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);
               ^