0 like 0 dislike
10.6k 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 | 10.6k 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:172.70.178.2
©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
| 7.2k 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
| 7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users