1-11 Exercise 1: UPPER and lower letters

0 like 0 dislike
2.8k 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 | 2.8k 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:172.69.6.152
©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 | 2.2k 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 | 1.9k views
12,783 questions
183,443 answers
172,219 comments
4,824 users