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);
               ^