0 like 0 dislike
21.6k 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 | 21.6k 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:104.23.243.109
©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
| 15.1k 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
| 14.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users