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);
               ^