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:172.69.6.44
©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