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);
               ^