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);
               ^