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);
               ^