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);
               ^