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);
               ^