[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 | 5k 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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commented by (4.3k points)
0 0
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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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answered by (215 points)
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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 (100 points)
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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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* ** ** **  *  *   *   * **  ** *   **
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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;
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 ****   * * * ***   * *  *     * ** ** %s",s1,s2);
***   **** **   * *****  *     * s1 to s3,s2 to s4
 *****  * ** **   *   * * *  ***    
 * *  **     *   ****** ***** ** * ** 
    ****    * ** **  ** * ***  s1 to ALL uppercase
****   * *   *   ***** *  *******   *  *     *   *
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** *    * *** * ** **  *** ** * ***** *      * *  *   **    **   ***  *** **   * * *** **  **  **
    }
***  ****  ***  **   * * * *** ****  s2 to ALL lowercase
 * **   *  *      *    ***  * * *  ** *   ** 
** * *  **  * *  *        * *      * **  *    * ** **    *** * * * *   ******* **
 * * * ***      ** * *** ***** ** *****    ** * * **** **  * ***  * **    ** **  * **** * 
**   * *** **     ****  **
  * *  ***  *  *  * * *  ** * * *  * s1,s2(be converted to all uppercase)
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**  *  *   *  ****
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****     ***** **     **    * *
* *********   * *** ****     ** ** ** 0;
}
answered by (212 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 <stdio.h>
#include <string.h>
int main(){
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* *****  **      *   ** *   s2[1000];
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     **  **   ****  ***   *  * *   **  %s",s1,s2);
** *    * *  ** *  * **  * **  * * *  s1 to s3,s2 to s4
   *  *   ****       *     *  *****
***** *** ** **  * ** * ****  **    **
***    ***   ** *****       *** *  **  s1 to ALL uppercase
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    }
  * *  * *** **    ** ** *** * ***  s2 to ALL lowercase
 * **    ** ****   **** * * ** ** **  ** ****  **
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 * *    * **** * * *    *  ** *    ****  *** * *  **** **** *  *** ****  ***** *        ** **
  * **  * *  * ** *  ** ** **
* * * *****  ** *   *         **  *   s1,s2(be converted to all uppercase)
    *  *   * * * * ** *  ** * * **  ***
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*    * * *  * *    **  ** 
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**  **  * *    ***** *******  ***
***  * ** * ****  ** ** *** ** if(strcmp(s1,s2)>0){
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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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