1-11 Exercise 1: UPPER and lower letters

0 like 0 dislike
2.4k views

Write a program that reads strings of up to 1000 characters continuously and displays them, after replacing the lower letters with upper letters and vice versa.

寫一個程式 輸入一個字串(最多1000)  把小寫轉大寫大寫轉小寫

Example input:

With the rise in GLOBAL warming and increasing POLLUTION levels, it is becoming essential to find a viable alternative to the internal combustion engine petrol powered CAR.

Example output:

wITH THE RISE IN global WARMING AND INCREASING pollution LEVELS, IT IS BECOMING ESSENTIAL TO FIND A VIABLE ALTERNATIVE TO THE INTERNAL COMBUSTION ENGINE PETROL POWERED car.
[Exercise] Coding (C) - asked in Chapter 13: Strings
ID: 41431 - Available when: Unlimited - Due to: Unlimited
edited by | 2.4k views

57 Answers

0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
int main()
{
**** ******   *   * *   *   *** a[100];
 *    *   ***  * **  * *    *       * * 
** ****  **       * **  *  *   i;
  *** * *   *   ** **  * *    *** *  *  *  ** ** *** 
* ** ****     ***  ***  
*  ** * *  * ** * *   *  * ****   *  ** * **  * *  * ***  * * * *** * ** * *  *     *   *
*     *  ** ** *  ****  *  ** *  * ***   *** * *** *    * ** *****  *     *     ***  * * *
* ***** *  ***  ***  *  **     ***  * ****  *** *  * *  *  ***  ** * * * ** ***  * ***        * 
 **        * * * *  * * *    *   ***  ** **  ** *  * ** *  *****    **       ** *    ****

    }
 **  *  * **    *  *    ***   ***  *** * *  ** ****
  *** * *** *   * ** ** *** *   0;
}
answered by (-140 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
int main()
{
 * ***** **    *   *   **** *****  a[100];
     * * ***** *    ** *** **  * ***  **
  ** *  * *  ** *   * **    **  i;
***   **     ***** *  **   *  * *   * ** * *  * *  * *
  * * *  ** ** * * *   *** 
* *  * * *  **    **    ** **    ** * **  ***  ** ** *  * * * ** ** **  *  ** * *   
**   **   ***** * ** **   **** *     ***   **  ** ***  ** * * *  ***** ***    *** * *  * ***
 *** ** * **   ***  *** ** * ***  * *   *  * * * **     ** ** * **  *  *  **   * **  * *  
*** *****      * *   *  * * *       * **  **  **** * *** * *  * *   * **   * **    ***** 

    }
* * *** **** ** *** * *** *** * ** ** **    * 
 ***   *** * ** *  ***  ** * 0;
}
answered by (-140 points)
0 0
prog.c: In function 'main':
prog.c:13:28: error: expected expression before '[' token
         else if(a[i]>='A'&&[i]<'Z')
                            ^
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include  **   * ** ** ****

int main ()
{
 ** ****  * **** * *** c = 0;
 ** * ** *    * * * ch, s[1000];

*  *  **   *** ** ** **  ****** **** a *  * * *  *  * *  
****     ***  * ** ****    **

*   **  **  *  **** ** (s[c] != '\0') {
* * **   *  **  ***    ** ** ****     *  ***  = s[c];
 *****  *  * ** *   *   * *  ** *** **  *    ** (ch >= 'A'  * ******  * ch <= 'Z')
  * ***** **** *   ** * *** *   *      ***   * *** ****   = s[c] + 32;
 **** ** * ***** **   *****   ***  *   *** if (ch >= 'a' *    * **  **  ch <= 'z')
****  * * *      **  **  ***      *  *  **     **  ***     * = s[c] - 32;
* *  *  * *  **    **  *  **** **  
**  * * **  **     *** **  

*  * * ******  **  *  * **  *     **  * s);

     *  * * **   **  * *** ** *  0;
}
answered by (16 points)
0 0
prog.c: In function 'main':
prog.c:9:4: warning: 'gets' is deprecated [-Wdeprecated-declarations]
    gets(s);
    ^~~~
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/cckJajTZ.o: In function `main':
prog.c:(.text+0x3b): warning: the `gets' function is dangerous and should not be used.
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include **  * *  ****   ****
  **   *  *******  
   *   * * *  * *  * *  
int * *   **
{
char a[1000];
int i,n;

   *****  *  ** *     : ** ****  );
**  *   ** * * *      
* **** 
*     * ****** *****
{
 *   **    *  **  * * *** *  * ( ( a[i] >= 'a' ) * **      ( a[i]  *  'z' ) )
 *  ***   *  ** *  *  * ***   ** * * *  *** * *  * **
 ***   *****  *   * ** **  *    *****     *  * *   **  = a[i] - 'a' + 'A';
*  *   *  ******   *** *  *  *      *** ** ** * * ** ***   **
 ** ** **** * **  *    *  *    *  if( ( a[i] *** * 'A' )  *   *** * ( a[i] *  **  'Z' ) )
**  *** **  ** *    * * *****  **   * * **  *** 
   * **  * ** **   * ** **   *  **** * * *  *** ** ***  * * * = a[i] + 'a' - 'A';
    ** **   * **  *** *   ** *  **   ** **      * 
}

printf( ** *  *        ** a );

** ****** * ****  **    
return 0;
}
answered by (-32 points)
edited by
0 0
prog.c: In function 'main':
prog.c:10:1: 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:11:3: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
 n=strlen(a);
   ^~~~~~
prog.c:11:3: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:11:3: note: include '<string.h>' or provide a declaration of 'strlen'
/tmp/ccbGRkOb.o: In function `main':
prog.c:(.text+0x25): 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:11:3: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
 n=strlen(a);
   ^~~~~~
prog.c:11:3: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:11:3: note: include '<string.h>' or provide a declaration of 'strlen'
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include ***  **   ** *****

int main ()
{
   **** ***** * ***   ** c = 0;
*     ** **** ***  * ** ch, s[1000];
* *  ** **  * * ************  ***  *   *    s);

 ** *  * *  ****  **     *  (s[c] != '\0') {
*     **   *   * **   *    *** ***** ***** = s[c];
  ** * * * ** *** *       *** *    ********* (ch >= 'A' ***    **** ch <= 'Z')
  * *    * *  ****  *  *    *   *   *       * ******** ***   ** = s[c] + 32;
* ** **  **** * * ****       ****    *     if (ch >= 'a' ** ** ** *  ch * *  * 'z')
****  *  **  *   *  * ****   *** * * **      ****  *     *    *  *  * ** * = s[c] - 32;
 ***       **** **    ****** **** * *  ** **
 **  *       **    

 ***** *** *****  *********     ** ***** s);

*** *   ****   ** **  ***   0;
}
answered by (-140 points)
edited by
0 0
prog.c: In function 'main':
prog.c:8:5: 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__;
              ^~~~
/tmp/ccEVmRzQ.o: In function `main':
prog.c:(.text+0x30): 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:7:4: warning: 'gets' is deprecated [-Wdeprecated-declarations]
    gets(s);
    ^~~~
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/ccYGFu22.o: In function `main':
prog.c:(.text+0x2f): 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:7:12: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
    scanf("%s", &s);
            ^
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 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<stdlib.h>
#include<string.h>

int main()
{
* ***      * ** ** * *   *** * a[1000];

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

 * *  *  * *   ** **** * ** * * i;
* **   *        **** *  *  ***   ******  **  
**   *** *  *  ** **  *  
*  * ***    *  *          * *** * * * * *  * *  * *  *  ** *   * *  *   ** * *****   ** *** *
*  **** *   *****  * * * * **** *   *** **  *  *  *  * * * ***  ** * * **** *  **  * 


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


    }

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

***   *   * ******    **** * * 0;
}
answered by (-16 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main()
{
 *    ***  **     **  ***   a[1000];
     *  ******  * *  * * *  ** i=0;
 ***   **** **  *****   ****    *     ** **
  *    *    ****  * **   * (a[i]!=0)
    {
   * ** *  * ***    ** *     *      **    *   **   *   *  *  (a[i]>64 && a[i]<91)
* * ** * * * * *  * * **    *******     **   *  ***** *
 *** *** * *****  ***   **    * * *   *** **    ** *  *   * *   ****** * 
** **    *  * *     * ****   ***  **** *******   ** *  * 
* * *** * * * * *** ***    *  *** *  *     *   ** * if (a[i]>96 && a[i]<123)
** ** **   *** ** **  *****  ****   * **** *  ** 
 ***** *   **** **    ** *** ***  *** ******* * *    * *     *  * *    ***  * *      *  * * **
    **   *  *****    * ****** ***    *    *   **  ***
  **  * * ********* **     **  * ** ** **  * * *****  ***  *   *
    }
      *  ****  **  *  * * * *  *  * ** * **   * 
  ** *  ** ***   ** **    *  *   0;
}
answered by (-229 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include  ** ** **    *
#include ** *** * ***   *  

void main()
{
** **      *    ****  *** *  *  sentence[1000];
    **  ** *  ** *** *  **** ** count, ch, i;

 ** *  *** *   * *  ** **    (i = 0;(sentence[i] = getchar()) != '\n'; i++)
 ***  **** * * * ****  * * *
* ****  **   ***   **** *    * **          ** * * **  ** *
 ***     * **    * **  ** *
*** **   *   ** * **********  ***** = '\0';
 *  ** ** **  ****** *****    = i;
 * ** ** ***  ** *      *  * ** (i = 0; i < count; i++)
  *    *    ** **    *** ***    
**      * **  ****  **** *    ***  *      *      = *********  * *   **   * * * :
* * * * * * *  *
*  **     ** ******  * **  * *   * *  ***      * *  * *   *  
 *   *  ** ** ***** **** ***
}
answered by (-168 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
 *  *  ** *  *  ** * 
 ** *** **    ***** *
int   *  
{
**  ** **     char a[1000];
*  **  ** **  * * *   *** *
  *** * ****  int i;
*   **** *  * *  **  *  **** * * **
*     *      *   {
  **       * * *  ** **    ** *     ***  *** *  ** *  **  
 **      *  **  **     {
 * * ** *         ***  * * ***  * *
 ** *  *   *  * *    ** * }
*** *    *      *  *  *   ***    else ***  *  ***  **   * ***** ***   **  
 ***  *  *  *** * * ** *** {
***  *   *  **   *** ***   *   *   ** * * *****    ***** **** 
** ** *   **  * *  ** ** * *     * * }
***    ***    ** }
***         * * * * **** * * ** *  * 
}
answered by (-249 points)
edited by
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct 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)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<string.h>
int main()
{
    int i;
    char a[1000];
    fgets(a,1000,stdin);
*    *** *  ** * *   ****  ** ******   *   **** *** *   
    *  **   ** *  ****** * **  * ** *  * * ***   ****  *  **  
     *   *** **   ****  ** **  *    ** * * * ** ** *   **  **   * **     **** ***  ****   * ** * && a[i]<='z')
*****  *** * * **** **  ** * * **    *** **** *  **   *** * *** * **    * **  * ** ** ** * ** ****  * * * * *  ** *  ***
        **  ***   * ***** * *  ***  * ** ****   * ***        *  *      *   * *** *   *** * *** **** *  * *  * ******* ** * *   *  * ** **    **     * *** 
 *  * * *   ***  *  * *  ***  *  *  * ** *  * *    ** **   ** ** *   ****  *  **** *  *   * **   ***   
* **  ** * * ****  *     *  **      * * ******* **  **** **** *** ** ****      * ** if(a[i]>='A' && a[i]<='Z')
 * * *      *   *    * * **** *    ** *  ***   * ** * ** *  *  * ***** ** ** ***   **** ** ****    * *  ***
  ** *** *   * *  * *  **  * * ***   *   * *        * ****     ** * ** ** **  **  *  * *  * ** * * *  *  * * **   * **   **** *    **   ** *     * ** * *
**   * **** **** ***** ****    * *  ** *  *  ** *  **   ***  ** *   *** ** *  ***  * *  ***   *****  **  *  *
** **  ** *** **   * *   ** *  *  * *  *  * **** * ** 
   *  *  * *  ** * * * **    **   ***  **   ** ****  *********** *   *  
}
answered by (-258 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: 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:172.70.127.48
©2016-2024

Related questions

0 like 0 dislike
27 answers
1-11 Exercise 3: Prefix of a string
[Exercise] Coding (C) - asked Jan 11, 2018 in Chapter 13: Strings by thopd (12.1k points)
ID: 41439 - Available when: Unlimited - Due to: Unlimited | 1.9k views
0 like 0 dislike
29 answers
1-11 Exercise 2: Reverse a sentence
[Exercise] Coding (C) - asked Jan 11, 2018 in Chapter 13: Strings by thopd (12.1k points)
ID: 41436 - Available when: Unlimited - Due to: Unlimited | 1.7k views
12,783 questions
183,443 answers
172,219 comments
4,824 users