0 like 0 dislike
13.7k 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 | 13.7k 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:172.70.100.72
©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
| 9.5k 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
| 9.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users