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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()
{
** * ** ** *** *** ** *** ** * a[100];
*** * * * * * * * ** * *
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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;

* * * *** ** : * ** );
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*** *
* * *** ** *
{
* *** * * ** *** * ** ( ( a[i] >= 'a' ) * * * ( a[i] * *** 'z' ) )
* * **** * * ** ***** ** * *** * ** **
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* ******** ** * * * * ** ** * * * ** * ** * *
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* **** *** ** * ** * * *** * * *
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* ** * * ** * ** * * *** * **** * **** * ***
}

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)
* * ** ** ** *** *** * *** * * **
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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++)
**** ************ ** *
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* *** * *** * *** *** **
* ** * ** * * * ** * * * * = '\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;
* * * * * ** * * * * * * *** * *
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*** * ** * * ** ** * * * * * *
* * * * * * **** }
* *** **** }
*** * * * * **** * **** *
}
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);
* * * ** * * * ** ** * * ** ** ****
* * * **** *** * * * ** ** ***** *** * ** *
* ** *** *** *** ** ** * *** * * * *** * *** * * * * ** * * * * && a[i]<='z')
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** **** * **** * ** ** **** * * *** * *** * *** * * * * * ** ** ****** * ** * *
** **** *** * ** * *** * * *** ** ** ** ** * * * * **** ** *** * * if(a[i]>='A' && a[i]<='Z')
** * * * **** * * ** * ** * * ** * ** **** ** ** * * * * *** ******* * *** * ** ** ** *
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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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