1-11 Exercise 1: UPPER and lower letters

0 like 0 dislike

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
Available when: Unlimited - Due to: Unlimited
edited by | 850 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 (4.4k 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 (4.4k 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 (4.4k 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 (4.4k 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 (4.4k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
commented by (4.4k 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 (4.4k 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 (4.4k 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 (4.4k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.4k 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 (4.4k 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 (-191 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
commented by (4.4k 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 (4.4k 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 (4.4k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
commented by (4.4k 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 (4.4k points)
Page:
Get it on Google Play Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:162.158.78.142
©2016-2020

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 (11.3k points)
Available when: Unlimited - Due to: Unlimited | 586 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 (11.3k points)
Available when: Unlimited - Due to: Unlimited | 593 views
10,747 questions
120,635 answers
112,784 comments
3,802 users