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);
               ^