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);
               ^