[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 | 7.1k views

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#include <stdio.h>
int main()
{
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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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Case 0: Wrong output
Case 1: Wrong output
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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);
                 ^
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Hidden content!
#include <stdio.h>
int main()
{
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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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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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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)
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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];
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*   * *   *** ** ******* *      *    ** %d *  *** ** count(str, key));
*** *   *** **  * **  * * 0;
}

int count(const char str[], const char key[])
{
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*** * ** * **      * ***  * **** **     ** key);
    * ** * *   * ****    *** ** * *
******** *   ** *** **    **
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 *    *****  *  * *  *** ** **** *** **  * * *    *  **** **** key);
******  * *   *        *  
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}
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
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 * ********** * **  *** * * *       s1 to s3,s2 to s4
* * ** ** **  * *** ** *    
*  **    *  *   ******    *  **   *
*  *** ***  ** *   *  *   *  *     * **  s1 to ALL uppercase
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** * **  ***   *** *** * ****** ***     *  ***   * ** **  * ******  ** * *   ******* *     *
    }
******   ** **** * * **  **   ** s2 to ALL lowercase
* *  * * **    *            *     *   * ***** **    * 
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*  *  *  **  **  * **** ** * ** *** if(strcmp(s1,s2)>0){
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**  ** *  * *  *   * **  *
**  * *    *    *** *** ** 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];
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* **   * * * * *** * * *     * ** s1 to s3,s2 to s4
** **            ** **  * * ** **  
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****         *******  **     * s1 to ALL uppercase
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**  *  *  **   **  **** **     *  * ***   ***   *   ***** *   ***** * *   *  **** * * 
    }
* * * * * **  **   **** * **** *  * s2 to ALL lowercase
     *** **  **** **   **  *  **   *** ****  ***
* *     **  *   ** * * * ** **** * *  * ****    ***  * * *  *  * * *  * *    *  * ***  **    ** * *
*   **     * ** ***    * *  **       ** ** * * * ** * * *** *   * **  ** * **   *  * **    
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********** **** **   *  ***  * 
*   ** * **  *    *  *   *     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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