0 like 0 dislike
13.1k 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 | 13.1k views

57 Answers

0 like 0 dislike
Hidden content!
#include <stdio.h>
int main ()
{
* ** * * * *** ** a[999];
* * **** ** * *** **** i;
** * * ** * ** * (a,999,stdin);
* * ** ** *** *** * (i=0;a[i]!='\0';i++)
    {
*** * **** **** **** ** ** * *** * * **** * *** * *** ** * *** ** ****
** *** * *** ** ***** * * ****** ** ** ** * * * * *** * ** *
* * ***** * * ** * ***** ** * * * * *** * ** if * * *** * * * *** ** *
** ****** ** * ** ***** * ****** * * * ** * **** * * * * * * ** * * *
* * * * * * * ** ** ** ** * * * ** * *** *** **** ** **** ** *** ** * * * ** * * **
    }
** * ** * * **** * 0;
}
answered by (-32 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
0 like 0 dislike
Hidden content!
#include * *** **
#include <ctype.h>
#include **** **** *

int main()
{
*** ** * * ** **** str[1000];
** ** ** **** * ** * i;
* * * * **** ** ** *** * **** ** *
* ***** * ** * * ** * * **** * * ** **
* *** *** *** * * ** ** *
* ** ** * * * * * * **** * ** * **** **** * (str[i]>='A' && str[i]<='Z')
* * * ** **** **** *** * **** * ** * ** * ** ** * * * *** ** * ***
** * *** * * ** * * * **** ** * ** * if (str[i]>='a' && str[i]<='z')
* ** * ** ** * * ***** * ** ***** * * * ***** * *** *** *****
** * * * **** * * * *
**** *** ** * **** *** ** * * ** *** *
* ** * * **** * * ** *** 0;
}
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>
int main()
{
    char a[100];
    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/ccggSZJP.o: In function `main':
prog.c:(.text+0x1f): warning: the `gets' function is dangerous and should not be used.
0 like 0 dislike
Hidden content!
#include <stdio.h>

int main(){
    char c='a';
** ** * **** * * * ***** *
*** ** * *** ** * * ** ** * **
** * * *** ** * ** * ** * ** * * ** ****** ** ** * * ** ** * ****
* *** ** * * * **** * * * ** * ******** * * * **** ** ****** * * * ** * **** *
*** * * ******** ** ** ** * *** * * ** ***
* ****** ** * **** *** **** * * * * *** ** * *** * if(c<='z'&&c>='a'){
** ** * * ** ** *** ******* ** *** * **** * ** ** * ** *** * *** ** ** * * **
* * **** **** *** * *** **** ** ***
** * * * ***** * * ** * **** * * ** * **** * *
* * * ** ** * * *** ** ** * * ***** * ******* * **** * * ** * ** * **** * * * ** * ***
**** * ** ** * ** * * * * * ** * * * ** * ** *
* * *** * ** ** ** *** * *** ** * * * * ****
    }
    return 0;
}
answered by (-116 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 main()
{
    int i,t;
    char a[100];
** ***** * * * * **** **** *** *** *
* ** *** * ** * * * * * * * ** *
***** * ** *** ** * **** *** ** * * ** * ** ** **
* ** * ****** *** * * ** ** * ** * * **** ** * ***** ** ****
* **** * *** * *** ** * ** *** **** * ** * * ******** ** && t>64){
*** * ** ** * * * * * ** *** *** * * ** ** * * ** * *
* ** * **** * ** * * * * * * * ** * * *** * ***** ** * * * *
** * * **** * * ** ** *** * ******* ***
** * ** **** * ** ** * * * * * * * * *** * ** if(t<123 && t>96){
* ** *** ** ** *** **** ** * ******** **** **** ** ** ** ** **** ** **** * * *
*** * * ** ** *** * ***** * * ** ** * * **** * * * ** * ** * * ** *
** * * **** ** * * * ** ** * **** ***
    }
*** *** ** * ** ** * ** * * * **** ** * **
*** **** ** ** * *** ** *** ** 0;
}
answered by (54 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()
{
    int i,t;
    char a[100];
*** ** * **** * * *** *** ****
* * * ** * ** * ** * * ** * **** * * *
* * * * *** *** ** *** * * * ** ** ** ** *** *
** * ** ** **** * ******* * * ** * * ** *** * ** **** **** **
** * ** ** * ** ** ****** *** ***** * * ** ** * * ** * * && t>64){
* * * * **** ** * ** * **** * * * *** * * ** * ** ** *** * *** *****
* * * * * * ***** *** *** ***** ***** * * * * ** * * * ** **
**** * ** ** **** * *** * ******* * *
****** * ***** *** * * ** *** **** if(t<123 && t>96){
*** *** * ** * * * ***** * * *** * * * * ** *** *** * * * ** * * * * *
** * * ********* * *** ** ** * * *** *** * * ** ****** *
*** ** * * *** ********** * ** ** * **
    }
** ** * * * ** ******** ** * * * * * *
*** * * **** * 0;
}
answered by (54 points)
0 0
prog.c: In function 'main':
prog.c:7:15: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     for(i=0;i<strlen(a);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'
0 like 0 dislike
Hidden content!
#include<stdio.h>
#include<string.h>

int main() {
    char in[1000];
    int len=0,i;
* *** * **** *** * ** * * * *
* * ***** * * * *** *** * * *
* * * ** ** ****** * ***** ** **** ** {
** *** * ** ****** *** ** **** ** * * ** * *** * ** ***** ** {
** *** *** ** ** * ***** *** *** * **** *** ******* **** ** ** ** * ** *** * ** in[i]+32);
** *** * ** * * ********* ** * ****** * ** ** * *
***** * ** * **** ** * ** ** **** **** * * ***** * ****** *** *** **** {
* *** * ** * * *** ** * * ** * * ** ** *** * * * *** * * * * * ** * ** ** in[i]-32);
** ***** ***** * * * *** ** ** * ********* * *** **
** * ** * ** **** ** ** {
***** * * ** ** *** * * ** * * * * * *** ** ***** ** ** ** * ** in[i]);
* * * *** ** * *** *** **** * * * * ** ***
    }
}
answered by (-120 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:172.71.255.50
©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
| 9k 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
| 8.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users