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);
               ^