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