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);
               ^