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);
               ^