0 like 0 dislike
11k 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 | 11k views

57 Answers

0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
int main()
{
**** * ** * ** * **** * * a[100];
* * * ** * * ** ** **** * ** *
* * * * ****** * **** i;
*** *** ** **** * * * * ** ** * ** * **
* ******* ** * *** * *
*** ** * * ** * * * * * ** ** * * * *** * * * ** ** **** *** * * *
** *** ******* ** * * *** ** * * ***** * * *** * ** * * ** *
**** ** * **** * * * * ** * * ** * * *** *** ** * * ** *** *****
* * * * * * ***** * *** * * * ****** ** * * ** ****** * * ** **

    }
* ** * ** **** **** * *** * ** *
* **** *** ****** **** ****** 0;
}
answered by (-140 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>
#include <stdlib.h>
int main()
{
* ** *** *** * **** * * * a[100];
* * * ** *** ** ** * * ***
**** **** * ** * * *** i;
* **** * *** *** * * ** * *** ** **
* * ** *** ** **** **
* **** ** * * ** * ** * ***** *** * * * ** * * * ** * ** * **
**** ** * * **** ** ** * * ** * *** ** * * ** * **** *** ***
* * * ****** *** ** * * * * *** *** ** * **** *** ** * * * *** *** ** ****** **
* * **** * * ** * **** * ** ***** * ** * * ** * ***

    }
* ****** ** ** ***** * * ** ** * **
*** *** **** * ******** * ***** 0;
}
answered by (-140 points)
0 0
prog.c: In function 'main':
prog.c:13:28: error: expected expression before '[' token
         else if(a[i]>='A'&&[i]<'Z')
                            ^
0 like 0 dislike
Hidden content!
#include * * ** *

int main ()
{
* ** * *** ** c = 0;
* * **** * * ** ch, s[1000];

* ***** * ** ** * *** *** a * * **
***** ** *** ** **

**** ** ****** * * (s[c] != '\0') {
** *** ****** ** * ******** *** *** ** = s[c];
* ** *** *** * ******* * * * * * (ch >= 'A' * * * **** * * ch <= 'Z')
* ****** * * * * * * ******* ** * ** * * * * = s[c] + 32;
* ***** * *** * * ** ** * ** * if (ch >= 'a' * ** *** * * ch <= 'z')
***** ** * ** * * **** ** * * * **** ** ** * * = s[c] - 32;
* ** ** ** ***** * *** * * * *** **
********* * *** *

* * **** * ** ** ** * * **** *** s);

* ****** ** ** * 0;
}
answered by (16 points)
0 0
prog.c: In function 'main':
prog.c:9:4: warning: 'gets' is deprecated [-Wdeprecated-declarations]
    gets(s);
    ^~~~
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/cckJajTZ.o: In function `main':
prog.c:(.text+0x3b): warning: the `gets' function is dangerous and should not be used.
0 like 0 dislike
Hidden content!
#include * * *******
*** * ** * *
* ** *** *** ** ***
int * *
{
char a[1000];
int i,n;

**** * **** * ** * : * ** );
* ***** * * * *****
***
* ** **** * * **
{
* ** * * **** * * * ( ( a[i] >= 'a' ) * * * * ( a[i] ** 'z' ) )
********* * ** ** *** ** *** * * *********
* * ****** ** ** ** * ********** * * * * ** = a[i] - 'a' + 'A';
* **** ***** *** * *** ** * * * * *
** ** ** ** **** ** if( ( a[i] * * *** 'A' ) * ** * ** ** ( a[i] * * 'Z' ) )
* ** * * * ** ** **** ** ** * * * * *
* **** *** * *** * ** ** *** ** ** * * ** * ** = a[i] + 'a' - 'A';
**** ** **** * **** * ******** * * * ** *
}

printf( * * * ** * * * a );

** *** * * * *** * ***
return 0;
}
answered by (-32 points)
edited by
0 0
prog.c: In function 'main':
prog.c:10:1: warning: 'gets' is deprecated [-Wdeprecated-declarations]
 gets(a);
 ^~~~
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__;
              ^~~~
prog.c:11:3: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
 n=strlen(a);
   ^~~~~~
prog.c:11:3: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:11:3: note: include '<string.h>' or provide a declaration of 'strlen'
/tmp/ccbGRkOb.o: In function `main':
prog.c:(.text+0x25): warning: the `gets' function is dangerous and should not be used.
0 0
prog.c: In function 'main':
prog.c:11:3: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
 n=strlen(a);
   ^~~~~~
prog.c:11:3: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:11:3: note: include '<string.h>' or provide a declaration of 'strlen'
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
0 like 0 dislike
Hidden content!
#include * *** **

int main ()
{
* ** ****** * ** *** c = 0;
***** * * **** * *** ch, s[1000];
* * **** * ** * * * ** * * ** * **** * **** s);

* *** * * **** * ** (s[c] != '\0') {
* * *** * *** *** * * ** * = s[c];
*** ** *** ** ** * * * * (ch >= 'A' * * ch <= 'Z')
**** * *** ** ** ** * * * ** ** * * * * * * ** * * * = s[c] + 32;
* * ** ***** *** *** *** *** if (ch >= 'a' * * * **** * ch * * 'z')
** * * ** **** * * ****** * * ** ** * *** = s[c] - 32;
** *** ** * *********** **** * * *
*** *** * * * * ***

* * **** * * * * ** ** * *** * * * ** * s);

* * **** * * * * 0;
}
answered by (-140 points)
edited by
0 0
prog.c: In function 'main':
prog.c:8:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(str);
     ^~~~
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/ccEVmRzQ.o: In function `main':
prog.c:(.text+0x30): warning: the `gets' function is dangerous and should not be used.
0 0
prog.c: In function 'main':
prog.c:7:4: warning: 'gets' is deprecated [-Wdeprecated-declarations]
    gets(s);
    ^~~~
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/ccYGFu22.o: In function `main':
prog.c:(.text+0x2f): warning: the `gets' function is dangerous and should not be used.
0 0
prog.c: In function 'main':
prog.c:7:12: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
    scanf("%s", &s);
            ^
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
0 like 0 dislike
Hidden content!
#include<stdio.h>
#include<stdlib.h>
#include<string.h>

int main()
{
* * ** ** *** * a[1000];

* *** * * * ** *** *** * ** *

** ** * * * * *** *** i;
* ***** * ** *** ** * ** ** * * * ** **
* *** ***** *** *
** * ** ** * * * ** **** ** *** * ** * ****** ****** **** * * ****
* ** ******* * * * * * * * ** * ** *** * ** * * ***** * * *** * ** * *


** ** * *** * * ****** * ** ******* **** * * * * * ** **** * * ***
* * * *** * ** * * *** * ** * * ******* * ** **** * * * * *


    }

******** ** **** ** ***** *** ** *

*** ***** * ** 0;
}
answered by (-16 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
***** ** * **** ** a[1000];
* ** * * ******* **** * * i=0;
* * * ****** * *** * ** * * ****
* ** *** ** *** *** * ** (a[i]!=0)
    {
* **** ** *** * * ** * * * ** ** * * *** * * ** * * (a[i]>64 && a[i]<91)
** ** *** * * ** * * * * * ****** ***
* * ** **** * * *** * ***** ** * * ****** ******** ** ** * ** *** *
*** * ** *** * ** ** **** *** * * * ** **
******** * * ** * *** * * **** ***** ** ****** if (a[i]>96 && a[i]<123)
*** **** * ** * **** * ** *** * * ** ** *** *
* ****** * *** * **** * * ** *** * * ***** * *** ** * ** * *** * **
* ******** ***** *** * * * * * * *
** * ***** ** ** * * * ** ***
    }
****** * * * * ** **** **** *** ** *** *
* * ** * *** * * ** **** * 0;
}
answered by (-229 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
0 like 0 dislike
Hidden content!
#include ** * * * *
#include * * *** *

void main()
{
***** ****** * * * * ** * * sentence[1000];
* ** *** *** ** * * ** * count, ch, i;

* *** * * ** ** * * (i = 0;(sentence[i] = getchar()) != '\n'; i++)
* ** * ***** *
* * * ***** ****** ** * * *** *
* ** ** * ** ** * *
* ** * * * * * ** * * = '\0';
*** ******* ** *** **** = i;
*** * * ** * ****** * * ** * * (i = 0; i < count; i++)
* ** * * ******** *
* * ** * ** * * ** *** * *** * = ** * ** *** * ** * * * :
** ** *** *
* * *** * **** *** ** * ** * * ** * * **** ***
* ** **** ** ** * ** *
}
answered by (-168 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
0 like 0 dislike
Hidden content!
* * * *** * **
*** * ** ** **
int
{
* ** ** char a[1000];
* * ** ** ** ** ** * ** *
****** *** * int i;
* * ** * ** * ** ***** *** *
** * ** * {
* ** ** * ** ** *** ** * * **** ***** * **** * * * **
* * * **     {
****         * * ** * **** **
*** *   * * *** }
* ** *** * * * *** *** else * * * ** * * ****** *** ***
****** **** * * * * * * {
* * * * ** * *** * * *** * *** **** * ** * *
* *** * * * * }
**** ** * }
******* ***** ** * ** ** *
}
answered by (-249 points)
edited by
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
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 (-258 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:108.162.216.57
©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
| 7.6k 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
| 7.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users