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);
               ^