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);
               ^