** * * * ****   ** Ratio:   *    *** * failratio);
return 0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 2

Hidden content!
#include ** * * **** **  
int main ()
{

**  *     **  * *    *  ** *  pass, fail;
*   **  * *** ** * *** * *  *  *****      * *
 **  *      * ** *** *****   ***** *   * *  **    &pass, *****    

*****  * ** ** ***   * *  * *  =   * ***   *   * ;
**     *  * ** **  * *  * **  **  ***  = *  * * * *  *
 **  * ****** **  ***  **  **   ***     Ratio:  **  *     * * ** *  * passratio);

  * *  **    ** ** **** * * ***   * *  ******** Ratio:   ** * *  * *   failratio);
return 0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output

Answer 3

Hidden content!
#include  ** * *  *****  * *
int main ()
{

     **  ** ***  *    ** * pass, fail;
 * ****   *  ** ** *** *  *  *  **  *  *     
  *  ***    * *  * **  *   *       *** *    * *  **** &pass, **   *  ** *

**        **** * *  *  * * *   **  * = ***  **   ** ;
  *   *  **  ** ******  * *   *   =   * ** * **
* * **     **    ****  *** *  *  * *  Ratio:  ****** ***  **    passratio);

*      **    *** *  **  *   *     *** **    Ratio: *  *    *  **  failratio);
 **  **     0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output

Answer 4

Hidden content!
#include   **    * ** 
int main ()
{

   *   **   **** *  *   * *  pass, fail;
**** ** ****  *  * * ****    * *  * * *   *
   *  *****   *** *  ****  * *  *      ******* &pass,  *** ***  *  

  * * *   **** ***     ** ***    * =  ** ******   * ;
*   ** * *** *** *  *** ***** * * * =  ****   ***
 **      *   *   * ***   * *  * * ** **  Ratio: * *  * *** *   ** passratio);

  * *** ** *  *  ** ** **  *** ** **  * *  ** Ratio: * ****  ***    * failratio);
return 0;
}

Comments

prog.c: In function 'main':
prog.c:11:32: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("Success Ratio:  %d%\n", passratio);
                                ^
prog.c:13:28: warning: spurious trailing '%' in format [-Wformat=]
     printf("Fail Ratio:  %d%", failratio);
                            ^

Answer 5

Hidden content!
   *      * **   * * 
int main(void)
{
 *******  *  * * *****  * a, a1,b,b1;
 * * ** *   *  ** ** * *    *   *  ***  *   *  *   *    *   
** *   *   *****   * *   * 
   *   *******    ***  *   ***  
     * **  *      *    ***  * *  *** Ratio: *** * **** **   
** ***** ** * ******   * * * ***** Ratio: %g%%",b1);
   **      *     ** * ****   0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 6

Hidden content!
**   * * * * * 
int ** *** 
int *     p1,p2;
*** * *   *** ****   *        * **   * *
 *    *  
  * ****  * 
    ** ** *   * * Ratio:  *  * *    Ratio:  ***** ***   *** 
*  *** 0;}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 7

Hidden content!
  **  ***  ** ***   
int main()
{
float a,b,c;
 ** ***   *  *** * *   *    * *** *  *  *   *  *   *    ****   ** **   ***
  ** *   ******  *** *    **** *  **
  **** *** * * *   * * * **    ** *  **  * Ratio: *   *   *   * ***
*  *****      ** * * * * * **      ***  Ratio: %.0f%%",b/c*100);
* * **  *** ***  ******   ** 0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 8

Hidden content!
#include <stdio.h>
int main ()
{
   ***** ****  * *    * *** a,b,c;
 ******  **    *    **    ** *   *  * * *    **      ***  ** ** **** * 
  * *  * *  *  * *  ***    * * 
 *    *  ***** *  * *     *  *   * *  **** **  * Ratio:  * * ** **  *
**  **    ** *** ** *** ** **  **    *  *  * Ratio: *** *  **    * *  **
*   **  *  ** *****  * * * *  ** 0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 9

Hidden content!
#include <stdio.h>
int main ()
{
**** * * *** **    *  *  *   * * a,b,c;
  * ***  * *    *****    ***  *** * *    ***    *  **** **  ** *  *** * 
*   ****   * * * ******  ** *** * **  *
*  *   **** * * * ** *  * * *  * * **   **  Ratio: * ***  *  *  * 
*   ***   ***** **  * *  ** **     Ratio:  ** **  *** ** * 
****  * **    *  **    *  **     0;
}

Comments

prog.c: In function 'main':
prog.c:5:13: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'float *' [-Wformat=]
     scanf("%d %d",&a,&b);
             ^
prog.c:5:16: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'float *' [-Wformat=]
     scanf("%d %d",&a,&b);
                ^

Answer 10

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

int main()

{
** *   **   **  *    ** * * a,b,c,d;
 ***   ***  **  *       **  * ***      *         * * *  
* *  * ** * ****   * ***   *   **  ** **   **** ** 

*  ***  **** *** ** *  ** * ***    
  *  **  *** ** * ***     *  *  

*** *  ******  *  *  *** **  ** **  * **  ***   Ratio: %.f%%\n",c);
  *  * ** ** *  *  *   ***   *** * *  *   Ratio: %.f%%",d);
*   * * ** *****    ** *** 

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

Comments

prog.c:3:1: warning: return type defaults to 'int' [-Wimplicit-int]
 main(void)
 ^~~~

---

prog.c:3:1: warning: return type defaults to 'int' [-Wimplicit-int]
 main()
 ^~~~

---

Case 0: Correct output
Case 1: Correct output