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);
               ^