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);
               ^