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(){
**  *  * * * ***    *   ** *   a,b;
*** ***** * **       *  *     passed,failed;
  *****  * * * *     * ***** total;
       **  * * *******     
*  * *     ** * *    *  *****  ** *    * ***   ***    *   * * ***
**   **  *** * * * **  * * ** * **   = a+b;
    ** ****    ****  * ***  * * * = (float)a/total*100;
  * ***  *   * ** * ***** *    *** = (float)b/total*100;
 ** *       ***** **  **   
* ******   ********* *  **   ** **   *    * Ratio: %d%%\n", passed);
 **    *** ***** * **   * * * ****     ** * Ratio:        * *  * *** 
***    * *  **   *  *       ***
    ******   *  *    **  *   0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 2

Hidden content!
#include <stdio.h>

int main(){
*******  *** *    * ** ***   *  a,b;
*   ** * * *  ***  **   ****  passed,failed;
  *     **    **  * * ***   total;
*     * ***  **  *******   *
  * * *     * ** * * ****  ***     *    * *  * ** * ***   *  * **
**** *  ***   **    * * *    * = a+b;
***   * *   ***   * *  *   * = (float)a/total*100;
 *** ***  * * * * *  **   **  ** = (float)b/total*100;
    ***   * ** *****    * * 
** **  *    *  ** **  *  * ***    * **** **  **  passed);
 *  **  *** *  *    *   * **     *  *   * *   *  *    *** *
**  **** ********  **  *  * 
   ***  *    *      *** * *  0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output

Answer 3

Hidden content!
#include <stdio.h>

int main(){
  * ** * * ***   *     *        * a,b;
 * **     **  * *****  ***** * passed,failed;
 * * **** * **  **         *  *  * total;
* *  *  ** ** **  *  
 *    * **** **   * ** *** ******* *  *    ***  *     *** *
***    ***  *    ** *****  ***  * = a+b;
* * *  ** * *  *  *  ** ****** = (float)a/total*100;
*** *** *****  *  *   ****    *  = (float)b/total*100;
 * * ***   * **   *****    *  **
 ****  * ****** * * ******   ** ***  * * **** *     * passed);
* * ** ** *  *** **   **  *   **  *  *  ***    **** * **
*    * * *     *  **        *  *
***  * *  ***     ***  *     ** *  0;
}

Comments

prog.c: In function 'main':
prog.c:13:16: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("%d%\n", passed);
                ^
prog.c:14:16: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("%d%\n",failed);
                ^

Answer 4

Hidden content!
#include <stdio.h>

int main(){
** *    ***  *** **  *  ***   ***  a,b;
*  *        ** ***      ****** **  passed,failed;
**   * *** ** * ****  *** **    ** total;
** ** *** ********   *    * 
**  * *  *** ** **** ****  **** *** *  **  * **** *   *** * * *** *  
 ***  * **     ***     ***    = a+b;
**     * **** *  **   *  **  * = (float)a/total*100;
** ***** * ***  *** **   *  * = (float)b/total*100;
  ** **  *    ** ** ***  
   ** ** * * *   *  *  * **  * * ** *  ******   *** passed);
***   **  **** ***      * **  * * *  ** ** *  * ***   
  ** **      *  *  
*     *    * ** ***  **       ** * 0;
}

Comments

prog.c: In function 'main':
prog.c:13:16: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("%g%\n", passed);
                ^
prog.c:14:16: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("%g%\n",failed);
                ^

Answer 5

Hidden content!
#include <stdio.h>
#include **  ** *** * *

int main()
{
   * ** *** *      *     ** ** *  *  pass,fail;

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

***     *  **    * ***  * ** *   **** ***     Ratio:  *  * **  *** * ******  
 * * ** * ****** *  *     ** *  *  ******* Ratio: **     ***  *  ******  

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

Comments

prog.c: In function 'main':
prog.c:9:13: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'float *' [-Wformat=]
     scanf("%d %d",&pass,&fail);
             ^
prog.c:9:16: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'float *' [-Wformat=]
     scanf("%d %d",&pass,&fail);
                ^

---

Case 0: Correct output
Case 1: Correct output

---

Case 0: Correct output
Case 1: Correct output

Answer 6

Hidden content!
   * * **  *     *
int main()
{
 ****     ** * **   *** ** *** a,b;
    *   ******    **   * * * ***    * ** *  * *  * * *** * **
 ** * * ***   **   ***   *  *** ** *  * Ratio:   * *  ** ** * *  * 
  *      ** * *     *  ** ** *   *  Ratio: %g%%",(b/(a+b))*100);
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 7

Hidden content!
***   *  ** * **
int main(void)
{
* * ** *    * *** **  *  *** ** a, b,success, fail ;
***    * **      **  **** **  * *   ********  * * * * *  **       *
*   *  ** * *     **    ** **   ** * * **  * ***
***** *** *****  *  *    * * *       ** *  ** *
 **   ** **    * ****   ***   * **       ****   Ratio: %g%%\nFail Ratio:  * ** * * success, fail);
    *   ***   *   **    ** ** ** 0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 8

Hidden content!
#include <stdio.h>

int main()

{
  * *** *** * * * * ***** *  a,b;
* ** *    *    ** ***    **** **** *****  *  * *****  **   ** **   **  

 * **    * **** * *****  *  * *   ***  * Ratio: *** **** *     *** **
*  ** **      **  *    * **** *    Ratio: *****    *  *** **** * 

*    * *** * ***      * *  * * 0;

}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 9

Hidden content!
 * *  *  * ****   * ** *
int main()
{
 **  *   ** ****  *     *  *  * a,b;
 *   ** **** *   ** *  ** *  *****    ** * *   **  *  *  * 
 *  ** *****  *** * *  ** ** *   *** * ***  * Ratio: ** *   *** * * * *     
  *   ****    **  *** ** ********       *      Ratio: %g%%",100*(b/(a+b)));
 *  *    * ***** ** * ****  0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 10

Hidden content!
*  ***  *  * ** * **** 
int main()
  {
 **  ** **     **  ***   **** **  a,b;
 *** *  * ** * * ** **  * *****    *  *****  ** *  **    *** ****    
  * *  *  *   ** * *   * **    * *     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:5:15: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'float *' [-Wformat=]
     scanf("%d%d",&a,&b);
               ^