0 like 0 dislike
19.9k 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 | 19.9k 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:104.23.243.109
©2016-2026

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
| 13.9k 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
| 13k views
12,783 questions
183,442 answers
172,219 comments
4,824 users