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);
               ^