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);
               ^