1-11 Exercise 1: UPPER and lower letters

0 like 0 dislike
2.6k 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 | 2.6k 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:172.70.178.217
©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 | 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 | 1.8k views
12,783 questions
183,443 answers
172,219 comments
4,824 users