0 like 0 dislike
14.1k 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 | 14.1k 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:172.70.127.116
©2016-2025

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
| 9.6k 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
| 9.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users