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);
               ^