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);
               ^