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);
               ^