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);
               ^