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);
               ^