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>
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:172.69.6.48
©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