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);
               ^