[AD] 20171116 作業 2

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字串比大小

字串也是可以比大小的，通常都是透過ASCII碼來判斷字串的大小

請寫一個程式依照下列的規則判斷字串的大小

1. 不分大小寫 "a" 跟 "A" 一樣大

2. "a" > "b"

3. "a" > "aa"

輸入說明：

會輸入兩個字串，臉字串間用空白隔開

輸出說明：

請依照範例輸出兩字串的大小關係

輸入範例1：

book cook

輸出範例1：

book > cook

輸入範例2：

being be

being < be

輸入範例3：

include INclUdE

輸出範例3:

include == INclUdE
[Exercise] Coding (C) - asked in 2017-1 程式設計(一)AD by (18k points)
ID: 33758 - Available when: Unlimited - Due to: Unlimited | 6.6k views

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#include <stdio.h>
int main()
{
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answered by (236 points)
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prog.c: In function 'main':
prog.c:11:12: warning: multi-character character constant [-Wmultichar]
         x+='a[i]';
            ^~~~~~
prog.c:15:12: warning: multi-character character constant [-Wmultichar]
         y+='b[j]';
            ^~~~~~
commented by (4.3k points)
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Case 0: Wrong output
Case 1: Wrong output
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commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
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commented by (4.3k points)
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prog.c: In function 'main':
prog.c:11:12: warning: multi-character character constant [-Wmultichar]
         x+='a[i]';
            ^~~~~~
prog.c:15:12: warning: multi-character character constant [-Wmultichar]
         y+='b[j]';
            ^~~~~~
commented by (4.3k points)
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Hidden content!
#include <stdio.h>
int main()
{
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answered by (236 points)
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prog.c: In function 'main':
prog.c:7:13: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'int *' [-Wformat=]
     scanf("%s %s",a,b);
             ^
prog.c:7:16: warning: format '%s' expects argument of type 'char *', but argument 3 has type 'int *' [-Wformat=]
     scanf("%s %s",a,b);
                ^
prog.c:11:12: warning: multi-character character constant [-Wmultichar]
         x+='a[i]';
            ^~~~~~
prog.c:15:12: warning: multi-character character constant [-Wmultichar]
         y+='b[j]';
            ^~~~~~
prog.c:17:14: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'int *' [-Wformat=]
     printf("%s %s",a,b);
              ^
prog.c:17:17: warning: format '%s' expects argument of type 'char *', but argument 3 has type 'int *' [-Wformat=]
     printf("%s %s",a,b);
                 ^
commented by (4.3k points)
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Hidden content!
#include <stdio.h>
int main()
{
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answered by (236 points)
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prog.c: In function 'main':
prog.c:7:13: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'int *' [-Wformat=]
     scanf("%s %s",a,b);
             ^
prog.c:7:16: warning: format '%s' expects argument of type 'char *', but argument 3 has type 'int *' [-Wformat=]
     scanf("%s %s",a,b);
                ^
prog.c:11:12: warning: multi-character character constant [-Wmultichar]
         x+='a[i]';
            ^~~~~~
prog.c:15:12: warning: multi-character character constant [-Wmultichar]
         y+='b[j]';
            ^~~~~~
prog.c:17:14: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'int *' [-Wformat=]
     printf("%s %s",a,b);
              ^
prog.c:17:17: warning: format '%s' expects argument of type 'char *', but argument 3 has type 'int *' [-Wformat=]
     printf("%s %s",a,b);
                 ^
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Hidden content!
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prog.c:1:1: error: expected identifier or '(' before '.' token
 .
 ^
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/usr/lib/gcc/x86_64-linux-gnu/6/../../../x86_64-linux-gnu/Scrt1.o: In function `_start':
(.text+0x20): undefined reference to `main'
collect2: error: ld returned 1 exit status
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answered by (114 points)
0 0
prog.c: In function 'main':
prog.c:14:10: error: assignment to expression with array type
     tempb=tolower(b[i]);
          ^
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
commented by (4.3k points)
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Hidden content!
#include *   ****   ** *
#include ******     *    

int * ** * ** char str[], const char key[]);

int main()
{
  *  * * *  *     * * * str[1000], key[1000];
 ** * *  **** * * *   *  *  *
  * * **    ***** *  ** ***
*  ***     * *   *** * ** ** * *  *      ***    * %d   *  * *  count(str, key));
**    *    **  **** *  ****  0;
}

int count(const char str[], const char key[])
{
*  * *    ***    * * * *  *    *   ** ***  
  **        *  *****  *  **  ***   *******  key);
**  *   ** *  *     ** *  ***** 
** * *   ** * * ***** * *  **
 *   * * *  ** ** * ****  *** ** * **  * *** *   ** **  ** *
    *  *  ****** *   * * ****    *    * * *  *** **   *
 ****           * ***   **  * ** * ***  ** ** *  ** ***   key);
***  *  *  * *    *    
  *  *  ****** * * **   **** * * * *** count;
}
answered by (190 points)
0 0
prog.c: In function 'main':
prog.c:9:4: warning: 'gets' is deprecated [-Wdeprecated-declarations]
    gets(str);
    ^~~~
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:10:4: warning: 'gets' is deprecated [-Wdeprecated-declarations]
    gets(key);
    ^~~~
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__;
              ^~~~
/tmp/cc24SSNn.o: In function `main':
prog.c:(.text+0x25): warning: the `gets' function is dangerous and should not be used.
commented by (4.3k points)
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Hidden content!
#include <stdio.h>
#include <string.h>
int main(){
*******  **  * *  *** ***** *  *    s1[1000];
  * *  * *** ***  ***** * s2[1000];
  ** ** *** *  *  *    *** * s3[1000],s4[1000];
***   *  ****  ** * *  *  **  i;
 * *** *    ** *** *         ***** * s1,s2
*  *** **  *  *** *  ******   ** * *** %s",s1,s2);
***** **    *****  ** ***   * * s1 to s3,s2 to s4
*** *   *   *** *****  ** *  * **     
* * *      **  *   *  * *  *   * *
 *   * **   ** ** ** * ** *** * ** ** s1 to ALL uppercase
*  *** *   **  ****      *****    *  * *  ****
 *  * *    *** * ***    * * *  *       *   **  *          * *  * ******     **   **
***** * *   * *  *   *  *  *** *  ** * ** **   ** * *  **   * **   *  *  *      **  **   ***
    }
 * *  **  * **** ******** ** s2 to ALL lowercase
*   ** *   ***  * ******   * ****** *
 ***     ** ** **   ***     *** ** * **   ** *** **** ***   * * ** ** * *  ***** *   *  **
*   ** *     **  **  **  *  *  **  * * *  *   *   **  **   * * ***  *  *    ** ***** ***** ** *  *
   ** * * **    **** *    *
*     ***  *    **    **  * *  * s1,s2(be converted to all uppercase)
* * **        *** ****   *   * *****    
*   **     ** * *** **    *** * *  * *  *  * *   * * ***    *  *  == %s",s3,s4);
  **** * *  **  **    ** 
** * **  *** **  *  * *    *  * if(strcmp(s1,s2)<0){
  *****  *   *     * ** ** * *  ** ** *   * **  **    *     *   > %s",s3,s4);
  ****   * *   *      * **  
*  *   *   ***   ****** *     if(strcmp(s1,s2)>0){
 ** * *  ***   * ******* ** **    * *    **   * *  * **    **  < %s",s3,s4);
**   *   *** *  * **     * *   *
 *    *     ** *     ** **  * **** 0;
}
answered by (212 points)
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Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
commented by (4.3k points)
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Hidden content!
#include <stdio.h>
#include <string.h>
int main(){
 *   **         ***  ** **     *   s1[1000];
*   *  ** * * *** * ** *  *     s2[1000];
**  *   **  *** *  ** ** * **    * * s3[1000],s4[1000];
**   *   ****       * *   * i;
* * ***** * ** *** **  * *  * ***  *** s1,s2
  *  *  ** * * * * **  * *    **  ** * %s",s1,s2);
** *  *   *  ** * *  * *   ** **  * s1 to s3,s2 to s4
*** * * ***  * **   * * ** **** *  **
**** ***  *   *** * * *  ** ** * * 
* *   ******* ** ** * ***   s1 to ALL uppercase
  * ** ***   ** **** *  ** *  **  * *   * *  * 
 ** ** ******  ** *********  **  *    * **    * * *** *  *  * *  *    **  *** **** *  *    **  * *  *****
 * * * **    *  *      * *******  ***  ***  *** *  *     **  ** *    **   ************  **
    }
 * ****** * * *   * *  ***      s2 to ALL lowercase
* *** * *  ***    * *  * **   **   * **  * *  
 *  *   *  *  **  ** * * * **  *  ** * * *   ***  *  ** ** *** ****   ***   **** **** *
 *** ****    * * *****  ** * ***  *** * ** ***** ** *  * * **  ***     *     *** *    * 
* * ** ***  *   **  **** * 
*  *** ***  * ** **  ** ** ** * *  * ***  s1,s2(be converted to all uppercase)
**  ***  **     ****** ** ***   *  **** * 
*     * * **     * *** *** * ** **   ** *  *** ****      * ** * *    *** == %s",s3,s4);
 * * *   **  * **      * **  *
 * ***   * ** *** ** *** **   if(strcmp(s1,s2)<0){
 ** ***   *** **   **   ****  * *** *   ****  *   **** * **** *  * > %s",s3,s4);
     ***  *  ***** ** * * ***
** ****     **    *  * *  ** ** *** if(strcmp(s1,s2)>0){
** **  ** ***** *   **  *   *** * * **  *  **  * * *****   *   * ** *  < %s",s3,s4);
*   *  * **     *      * * *
**  * *    **   *     *    ***** ** 0;
}
answered by (194 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
commented by (4.3k points)
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