0 like 0 dislike
18.7k 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 | 18.7k views

57 Answers

0 like 0 dislike
Hidden content!
#include * *** * *
#include * * * ** * *
#include *** * ** *** ****

int main()
{
****** * char * * ***
*** ***** * * * * 1000, stdin);
** * ***** *** *** * * * *
* * ** * * int i;
* ** * **** for(i = 0; ** ** ** ** ++i)
** * {
* * ** * ** * * ***   *** ** ***** **** * ****** ** ** * ** *** **** * * ***** * ******* * ** * ****
**** *       {
**   ** ** * ** * ***** ***** *** *****
** *** ** * ** * ***** ** * * * {
**** * * ** * ** * ** * * ****** * ** * ** ** * ** * **** *
** ** ** * ** *** * * ** * ** * * }
** *** ** ** * * *** * ** * ** else
** * **** ** * ** ** *** * ** * * {
** *** * * * ***** * * * * ** ***   * **** * * ** *
**** **** * * * **   *** * **** * }
* * ** **** * * * }
* * * * }
* * *** * * * * ** * * *
**** ** *** return 0;
}
answered by (-249 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
0 like 0 dislike
Hidden content!
#include *** ** * *
#include ****** * *
#include ***** ** ******

int main()
{
** * * ** char * * *
* * ** * ** * * ** * * 1000, stdin);
** **** *** * * ******* * *** ';
*** * ** * int i;
* * **** ** for(i = 0; * * * ** ++i)
** ** ** * ** {
*       * ** * ')
*** * ** ** * **** {
** * ***** * ** * *** *** * * **** ** * **** **
** ** * * * * * ** ** * {
*** * * ** * ** * * *** ** * * * *** ** * *
* * *** *** * * * * *** }
* * ** ** * *** * ** * * else
** ** * * * * *** ** * ***** **** {
* ** *** * * *   * * * * * * * ** * *** ** * *
* * ** ****** **** * ** * * }
* ** * * * * }
** * ** }
** * * ** * ** ** * ** ** ** ** *** *
}
answered by (-249 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
0 like 0 dislike
Hidden content!
#include * * * ** **
#include ** * * ****** *
#include ** ** * ***

int main()
{
* *** **** * char * * *
** ** *** **** * 1000, stdin);
* *** ** * int i;
***** * * * for(i = 0; ** * * ** * * * * *** * ++i)
*** **** {
** ** * ******* * * * ** * *** *** ')
** **** *       {
* ** ** * ** ** * *** * ** * *** * * * * * *
* ** * * *** ** * ** * * * ** * * {
* ** * * * * * * * ** * * * ** ** *** ** * * ****
*** * * *** **** * ** ** * *** * *** ** * }
* * ** ** * ** ** * ** * else
***** ** **** *** * *** *** * * {
* * * ** * * *** * *** *   * *** ****** * ** * ** ** *
* * * *****   * * ** * * ***** }
*** * * * * ** ** **** }
** * * }
**** * **** ** * **** **** ** * * **** **** ***
}
answered by (-249 points)
0 0
prog.c: In function 'main':
prog.c:24:12: warning: field precision specifier '.*' expects argument of type 'int', but argument 2 has type 'size_t {aka long unsigned int}' [-Wformat=]
  printf("%.*s", strlen(sentence)-1, sentence);
            ^
0 like 0 dislike
Hidden content!
#include * ** * * * ****
#include * ** ** *

int main()
{
* ** * ** char *** **
* *** ** * ** * 1000, stdin);
*** * * **** int i;
* ** * ** * for(i = 0; * * ** ** ** * ** * ** * ++i)
** * * {
* * *** ** ** ** ** * * * ')
*       {
******** * ** ** **** ** * * ** * ** *
** *** ** ** * * * * * * ** {
* *** * * * *** * **** * ** *** ** * ** ******* * *
** * ** * * * * ** * ** }
** ** ** * ** * * ** ** else
* * * * ***** ** * * * ** * *** ** ** {
** * **** ** ** ** **   * * * * * ** * * * *
* *** * *   ***** **** *** *** * }
* *** * *** * ** *** ** * * }
* ** * * ** * }
* * *** * * ** * * * ** * *** ** * *
}
answered by (-249 points)
0 0
prog.c: In function 'main':
prog.c:23:17: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
  printf("%.*s", strlen(sentence)-1, sentence);
                 ^~~~~~
prog.c:23:17: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:23:17: note: include '<string.h>' or provide a declaration of 'strlen'
prog.c:23:12: warning: field precision specifier '.*' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
  printf("%.*s", strlen(sentence)-1, sentence);
            ^
0 like 0 dislike
Hidden content!
#include * * ****
#include * * * * * **

int main()
{
*** **** char * *******
* * ** *** * ** ** 1000, stdin);
** * ** ** int i;
* * ***** for(i = 0; * ** * * * *** **** * ** * * *** ++i)
*** ** * * ** {
* ** ** ****** ** * * ' )
*** *** *     * ** {
*** * ** ** * * * ** ***** * ** * * ** * * *
** ** * ** ** ** ** * * * * *** *** {
*** * * * ***** * **** * * * * *** * ****** ** ** * ** **
*** * ***** ***** * * ** * ** * * }
** ** **** * *** * * ** ** * else
* ** ** * * * **** ** ** ** * ** * * {
** *** * ** * ** * * * * ** * *** *   **** ********
* * * * ** * * **     }
** ** * * * *** }
* * * * * * * ** * * ** *****
* * * * * }
* * ** *** ** ***** * * * * * * *
}
answered by (-249 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
0 like 0 dislike
Hidden content!
#include ** * ** *
#include * ** **** * *

int main()
{
*** * ** char * ****** *
* ** * ** * * * ***
* * * * **** * int i;
* * * ** ***** for(i = 0; * * * * * ++i)
* ***** ** ** * {
* ** * * * ** ** * * ')
*** **       {
**** ** ** **** * * ** ** *** * * * *** **** ** *
* ** * *** * * * ** ** *** * * **** {
** * * * * *** * * * ** ** ** **** * ** * * * * * ***
* * * ** **** * ** **** * }
** * *** * * * * * ***** * * * ** * else
** * * **** **** *** ** * {
*** * *** * * * *** * * * * *   ** * **** *** * * **
* * * **   * *** ***** ** ** * * * }
* * *** * * * * * }
* * * * ** }
** * * * * **** * ** * *
}
answered by (-249 points)
0 0
prog.c: In function 'main':
prog.c:7:2: warning: 'gets' is deprecated [-Wdeprecated-declarations]
  gets(sentence);
  ^~~~
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/ccDU99TE.o: In function `main':
prog.c:(.text+0x25): warning: the `gets' function is dangerous and should not be used.
0 like 0 dislike
Hidden content!
#include<stdio.h>
#include<string.h>

int main()
{
* * *** ** * ***** str[1000];
** * * * ** *** * ** * * ** * i;
* ****** ** * ** *** **** * length;
    
** ** ** ** * *** *** ** ** ** * * * ** * ******
* * ******* ** * * ****
* *** *** * * ** = (unsigned)strlen(str);
** * * * * * * * *
* *** * ** *** ** * ** ** * * ***
* * * ** *** *** * ** **
* ** *** ** ***** * * ** ** *** * * ****** ** **** * * * && str[i]<='z')
* ** ** ** * * ** ** ** * *** * * ********** * * *
* *** ** *** ** * **** ** ** ** ** * * *** * * ** * ** * ** * *** *
******* ** * *** ** * * * *** * * *** ** *
** * *** ** ** *** *** * *** * * ** ** ***** * if(str[i]>='A' && str[i]<='Z')
** ** ** * ** * * * ** ** * ******** ** ** *
**** * ** * * **** **** * ** * * ** * * * *** **** * ** * * * ****
*** * *** * *** ** ** * *** * * * * * *** ** * ** *
*** * ***** ** * * ** *
** **** * * * *
* ** ** ** **** ** * *** * ** ****** * * * ***
    
* *** *** ***** **** * 0;
}
answered by (-193 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
#include<string.h>

int main()
{
* * ** ** *** * * * str[1000];
* * * * *** ***** i;
* * *** * * ****** length;
    
** * ** ** ** *** * * * ***** * ** any string :: ");
** * ******** ** ** *** * ** *** * * * * * ** **
***** * ** * *
***** ** * * * ** ** * = (unsigned)strlen(str);
*** * * ** *** ****
**** * * * * * * ** * * * * **** *
** * * * ** * ** *** **
**** * * ** * * * ** *** * * * * * * * * * && str[i]<='z')
* ***** ** * * *** ******** * * *
* * **** * * * ** ** * * * * * * * * * ** ** * * *** ** *
** * ** *** **** * * * ** ** * * **** *** * **
***** * * * *** ** *** * *********** **** if(str[i]>='A' && str[i]<='Z')
* * ** ** ***** * ***** * * * *** * ** *** *
*** * ** ** ** * *** **** *** * * * * *** * ** **** ***** ******
**** ** ** ** ** * *** * ** * ** * ***** * ** *** *
** *** ** *******
** * ** * * * * *
** * * * * * * ** ** * *** ** ** *
    
** ** *** *** ** **** 0;
}
answered by (-193 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
0 like 0 dislike
Hidden content!
#include **** * *
#include * * **
#include **** * *** **

int main()
{
* ** * ** * ** ** * sentence[1000];
*** ** * * * *** ** * * * count, ch, i;
**** * * * ** ***** *
* *** *** *** **** * ** * ***** 1000, stdin);
**** * * * ********* ** *** = * ***** * **
** * *** * ** * * * ** * * (i = 0; i < count; i++)
* * *** * * ***** * **** * * * **
** * * * *** * ** ** * ** *** * * **** * = islower(sentence[i])? toupper(sentence[i]) :
*** * * * * ** ** ** ** ** * ** * *** ** * ** * ** *
** ** * **** **** * ** ** * * * ** ** ****
**** **** * ** * *
}
answered by (323 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
#include<string.h>
int main()
{
    int i;
    char a[1000];
    fgets(a,1000,stdin);
** *** ******* * * **** ** ** ** ** **
* * * * * **** * * ***** ***** * ** *
*** **** ** ** * *** * * * ***** * * ** *** * **** * * * * * ** *** * && a[i]<='z')
* * * * ** ** * ** * ***** *** ** * *** * *** **** * * * ** ** * * ** * * * * * ** *
* * *** * **** * ** * * *** ** ** * * ** * * ** * * ** ** * * * * ** *** **** * * ** ** * * *** * *
* * * * *** * *** ** ** * * * * * * ** *** ***** * * * * ** *** * * **** **
* * ***** * **** *** ** * ** ** ** * * ******* * * ** * *** if(a[i]>='A' && a[i]<='Z')
* * **** **** * * * * * **** * ******* ** * * ** ** * ** * ** * *** **
* ** * *** **** * * * * * * *** * ** * * ** * * **** *** ** * ** ** ** ** ** * ** * * * * * *** **
* ** ** * * * * ** **** * * * * ** ** * * ** ** **** *** ** * * *** *** * ** * * ** ** *
*** ** * *** **** * * * ** ***** * ** * ** **
** ** ** **** * * * ** * ** ** * * * * ** ** * * *** * ********
}
answered by (-301 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:104.23.197.65
©2016-2026

Related questions

0 like 0 dislike
27 answers
[Exercise] Coding (C) - asked Jan 11, 2018 in Chapter 13: Strings by thopd (12.1k points)
ID: 41439 - Available when: Unlimited - Due to: Unlimited
| 12.9k views
0 like 0 dislike
29 answers
[Exercise] Coding (C) - asked Jan 11, 2018 in Chapter 13: Strings by thopd (12.1k points)
ID: 41436 - Available when: Unlimited - Due to: Unlimited
| 12.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users