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);
               ^