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);
               ^