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);
               ^