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);
               ^