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:172.69.6.49
©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