0 like 0 dislike
20.8k 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 | 20.8k 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:104.23.197.95
©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
| 14.5k 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
| 13.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users