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);
               ^