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:108.162.216.62
©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
| 7.5k 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