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);
               ^