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