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);
               ^