0 like 0 dislike
10.9k 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 | 10.9k 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:172.69.6.48
©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