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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 **** ** ** * ****
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* **** * * * * * (s[c] != '\0') {
***** * ** ** *** ** * ** ** ** = s[c];
* * * **** *** ** * * **** * * (ch >= 'A' **** * ** ch <= 'Z')
** * * ** * * * ** ******* * ** ** ** * * ** * = s[c] + 32;
** * *** * * * ** * * *** ***** if (ch >= 'a' * * ** * ch <= 'z')
* * *** ** * * *** ** *** * ***** **** ** * = s[c] - 32;
**** *** ** * * ** ** ***** *
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*** ** * ***** * ** * ** * ** 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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* * *
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{
* * ** *** **** **** ( ( a[i] >= 'a' ) ** * * ( a[i] * ** ** 'z' ) )
**** * ** ** ***** * ** * ** * * ** *
*** * **** * * * * *** *** * * * * ** * = a[i] - 'a' + 'A';
* *** * * * * ** * ** ** * * * * * **** *
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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)
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    }
** ** *** * *** ** ** ** * ** ******
* * *** **** * * * 0;
}
trả lời bởi (-229 điểm)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
0 thích 0 k thích
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++)
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* * ** **** * * **** * * ** * * *** ** * ** ** = ***** * ****** ** ** * ** :
* ** * **
** *** * ** * * **** * ** ***** ***
* * * ** ** * * **
}
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);
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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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