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);
               ^