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);
               ^