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);
               ^