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);
               ^