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);
               ^