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);
               ^