1-11 Exercise 1: UPPER and lower letters

0 like 0 dislike
5.7k 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 | 5.7k 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:172.70.131.193
©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