1-11 Exercise 1: UPPER and lower letters

0 like 0 dislike
5.6k 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 | 5.6k views

57 Answers

0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<string.h>
int main()
{
    int i;
    char a[1000];
**     **  ** *   *   *** **  *     *** *****      **** **  *
    for(i=0;i<strlen(a);i++)
  **     * * *** **  * *       *  ** ***  * * *     * *
 *** *   * ***  **    * **  ** **  ** * * **    **  ****  **    * **  * *** **  ** ** *  **** && a[i]<='z')
    ***   * ** ******  **   *** ***    *** * **   ****  *  *** **** **   *  * **          *  **  *** *  *   *
 ** *  * ***  * ****   *  * * * * *** *****     *  *     *   *   *** *** *   *  **   * ** **  *  *** * *     *     *****  *   ***  *** *  **** * * *  **  *
*** * *  *  * **** ***** *** *********       ****   ** **** *** ***  **    *   * **  *** **     *
** *****     * ***  ***** *****  **  *** *  ******* ** **    *** *   **   ** ***    if(a[i]>='A' && a[i]<='Z')
      **      ** *   * * ** ***    * ***  *   ** ***     *    * * *   *** *** **     *    ** *    **** ** * *  
*  *  * **  **   *    **  * * **     *      *** *     ** ****  **  * ***  *  * * **    *** ** * **** * *** **   **  *  *  *  ** * ***   **** *  ** *
  * * **    *      *  * *** * **         *** *  * * ** **  *** **** ** *  **   * **** * ***   ** **    *  *
 **    * *** * ***    ** **** ** **   * *     **** ******
** *  *   ***  **   * ** **  **  ** *******   **  **  ****   ****  ** *** * * * *
}
answered by (-301 points)
0 0
prog.c: In function 'main':
prog.c:7:13: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
     scanf("%s",&a);
             ^
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<string.h>
int main()
{
    char a[1000];
*** *  * *** ***  * **** ** ***    *
    int i=0,l1;
   *  *    *  ****** ****  ** **
*** * * * * **** *  *  ** ** ***    *   ** 
   *     *    ** *   * ** ** ***  ***  * ** *     * * **  *** *****  *  ** **    **   
 *   *    ** **  **  * * * *    **    * ***   ** *   *******
*** *  *   *        *****     * **        *** * ********  *** *   ** * *****  
 *    *     ** *  ***  * **     ** ** **   ** *****
 **     * * **    ****** *** **  * *   * * *** * *   *    * if(a[i]>96&&a[i]<123){
 * ****  **** * * ****  * *   *  ***  ******  *    ** *  *   
*** * * *   ** *   * **** *** ***     * ** **    *   ****     * ** *****  *
* **   * ** * * ***  **   ** *** *   * **  * * ** *   * *  *
     **   *  ** ** *     * * * *   *  *   * * * * * *  **
 **** * *   *   *** *  *** *  **** ****     * * **** **  *  **  ****** * * *  ***     * ******* * ** ** 
*   * * *     *  * *  *****  * ** ***   * * *  * *  **   *
    }

}
answered by (-329 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()
{
   ******   * *  **  *   **    string[1000];
*   ** ** *  ** *      * * i=0;
**   ** * *  * *     *   ** **   * *   **    
* ** * ** * ** * ** ** ***** * ** * **  
    {
*** * * **   *** **   *    *   *** * *  *  * * **  * * *  *   *     ** && string[i]<='z')

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

** * *  *  * ** *  *    ** * * ***   *  * * **    ***** if(string[i]>='A' && string[i]<='Z')

****      * **     *   **      ** * ** *  *  ***  *** ****  **  ****** * **     *** * ***   ** = string[i] + 32;

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

 *   *** *   *****   *   **   
   * * * *** ****  * * * **     *   * *  *** *   *    **
**   *********  *  ****   *      ***  
**  ** * *      *  * *  *    *  ****   * ** ** 
******    ***   *  *** * ** *
 * *  *** ****   * * *     ***  *       *   **   *
*   ***  **      *  ******* 0;
}
answered by (-323 points)
edited by
0 0
prog.c: In function 'main':
prog.c:7:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(string);
     ^~~~
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/ccuYke74.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:21:15: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     for(i=0;i<strlen(string);i++)
               ^~~~~~
prog.c:21:15: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:21:15: note: include '<string.h>' or provide a declaration of 'strlen'
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:21:15: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     for(i=0;i<strlen(string);i++){
               ^~~~~~
prog.c:21:15: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:21:15: note: include '<string.h>' or provide a declaration of 'strlen'
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:21:15: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     for(i=0;i<strlen(string);i++)
               ^~~~~~
prog.c:21:15: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:21:15: note: include '<string.h>' or provide a declaration of 'strlen'
prog.c:24:5: error: expected '}' before 'else'
     else
     ^~~~
prog.c: At top level:
prog.c:26:5: error: expected identifier or '(' before 'return'
     return 0;
     ^~~~~~
prog.c:27:1: error: expected identifier or '(' before '}' token
 }
 ^
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:24:5: error: expected '}' before 'else'
     else
     ^~~~
prog.c: At top level:
prog.c:26:5: error: expected identifier or '(' before 'return'
     return 0;
     ^~~~~~
prog.c:27:1: error: expected identifier or '(' before '}' token
 }
 ^
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:21:15: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     for(i=0;i<strlen(string);i++)
               ^~~~~~
prog.c:21:15: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:21:15: 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<stdio.h>
*   ******  *   *  ***** 
int main(void)
{
**   *** *    **      * * * ** str[1000];
   *****  **  *      *  * i,temp;
** * ****    ** * * * * **        *  *  **  
* **  ** *    *     * **  n = strlen(str);
 ***      ***  ***    * *   * * ****    ** **  *   
**   * * **   **  **    *  
 ****  ***   ***  *** **  **    *  ** ***  *  **   **   ***       && str[i] <= 'z')
  *   * **    **         *** **********    * * *  *** ****** * ***  **** * **  *    ** *  
 * *   ** * ** **** ***   ** **       *   *  ****  * **   if(str[i]>='A' && str[i] <= 'Z')
*  *   * *  * * ***   *  ***** *  ***  *******  ****** ** *** *    *  *   *     * *** **  
   * *  ***** *   *  ** ** ***** *    * * ***   ** * *  ** 
   *    ** *  * ** ***** 
*****  ***      **** *   * **           *    *****  * * **  0;
}
answered by (-281 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 <stdlib.h>
#include <string.h>

int main()
{
* ** * ****  *   **        array[1000]={0};

*  *  *** *     * ** **** **  *  i = 0;

*  * * * *** *    *** *** * ** *** 1000, stdin);

 * **   **  * *** **    ***  *  *   len = strlen(array);

   ******    *  ***    * **     * = 0; i < len; i++)
*** ***    ****** ** 
 * ** * *   *  ****    * * * ***  ***** *  * ** **  **  ** >= ** *   **     ** * <= 'Z'))
   * ***  *   ** **  * **** ****  * ** ********
*        *  *  * * ** *  *   ***** **  * * ** * * * **** *  **  **   *** **   **  += 32;
   ****  ****    * *   *     *  *  *  **  **  *  * **  
****   **   *      * *    ***** * * *   ** ********   if ((array[i] >= ****** *   ** ***   <= 'z'))
  ***  ***  *  *  * **  * * *   *******   **     *   *    ** *
* ** * * *   *** ** **  **  *** ***** * *    * **       *  ***  ***  ** **     *     *  -= 32;
  ** *     *         *  ***  ** *****    *  * * *  ***   **
  *  *** *****  *      **  **  **   **  **  ****** *   *   **  ***** * ****  *   
 * *     ** ***  ** ****   * 
*    *    ****   *  * *** * * 0;
}
answered by (-284 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 <stdlib.h>
#include <string.h>

int main()
{
 **  ** **   **  ** ** *** * array[1000]={0};

 * * *********  * * ** ** **   * ** i = 0;

*  *** * ***       ***  * ****  **** 1000, stdin);

  **   *  * ***** *   *  * * **  len = strlen(array);

***  **   ** * *  ***  * ***  = 0; i < len; i++)
   ***   *****   * **  * * * 
  *  * *   **** *****    * ****** *** ***  ***  *  ** ** >=   *** *** **       **** <= 'Z'))
 ** * *** ****  *** *   ** *   *  * **** ** 
 **    *   **** * **  *  ** ***  **   * ** ******  ** ****   *  * ***   *     * ***  *********   * * **  += 32;
* * *    **    **** *  ****   ****    *   * *      *  ***
** * * *    ** * **  * **  * *  * ***   **** * ******  if ((array[i] >= * *  *      ***   * <= 'z'))
 *      *  **   *  *       **     ***  ** **  ****  ** *     
**  ** ** **  *  ******** ****  * ***   **     *       **** ******* *** ***** ***  -= 32;
   **   ***  * *** ** **  *       * * * ** *  ** * 
* ***   ** * * ** **** ****** * *   * **  ** *  *  ***      *  **  ** *  *   
    **  *    *   *    ** *** *
  * **   * *   * ***** *   ** * 0;
}
answered by (-108 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 <studlib.h>
#include <string.h>

int main()
{
 * ***  * ****   ** *   **  * 
*         *   * ** *   **   array[1000]={0};
  * *** *******  *    * **  i = 0;
**   * *  * ** ***  **  ** *   * 1000, stdin);
* **    ***** **** * *    * * *  len = strlen(array);
 ** *  *  **  * *   *   ** *  i<len; i++) 
     *   **   **** * ***** *
 ***  * **    *   ** * ****  *  ***     * *  * *    **    * ***
**    **  ****    **  *** **** *   *  *** *  *   *     **** * **  >=    *** *** *** * *  <= 'Z'))
  *******  *   *  * *   ** * ** *** ****** **  * **** * * 
   **  ** ** *  *** ** * ****      * *  * *****  **     * *     ***     *** ** *  * * *  += 32;
* **  *** ****  * *** **    ***   **   **** * *** * ***
** * *  **** * * ** *  ***  *   ** ** **  * *      *
  **   * * * ** ***     *  * *** *   **  *    * * ** *** if((array[i] >= 'a')&&(array[i] <= 'z'))
 * **   * *   ****        ****** *    *   ** * * * ***   *
***   * * *  *** * ****  **   ***   * *   * ** **  * ** * *   * *  * * ** * * ****  *     ***  -= 32;
  * * *  **  ** **  **    **  *  *** ** **********  * 
* *    *   * * *  ***  *******  *  *        ***    * *  *    *****  **   ***  *  *  
 * * * *         ****  ** *
****  ****    * * *  *  * ****  0;
}
answered by (-284 points)
0 0
prog.c:2:21: fatal error: studlib.h: No such file or directory
 #include <studlib.h>
                     ^
compilation terminated.
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>

int main(){
 * * * **** ** ***    *** * *  str1[1000];
* * ** * ** **  * * * *** a,b,c,d;
  * ***   ****  * * * * * * * *  ***  *** ** 
 ** * *     *  * *** ***   ***** * *
    ** ****  * *****       *   ***    
  * *  * * *****  ***  ***   * * *  ***    *    * *   *  ***  ** &&str1[a]<='Z')
 * ********    *   ******* * **** * * * *  **    * *  ***  ****  *  *****    *
 ***   *** *** * *  *        **            **    * ****   ***    ***     ** * * ** *  * **** *
**   **    *     ***   * *** * *   *        *  * * ** * **** *     *  **** **   * * * ** *  ***
    }
** ** * * **    * *** * ******  * ** *  **  **
 * *  *   *     * **  *  * * ** 0;
}
answered by (-498 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()
{
   *** ** * *** *  *  * ***   str[1000];
    int i;
   *  *   ** *  ** * ***  * * **  * ****
* * * ** ** ****  *  ***** **  *  * *   ** *  ** *
    {
*  *  *    * *** * * **   **  ** **** **** * ***   ** * *   *  *    * *    *      * ***** *** *   
****      * * *      * * **** ***** * **  ***** *** **
 ** *  ******    *     *** *  ** * ** ****   *   ****   *  ****** * * *  ******  *      *
 * *  *   * * **  *****   **** ** **  ** **  *****    *
* *   *   ** **     *  **  * **  **  *  * *      * * ****  * if ***** *  *  ** *   * ******* *  ***
       **** *  *** * ***  **  * *   *   *** *****  *
* **  ** **        *** *   *  * *** * *** **    **** *  **   *  * ***  * *** *  * ****  * 
**** *  ** *  ** ** ****   *  * * ** *****   * ***  **  *
    }
* *  * **  ** * ***** * * *****   **  *  *    *  * *   *

  *  **    * *    ***  *** **   ** 0;
}
answered by (-196 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()
{
    char a[1000],b[1000];
    int i,j,len;
 ** * * ***** **   *  **   * *  ** **** * *  *
    {
   * *   * ***   ** ** *   **  ***  ****  *  * **** ** *****
    }
* *   **  *  * **   * **** * *  *   *  *   
    ** ** * *** ****** ** ** **   *   *
* *    * ** **  *     ****** *  **  **** ******
    {
** **    * *****   ***** * *   ** ** **   * *   * *   *  *
** *  *  *  ***** **    **** ****** *    *  ** ** *
*** ***   *     **      ****  *** * *****  *** * * *  * * * *   *      * * *   * *****
** * **   * * **** * **     *** * *  * ***   * **** **   *   ***       * * *  **** 
  * ** * ***       * *      * *  **   ****    ** * **  * * **  **   * *  * ***  **   ** **  ***   *** *   ***     * *  *
* ****       ** *  *  * **  *  * *  **   *** ***  *****    ***    * *  * ** * *   *
*   *** *** *  *     * * * *  * * *  * *  *     **** **  **     ** * **  *  *** if(a[i]==97+j)
*   ** *  *   * **       * **  ** **** **  ** *  *  * *****  ** * **     *** 
      **    ***  * * * * * ** ** **** * *  * ** ** ***  *** **** **      * **   ** ** **   * ** *  ****   
 * *** * ** **   *    *   * *   *  *  ** *  **  ** ** * **   ** *** *   * *    * **
   * *   *** ** ***   **    *  ** ** ** ****   *** * * ** *
**  *    *  * *****       *    **  *****  * * * *** * **   * *      **  ** * *
    }
}
answered by (-255 points)
0 0
prog.c: In function 'main':
prog.c:11:9: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     len=strlen(a);
         ^~~~~~
prog.c:11:9: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:11:9: note: include '<string.h>' or provide a declaration of 'strlen'
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong 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:172.71.254.55
©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 | 4.3k 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 | 4k views
12,783 questions
183,443 answers
172,219 comments
4,824 users