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);
               ^