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);
               ^