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);
               ^