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);
               ^