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);
               ^