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);
               ^