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);
               ^