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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) - đã hỏi trong Chapter 13: Strings
ID: 41431 - Xem được từ: Không giới hạn - Hiệu lực đến: Không giới hạn

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Hidden content!
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
int main()
{
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    }
* * *** **** ** * * * * * *** ** *
* * * * * * * * ** * 0;
}
trả lời bởi (-140 điểm)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
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Hidden content!
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
int main()
{
*** ** ** ** * * * * a[100];
* *** *** ** * ******* * * * * *
* ** * ** * * ** * * ** i;
*** * **** * ** ** * * ** ** ** * ****
* ** ****** * ****
** ** ** ** *** ** * *** * * *** * *** * * * **** * * ***
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* * * * **** * * *** * * * * ** * ** ** * ** ***** ** * * **
* ** * ** * * * * ** * * * *** * ** * **** ** * ** * * *

    }
*** ******** ** * ** * * * * *
* ** ** * *** ** * * ** 0;
}
trả lời bởi (-140 điểm)
0 0
prog.c: In function 'main':
prog.c:13:28: error: expected expression before '[' token
         else if(a[i]>='A'&&[i]<'Z')
                            ^
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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;
}
trả lời bởi (16 điểm)
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.
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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;
}
trả lời bởi (-32 điểm)
đã sửa bởi
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
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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;
}
trả lời bởi (-140 điểm)
đã sửa bởi
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
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Hidden content!
#include<stdio.h>
#include<stdlib.h>
#include<string.h>

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

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

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


    }

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

* * ** * * * * ** ** * * 0;
}
trả lời bởi (-16 điểm)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
0 thích 0 k thích
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)
* ** ** ** * * ** * * ** * * * *
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** * * * ***** ** ** ****** * ***
* * * *** * * * * * * ** *** ** *** *** * * *
    }
* **** ** * *** **** * * * ** * *
** ** * * * * ** ** * 0;
}
trả lời bởi (-229 điểm)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
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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++)
** * ******** ** *
* * ******** * *** * ** ** * ** *** = **** ***** * ** *** * :
* ** * ***
* * ** * ** * *** * ** * ****** * * * * ** ** * ***** *
**** * ** * *** ** ** ***
}
trả lời bởi (-168 điểm)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
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Hidden content!
* *** * ** ** *
* * **** *
int * *
{
* * ** **** ** char a[1000];
* **** * * ** ***** *
**** *** int i;
*** * * ** ***** ** * **** *****
** ** * * {
* * * * **** * * ** *** * ** * *
* *** *** **     {
**         ***** *** * * **
* **   *** * ** * }
* * * ** * *** * * * ** *** else * ** * * **** * **
* * * * * * ** ** {
* * * * ** *** * ** * *** * *** * **** ** **
* * ** ** ** *** * * ** }
* * * * * }
* ** **** * * * * * * ** * ****
}
trả lời bởi (-249 điểm)
đã sửa bởi
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
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Hidden content!
#include<stdio.h>
#include<string.h>
int main()
{
    int i;
    char a[1000];
    fgets(a,1000,stdin);
** *** * ** ** ********* *** ** * * *
* *** ** *** * * ** * * ** * * **** * *** *
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* **** ** * ** *** * * * * * ** ** ** **** * * * * * ** * * * ** ** **
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** * * * ** ** * * * ** *
* **** ***** *** * *** **** ** ** ** * ********* * * ** **** *
}
trả lời bởi (-258 điểm)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
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