第二次期中考 -5 11的倍數

8 like 0 dislike
11.9k views
若一個正整數的奇數位數字和與偶數位數字和兩者差的絕對值是11的倍數，則這個正整數就是11的倍數，否則就不是11的倍數。

請寫一個程式來判斷輸入的數是不是十一的倍數。

 

輸入說明：

會輸入一個正整數N，N不會超過1000位。

 

輸出說明：

如果輸入的數字是11的倍數就在螢幕上輸出YES，否則就輸出NO。

 

輸入範例：

11111111111111111111111111111111111111111111111111

 

輸出範例：

YES
[Exam] asked in 2017-1 程式設計(一)AD by (18k points)
ID: 36178 - Available when: 2017-12-08 18:30 - Due to: Unlimited | 11.9k views

19 Answers

0 like 0 dislike 
Hidden content!
#include<stdio.h>
int main()
{
 * * * * *    * **** *   *  ** *   i;
******* *      **       ***   *   *  *  a,b;
     int N[1000];
    
     scanf("%s", N);
     
      **   **  **  *  * **  **   * (i=0; i<=1000; i=i+2)
     {
*   * ** ** ** * * *** ** * * * *  *      * **  **   ** ** *  * * 
***    * *     *** *  *  ** *   ***  *  *   * * ****  * *   * = a+N[i]; * **** *****  **    *   **  *  *  * * * **     * ***
     }
     
 ** **  * *** *** ***      ***   *** *****  (i=1; i<=1000; i=i+2)
*   ** **   *  *     *   ***  ** ** *   *
****  *******  *  * * * ** ***** *****  ** ****  ** *    *  *** = b+N[i];
     }
     
 * *    * *   ****  * ***   ****     (a>b)
     {
   * *      ******     *   * * *  * *  *        *  **    ** * * ((a-b)%11==0)
 **   ** *  *  ****** *    *** *     * ** *  ***  ****    *** **
*** * ****    **    **    ***** * *   *  *   * ****   ***   *  *** *** ***** ** **   **    ** **** 
 * *  * ***    **  **  *  **** *    * ******  * ****     *
**** * * **** * *  *  *      * * * ** * * * * **  * **  *******   ** * 
* ***    *** **  *   *****    ****** ** **   * **    *   *  
******  *  ***  *   * ****  ** *  ***** * * ** *   **       *    ****  *  * * ***** *  * *** * ** * **   * **** *
  ** **  * * *  ** ***  *** **  * ** * *  * *  **   *  *
   *****    *   *  ** **     * *   ***  * *
*  *  *  *  * ** *  **  *  *   * ** **** * **  if (a<b)
     {
*   * * *  * * *  * ************ * ** **  *** **      ****  * ((b-a)%11==0)
*******  *     * ***  ** *    *  **** ** *****   ** * *  ****  
*    *******   ** * **    *** *****  *  **** *     *  ***  * **   *** *   * **  **  * ****   *** 
  ** *    ** *******  *   *  *  ** **  * *  ** *  *** *  *  *
****     *  *    ***   ** * *    ***   ** * * *  **  *  **
 * * * * *** **  *** ** *** ***       * *       ******    *
 ***   *   **  ** * ** ** *** * * **  * ** *   *     *  *   **   ** * *** **  *  *  *  * * *  * *  ***
 *  * *   **  *** * *** * * **  ** *     * * * * ** ****   *  * *
   * * **** * **   *  ***** * ** ** * **  
  *  **    *  ** *    * *  * * *   ** * ** ** if (a=b)
 *** ******* * **  **  *   *    ** * *
** ** *  **  **   * ** **** * *  * *  *   ****    * *   *** ***    * *    * **   * *** *  *  *** 
     * ** * *  **  * * ***     ***  *** * **
* *    **   **     ***    *   * * ********   
* * *  *** ** ***** * *** ** *   ** ** *** * **** * ******
* *   ***** *   ** *  ***  *  ** *** **   * * *  0;
*   **** * * ***     *   * ** *  ***   
}
  ** ***  ***  * ****   ****** **    **   **  ** * **
answered by (202 points)
0 0
prog.c: In function 'main':
prog.c:8:11: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'int *' [-Wformat=]
   scanf("%s", N);
           ^
prog.c:48:7: warning: implicit declaration of function 'system' [-Wimplicit-function-declaration]
       system("pause");
       ^~~~~~
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:8:11: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'int *' [-Wformat=]
   scanf("%s", N);
           ^
prog.c:48:7: warning: implicit declaration of function 'system' [-Wimplicit-function-declaration]
       system("pause");
       ^~~~~~
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main()
{
   *  ** *    * *     **  ** * long long n;
*  * *   **   ******** *  **  *       ** * *   *** *  *  * ** *
    {
  * **  *   **  * * *       *        *  *  * ***  * ** ***  * ***
     ** *  *****   *** * **  *  * ** * * * * **     **  ***  *** **  *    *  ***   **  ** **   ***** 
** *  **  ** ** **** ** ***

 * **** *  * *  * ***** * *  * *    0;
}
answered by (114 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
int main()
{
 **** **      *  ****** ** * input[10000];
 ** *    *** *  ******* ** **   *** * *** ** * * **  *** * * *
    {
**  *** *    *   * * *  * * ** * * * * *** **   * *  *  *    i,l=strlen(input),a=0,b=0;
     *   *  *** *** ** * * * *    *  * ***  ** * **** ** * *   ** * **   ** *
       * * *  * * ** ** ***   *** **     ****   ********
 * *** ** ** ****** ** ****** **    ********     * **  * **  **  *  
*** ****  * ***** **   **** *  **   * *  ** *  * *  *** **
 * ** * ** ********* *  ***** ** ** *  *   ***** *    * *       
     *  ** **     *  * *****   *    * * * * * * *** ***  * * ***  *** *** * * **      *     **  *   *  * 
   ** * ***  * ** ***  *  * ****  **  **  *  **  **  ** ***
*    * * ** *    *  * * * **  *** **  *      *** **    *  ***       * **** **   * *     * * *  ***** **
    }
* * **** ******* * *   * *  0;
}
answered by (30k points)
edited by
0 0
prog.c: In function 'main':
prog.c:7:19: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[10000]' [-Wformat=]
     while(scanf("%s",&input)!=EOF)
                   ^
prog.c:14:12: warning: implicit declaration of function 'abs' [-Wimplicit-function-declaration]
         if(abs(a-b)%11==0)
            ^~~
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:14:12: warning: implicit declaration of function 'abs' [-Wimplicit-function-declaration]
         if(abs(a-b)%11==0)
            ^~~
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:14:12: warning: implicit declaration of function 'abs' [-Wimplicit-function-declaration]
        ans=abs(a-b);
            ^~~
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:13:12: warning: implicit declaration of function 'abs' [-Wimplicit-function-declaration]
         if(abs(a-b)%11==0)
            ^~~
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>
int main()
{
***    *  **   *  ****   * i,j,add=0,even=0;
  * ** * *      *** *** a[1000]={0};
* ** ** *        ***  ** * *******   ** *   *  **    






    ** *   * * **  *  *** * *** ***** * ** **  *
    {
 **  *   * ** ****   *** ***   * ***   **  ** **    ****    **** 
**  * *  ****    * ***  **   * ***** *****   *** **** ***** 
* *****  **** *  **  ** * * *  *   * *   ** * * **    * *

* *  * ** ** **** *****  *

* **   ***  ***   ***  *    * *     *   *        **** 
    {
 *** *  ***   * **  ** *** ***  ***  *  * * * **    **     *   )
*****   * ***   *  **   * *  *** **   * ** **    *** ** **
***  *    * ***  ** ***  *  ***  * **  * * ** **

    }

 **    *   ** * ** * **   **  ** *  ***  *

  * ***  ****  **** *     ** *   * * * * * **  *   *   *  **  ***  * **

**  *  *   ** **       * * *      if((add-even)%11==0)
****  ****   **********      *    * ***  * *  * * * * *** ***  * *  *** **
 *****   ****   * *   **** * * 
******  ***  * *  ***     *       **** **    *     *    ** * ****  


 *   *    ** *  * *  ** *  0;
}
answered by (174 points)
edited by
0 0
prog.c: In function 'main':
prog.c:10:13: error: 'i' undeclared (first use in this function)
     for(n=0;i=0;i<=a;i++) //\xe5\xa5\x87\xe4\xbd\x8d\xe6\x95\xb8\xe5\x81\xb6\xe4\xbd\x8d\xe6\x95\xb8\xe5\x88\xa4\xe6\x96\xb7,a<=10^999
             ^
prog.c:10:13: note: each undeclared identifier is reported only once for each function it appears in
prog.c:10:21: error: expected ')' before ';' token
     for(n=0;i=0;i<=a;i++) //\xe5\xa5\x87\xe4\xbd\x8d\xe6\x95\xb8\xe5\x81\xb6\xe4\xbd\x8d\xe6\x95\xb8\xe5\x88\xa4\xe6\x96\xb7,a<=10^999
                     ^
prog.c:12:18: error: invalid suffix "n" on integer constant
       if(c=a/10^(2n))
                  ^~
prog.c:17:22: error: expected ')' before ';' token
      for(n=0;i=0;i<=a;i++)
                      ^
prog.c:19:38: error: invalid suffix "n" on integer constant
                           if(d=a/10^(2n+1)
                                      ^~
prog.c:20:27: error: expected ')' before 'even'
                           even+=d;
                           ^~~~
prog.c:21:5: error: expected expression before '}' token
     }
     ^
prog.c:25:1: error: expected '}' before 'else'
 else
 ^~~~
prog.c: At top level:
prog.c:28:2: error: expected identifier or '(' before 'return'
  return 0;
  ^~~~~~
prog.c:29:1: error: expected identifier or '(' before '}' token
 }
 ^
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:6:12: warning: zero-length gnu_printf format string [-Wformat-zero-length]
     printf("");
            ^~
prog.c:7:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(a);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
prog.c:14:16: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     for(i=0;i<=strlen(a);i=i+2)
                ^~~~~~
prog.c:14:16: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:14:16: note: include '<string.h>' or provide a declaration of 'strlen'
prog.c:22:17: warning: incompatible implicit declaration of built-in function 'strlen'
      for(i=1;i<=strlen(a);i=i+2)
                 ^~~~~~
prog.c:22:17: note: include '<string.h>' or provide a declaration of 'strlen'
/tmp/ccEDkE9I.o: In function `main':
prog.c:(.text+0x51): warning: the `gets' function is dangerous and should not be used.
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:6:12: warning: zero-length gnu_printf format string [-Wformat-zero-length]
     printf("");
            ^~
prog.c:7:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(a);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
prog.c:14:16: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     for(i=0;i<=strlen(a);i=i+2)
                ^~~~~~
prog.c:14:16: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:14:16: note: include '<string.h>' or provide a declaration of 'strlen'
prog.c:22:17: warning: incompatible implicit declaration of built-in function 'strlen'
      for(i=1;i<=strlen(a);i=i+2)
                 ^~~~~~
prog.c:22:17: note: include '<string.h>' or provide a declaration of 'strlen'
/tmp/ccuq6Kb5.o: In function `main':
prog.c:(.text+0x51): warning: the `gets' function is dangerous and should not be used.
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:6:13: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
     scanf("%s",&a);
             ^
prog.c:13:16: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     for(i=0;i<=strlen(a);i=i+2)
                ^~~~~~
prog.c:13:16: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:13:16: note: include '<string.h>' or provide a declaration of 'strlen'
prog.c:21:17: warning: incompatible implicit declaration of built-in function 'strlen'
      for(i=1;i<=strlen(a);i=i+2)
                 ^~~~~~
prog.c:21:17: note: include '<string.h>' or provide a declaration of 'strlen'
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:7:13: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
     scanf("%s",&a);
             ^
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
int main(void)

{
 ** ** ****    **   ** *  ** num[1000];
*      *    * * * *   ******      * i,a,b;
**    * *** **  *** **** 
  ** * **  ***** * * **  * * *** ** a number:");
   *** * * ****  * *** * **** = 0; i<1000; i+2)
 *** ****** * *  * *   *** 
    *  * *    * *** ***** *  += num[i];
  *  *** ***  *    * *** *     += num[i*2+1];
   *****  ********  **    * 
** ***  **  ***  ***** ** 
 * ** ** *     *  *  * * * * *    == 0)
*** * *      *    * *  **    **    **  * ** ***
  *   *    *  *** ******  *  
 *** *  * * *** **  ******   **
***       * *** *   * *** * *** **   ****    * 
*       ***   *  **   * ****** 
** * *** * **** ***** * 0;
}
answered by (212 points)
0 0
prog.c:1:2: error: invalid preprocessing directive #inlude
 #inlude<stdio.h>
  ^~~~~~
prog.c: In function 'main':
prog.c:8:5: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
     printf("Enter a number:");
     ^~~~~~
prog.c:8:5: warning: incompatible implicit declaration of built-in function 'printf'
prog.c:8:5: note: include '<stdio.h>' or provide a declaration of 'printf'
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
int main()
{
 * *    *     * *  ***    ** ** *  x;
***   *  *    *****  * ***  *  **    * enter a number\n");
  * ** * *   *   ** *** * ***       ***  * * *  ** *
 * **    *  *** ******    ***** * *** * 
******   *** **  ***   **** ** * ***** * ***** *  * *   ***  * * ****  *
**** *  * **    *** * * *     * *  ** **   * **  **  *   
***** **  * *  *   ** *** * ****  ****   *  ***   ** * ** *  * * ****   * * **   ***  *   *  * *** ** 
    
 **** *  ****** **  **
}
answered by (172 points)
1 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>

int main()
{   
**** ***  ***** ***      *  a;
 *  *  * ** **  * ****  ***  * *****    * your number:");
***  *  **   *  **  * ***       *  **   * ** * **** *  * *
 ***   * ***  **   ** *   * * *    % 11 == 0)
** *   * *  ** * * * *    *       ***   ** *   **** 
*****  *   *   ** **  ** *     * **   
**   * ****** ****  *  *  * *   *** ** ** * 
*  * *      **  ***  
****  *   * *****  ****   ** ****   *     ****   
** * * ****  * * ** *  * **  ** 0;
}
**  *  **  * **      *  *
answered by (164 points)
0 1
prog.c: In function 'main':
prog.c:13:5: warning: implicit declaration of function 'system' [-Wimplicit-function-declaration]
     system("pause");
     ^~~~~~
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>

int main(){
 ** ***   * ** **       **
* *  **  * * * ** * **** **  * num;
  * ** **    *   ** ** 
* **     *   * * *****   * * **  ****  ******    *** 
 **  * ** *** *****  * 
    
*  ** ******* * *  ****  ********
 ****  **  ******  * ** ** ****  ** *  * **  ** *
  *  * *  ***  * * *  *  ****
*** * *  *  ***  *** *       *     * **  ***   ***  

**** * *** * ** ** *  *** 
*** * ***    ** *  *  *** *
}
answered by (192 points)
edited by
0 0
prog.c: In function 'main':
prog.c:8:13: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
     scanf("%s",&ch);
             ^
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:8:13: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
     scanf("%s",&ch);
             ^
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Correct output
Case 3: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Correct output
Case 3: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Correct output
Case 3: Wrong output
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:8:13: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
     scanf("%s",&ch);
             ^
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Correct output
Case 3: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<stdlib.h>
int main(void)
{
  ****   ** *  * ** ** *   * *  * ** in,a;
** *     ** * ** * *  * *   * *   ** **  *   **   
 *  * * ** * * * *   **  * 
*  *  * *****   *  ***  * *** *  
   *     ** * *  *** *  *
   *** * * ** *** *    *  **
***  * ***  ** ** ** * ** **  * **  * **    *  **** **   * * **   
 **  ** *    *   **  **  **  *   *** **** ****   
   *** ******* *  **   *** ***** if (a!=0){
* *** ** * *   *  *  **       ** *    **   *** * *  *      *  *** * *   ** *** ** *     
**   ****   **    *  ****   *  **  * ** *   * **  ** *** *****
** *** *  ***  *     ** **  
system("pause");
return 0;

}
answered by (185 points)
0 0
prog.c: In function 'main':
prog.c:6:14: warning: format '%ld' expects argument of type 'long int *', but argument 2 has type 'long int' [-Wformat=]
     scanf("%ld",in);
              ^
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<math.h>
int main()
{
 *    *   *  *** ******* * *  **** j, k = 0, l = 0;
    ***  **** * **** *   ** ** str[10000] = {0};
*     **  * *    **    * **  ** *  * *** *  **  * str);
** ***  **  *     ***** ***   = 0;j < strlen(str);j ++)
***** ***** ** * *   *  **  
  * ***  * * *  * *   ***      *   * ***   * * * ***** % 2)
*** * *  ***** ** * * ** *     *** *** ***   * *** *
    ** *     * * **   ****  * ****   **  * * * *    *  *****  *     * *** **  += str[j] - '0';
* *        * *  *  ****** *    *** ***    *** * *
* ***** * *  * *  *   ****** **  *  *    *   *  *  *  * **  
****  *  **  *  *    *   *  * * * *     *  * *** *** * 
 *  *  ***  *      *    *   * **  *  ** * ***   * * *   *  *   * **  *   *  += str[j] - '0';
 * *  * * ** ******** ***  *    *   *  *** *  *** *  * * * 
* ****   * *  *    *   ***  * 
**    *   *  * **   **  *      ** **  - l) % 11 == 0)
**  **  * * * *  * * *    *     ** *    *  * *   ** * *** *** ** **  * **
** *  **      *  * ***  ****
 ** *  **   *    *     *  * ** ** *   *   *  * ***     * **   ** *  
}
answered by (18k points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Correct output
Case 3: Wrong output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:104.23.197.95
©2016-2026

Related questions

2 like 0 dislike
6 answers
第二次期中考補考題庫 -4 11的倍數
[Normal] Coding (C) - asked Dec 20, 2017 in 2017-1 程式設計(一)AD by 楊修俊 (30k points)
ID: 38154 - Available when: Unlimited - Due to: Unlimited | 2.7k views
2 like 0 dislike
8 answers
第二次期中考補考題庫 -5 最大的數 最小的數 出現最多次的數
[Normal] Coding (C) - asked Dec 20, 2017 in 2017-1 程式設計(一)AD by 楊修俊 (30k points)
ID: 38155 - Available when: Unlimited - Due to: Unlimited | 4.1k views
2 like 0 dislike
5 answers
第二次期中考補考題庫 -1 子字串出現的次數
[Normal] Essay (Open question) - asked Dec 20, 2017 in 2017-1 程式設計(一)AD by 楊修俊 (30k points)
ID: 38147 - Available when: Unlimited - Due to: Unlimited | 1.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users