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);
               ^