0 like 0 dislike
20.7k 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 | 20.7k 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:162.159.115.10
©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
| 14.4k 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
| 13.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users