第二次期中考 -5 11的倍數

8 like 0 dislike
11.8k 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 | 11.8k 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:104.23.197.64
©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 | 4k 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