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);
               ^