0 like 0 dislike
18.1k 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 | 18.1k 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:104.23.243.164
©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
| 12.4k 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
| 11.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users