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);
               ^