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