0 like 0 dislike
2.8k 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 | 2.8k views

57 Answers

0 like 0 dislike
Hidden content!
#include "stdio.h"

int main()

{

*** * * ** **** * * ****** * ch[1000]={0};

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

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

**** ** ** *** * *** ** * * * * *** &ch);

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

****** ****** **** * * * ** ** * * *** * * ***** && ch[i]<='z')

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

** * * ** * * ** *** * ** * ** * ** * * **** if(ch[i]>='A' && ch[i]<='Z')

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

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

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



}
answered by (-284 points)
0 0
prog.c: In function 'main':
prog.c:11:14: warning: zero-length gnu_printf format string [-Wformat-zero-length]
       printf("");
              ^~
prog.c:13:15: warning: format '%[^
   ' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
     scanf("%[^\n]", &ch);
               ^
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <string.h>
int read_line(char str[], int n)
{
int ch, i = 0;
while ((ch = getchar()) != '\n')
if (i < n)
str[i++] = ch;
str[i] = '\0'; /* terminates string */
return i;
}
int write_line(char str[])
{
* ** ** * ** * *** *** i=0;
* * ** **** ** *** *** ** ** * * * *
** ** * * ** * ** * ***** *** * ****** ** ** ****** * * * ** * * * * * ****** ** ** ** * * **


* *** ** * * *** * **** * * * ** * * * *
* ** * * * * * ** i;
}
int main()
{
****** * * * * ** ** * * str[1000];
* *** * * *** * * *** i;
**** * *** * *** ****** *** ***
*** ** * ***** * * * * * ** *
    {
** * * * * * * * **** ***** * * ** *** **** *** *** * **** * ****** *** *
******* * * * *** * * ******* *** ** ** **
*** * ** ** ** *** * * * *** * **** * ** * * ** * * * * * ** ** *
* *** ** ** ** ** * **** * * ** ***** ** * ** *
****** * ** ** ** *** ** * * **** * **** * * if **** ** * ****** ************ ** **
* * * * ** * * * * **** *** * **** *
**** **** ***** * * * * *** ** * * ** ***** * * * ** * * * ** * * ****
* *** *** * * * * *** * * * * * *** ** * * ***
* * * *** * ** **** *
** * ** * * ****** ***** ***

*** *** * ** ** ** * ** ** 0;
}
answered by (-196 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
0 like 0 dislike
Hidden content!
#include<stdio.h>
#include<string.h>
int main()
{

***** ** * * ** * * ** * i;
* ** *** * * ** * * **** str1[1000],str2[1000]={0};
* ***** **** * * **** * * * ** * * * a sentence to convert upper to lower and vice versa\n");
******* ***** * ***
* ** ** * * *** * *** * * ** * *** *

* *** * ** ****** * * ** ** ** * *** ** * *
** ** ** ******* * *** * *
*** ** *** ** *** * ** ****** * * ** *** ********** ** * * &&str1[i]<='z')
* ** * * * * ****** ** * * ** * ** **** * *
* * ** ** *** **** ** * * * *** **** * ** ** *** ** * * *** * ** * * ** * *** ***
*** *** ** * * **** * * ** ***** *
** ** * * * * ** *** * * ** * *** ** ** ** * **** * **** * * * * *
* **** * ** * **** *** ** *** * * * ** * * ** ****** * **** * ** *** * * **
** * * * ** **** * **
***** **** *** **
** ** *** ***** ** *** ** *** *** * **
** * * * ** * * ** *
}
printf("%s",str2);
return 0;
}
answered by (-167 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<stdlib.h>
* ** * ** ** *
int main()
{
* * *** * * * ***** **** S[5000];
* * * ** * *** * *** 5000, stdin);

* * * * *** ** * * * * * a,N=strlen(S); ** * * ** ** * * ***
* * * ** * ** * ** * * *
** *** ** * *** *** ** ** * ** * * && S[a]<='z' )  //大小寫轉換
** * *** * ** ** ** **** *** *** * ** * * * ***** * ** ** * * * * ** *** **** ** **
***** ** *** ** * **** *** * ** * **** if * * *** * * S[a]<='Z')
* * * ** ** * * * * ** * *** ** ***** ** * * **** ***** **** * ** **
* * * ** * ** * * * * * *** ** * **** * **
* * * * * * *** * ** ** * ** * * **** ** * * ** **** ** * ** * * * ** *** * ** * *** * **

 return 0;
}
answered by (-127 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>
int read_line(char str[], int n)
{
int ch, i = 0;
while ((ch = getchar()) != '\n')
if (i < n)
str[i++] = ch;
str[i] = '\0'; /* terminates string */
return i;
}
int main()
{
* * * ** * * * ****** ***** str[1000];
** *** ** * **** * i,a,b;
*** ***** ** * ** * ** ** ** ***
* ** * * * ** * * ** ** ** * *** *
* ** **** * **** * ***
** ****** * *** * **** * *** ** ** ****** ** **** ** * * ** ** * * *
****** ** ** * * * * ** ** * ** * **
* *** * ** ** * * * ** * * * * **** ** ****** ******** ** * *** *** * ** *
* ** * **** * *** ** * * * * * *
* * ** ** * * ** * ** * * *** * * * * * * if *** * * * * * * * * ** ** *** *
* *** ** * * ** ***** * * * *** * ** ***
** * *** * ** *** * * ** * * *** ** * ** * * * *** * * * * **
**** * ** ** * ****** * *** * * * * *** * **** **
*** * ***** * * * *******
* ** * ** **** *** * *
** * *** *** * ** * * 0;
}
answered by (-196 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <string.h>
int read_line(char str[], int n)
{
int ch, i = 0;
while ((ch = getchar()) != '\n')
if (i < n)
str[i++] = ch;
str[i] = '\0'; /* terminates string */
return i;
}
int main()
{
*** **** ** * str[100];
** ** *** * * * * * * * i,a,b;
* * * ** ** ** * *** **
** * **** * * * *** ** ** **** **
* * * ****** * * * * *
** * * *** ** **** *** * * * ** ******* * *** * ** * * ** *** * ** * *
*** ******* ** *** ** **** ** * * ** * * ****
** * * * **** ** * ** * *** ** * *** ** *** * ** ** ** * ***
** * * ** * *** ** ** * * * ***
* ** * ** * * * *** *** *** * * * * * ** * if * *** * ** * * ** ** * ** **
** * ** * ** ** * **** * *** ** ** * * **
* * *** * * **** *** * ******** * * * *** * ** * **** ** * * ***
* ** * ** **** ** ***** * **** ***** * **** *** * * *
* ** * * ** * *** *
**** ** **** ** * * *** **
* * ** * *** * *** * **** ** * 0;
}
answered by (-196 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
    char a[1000];
    int i;
* * * ** **** * *
* * * ** * * * * * * * * *
* ** * * * ** ***** *** * * * ****** ** * *** * * * *** *** ** *
** * * * ** ** *** * ** ** ** * * * ***** * ****** ** ** ***
** * * * ** * ****** * * ** ** ** ** * * * ** * ** *** * * *** * * ****
*** ** * * *** * * * * ** * ** * *** ** *** * * *** ******* ***
*** **** * * ***** * ** *** *
*** ***** ** * ** *** *** 0;
}
answered by (-284 points)
0 0
prog.c: In function 'main':
prog.c:6:5: 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__;
              ^~~~
/tmp/cckMIBeA.o: In function `main':
prog.c:(.text+0x25): warning: the `gets' function is dangerous and should not be used.
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <string.h>

int main()
{
** *** ** *** *** * * str[100];
    int i,a,b;
* *** * * ***** * *** * *****
*** * * ** ****** ** * * ** ** ***
    {
** ** *** *** * * **** ** *** * *** * * * ** ** * * *** * ** *** *
* * * ** * * *** * ** *** **** * * * ** * *
** * * * * * ** * * *** * * * * * * ** ******** ** *
****** * *** * * ** * * ** ** * * * **
** ** * ** ** *** * * *** * ** * * * **** * if *** * *** * ** * ********* * ****
** ***** * * ** ** * * * * ******* * ** ***
* * * * * ** * **** * ********** * * **** ** * ** **** **
* * ** * ** ** * * ** ****** * * **** ***
    }
*** * * * * *** * ** *
*** ** ** * ** * * *** **** 0;
}
answered by (-196 points)
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/cc7O3tJu.o: In function `main':
prog.c:(.text+0x23): warning: the `gets' function is dangerous and should not be used.
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
    char str[100];
    int i,a,b;
* * ** ** *** * ****** **
* * ***** ** * * * **** ** * ** * * *
    {
* ** * * * ** *** * ** * * ** * ****** *** *** * *** * ** ****** **
* * * * *** * ** **** * ****** * * * * * * ** *
****** * * ** *** ***** * * *** * **** ** ** * * *** *** *
* ** * **** * *** ** * * * ** ** ****
*** **** * ** **** *** *** ** ** **** ** * if * * * * ****** * *****
***** * * * * * ******* * * * * *****
*** * * ** * * ** ** *** * ** * ** * **** **** ** * * **** * *** *
** * * **** * **** * * * * * * ** * * * **
    }
* ** ** * * ***** * * *
* ***** * ***** ** ** ** * 0;
}
answered by (-196 points)
0 0
prog.c: In function 'main':
prog.c:6:5: 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__;
              ^~~~
prog.c:7:15: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     for(i=0;i<strlen(str);i++)
               ^~~~~~
prog.c:7:15: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:7:15: note: include '<string.h>' or provide a declaration of 'strlen'
/tmp/ccX2gnMW.o: In function `main':
prog.c:(.text+0x23): warning: the `gets' function is dangerous and should not be used.
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
    char str[100];
    int i,a,b;
* * *** ** * *** ** * * * **
* ** ****** ** * * ** * * **** **** *** *
    {
* * * **** *** * * * ** **** * ** * * **** * * * *
* ***** * ** *** *** **** * ** * ********
* ** * * *** * * * * ********* * **** *** ** *** **** * * *
* * ** * ** **** * ** * ** ***** ** * * *
* *** *** * *** * * ** * *** **** ******** * ** *** if ** **** ** * * ****** *** * * * *
* * ** * * ** * ** ** * **** *** * ** ** * * **
* * * * * * ** * ****** ** ** * *** ** * * * * ** ** *** ** * * * *
* * ** * * ** ***** ** * * ** * * * *** ****** *
    }
* * * * * **** * *** *** ** *
*** *** ** * * * * * * * * 0;
}
answered by (-196 points)
0 0
prog.c: In function 'main':
prog.c:6:5: 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__;
              ^~~~
prog.c:7:15: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     for(i=0;i<strlen(str);i++)
               ^~~~~~
prog.c:7:15: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:7:15: note: include '<string.h>' or provide a declaration of 'strlen'
/tmp/ccxAMu40.o: In function `main':
prog.c:(.text+0x23): warning: the `gets' function is dangerous and should not be used.
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.100.191
©2016-2024

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
| 2.2k 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
| 1.9k views
12,783 questions
183,443 answers
172,219 comments
4,824 users