0 like 0 dislike
12.8k 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 | 12.8k 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:172.70.126.8
©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
| 8.8k 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
| 8.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users