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);
               ^