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);
               ^