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);
               ^