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);
               ^