0 like 0 dislike
2.6k 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 | 2.6k 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:172.71.254.148
©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
| 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
| 1.8k views
12,783 questions
183,443 answers
172,219 comments
4,824 users