2 like 0 dislike
22.1k views

Write a program that input four-digit number, then prints the number with its digits reversed .

寫一個輸入4位數字,反轉輸出這個數字的值

Example input: 

5455

Example output:

5545

Example input: 

5400

Example output:

45
[Exercise] Coding (C) - asked in Chapter 4: Expressions by (12.1k points)
ID: 27669 - Available when: Unlimited - Due to: Unlimited

edited by | 22.1k views

64 Answers

0 like 0 dislike
Hidden content!
#include<stdio.h>

int main() {
**** * * **** *** *** ** * b[4], i;
** ** *** * * * *** ***** i<4; i++) {
***** ** ******** *** **** **** ** * ** * ** ** ** ** * * ** &b[i]);
* **** ** ***** * * * **
* * * **** **** * *** ** i>=0; i--) {
** ***** *** ** * * * ** * *** *** ** * *** * {
* ** **** **** ** * *** * * ** *** ** * ** * *** ** * ** **** * * ** ** * b[i]);
** *** * * * * * *** * *** *
* ** * *** **** **
}
answered
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
* * **** * * * ** ** ** a,b,c,d,e;
* **** * * * ** * ** **** ** * *
** *** *** **** ***
* ** *** * ** ** ** ****
**** * * * ** * ** ** **
* **** ** ** ** * * **** ** * *
**** ** * ** * ** * * ******* * * *** * * ** *

** * * *** ** ***** * 0;
}
answered by (-255 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
* * *** * * * ** * *** ** a,b,c,d,e;

***** * ********* *** * * * * ** ** *

** * ** ** * *** *** *
**** * *** * ***** * * * ***
* ** *** ** *** **** * * *
*** * ** *** * ** **** ** *

**** ** ** * * * * ** ** * * **** ** ** *
***** * * * * *** ****** 0;
}
answered by (-127 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main(){
    int num[4];
    int i;
*** * * ***** ** * ** ***
** ***** ** * * * * ** ****** ** * * ** **** ** * ** ** ** * *** *** ***
    }
* ** * ** * *** *** *** * * ** **
*** *** * ** *** * **** ** ** ** ***** *** ****
** * ** * * ** ***** **** ** ** **** * * ** * * * * ** **** * *** * * ** ** ** * *
***** * ***** ** ** **** **** ** *
    }
*** * *** ***** ***** * * if(num[2]!=0){
* ** **** *** ** ** *** ** ** *** *** * ** * * **** *** **
*** * *** ** ** ** *** * ** * * ** ** * ** ** *** * * * **** * * * * * * * * *
**** ** * * ** *** * ** ** ** * *** * * * ** * *
    }
** ** * * * ** * if(num[1]!=0){
** *** * ** * ** ** **** * * ** ** ** * **** *** *** ***** * *
** * **** * * * * **** * * * * * * *** **** * * * **** * * ** * * * * * ****
*** * * * * ** * **** * ** * **
    }
** * * * ** *** * * * ** if(num[0]!=0){
*** * * * ** * * * * * ** * ** * ** * *** **** ** *
* * ** * * ** * **** * ** *** ** *** * * *** ** * * * * ** ******* *** * ***** *** ****
* ** ** * * *** * * * * ** **** * **** * **
    }
* * * * * * * *** * *** 0;
}
answered by (-116 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
* ******* ** ***
** ***
{
** * ** ** * * *** * ** *
***** ** ** ** * ******
a = ** *
***** * **** * * * = * * *

c = *
*** ** ****** * = * *

e = *
** * ** * = * **

g = *
* *** ***** *** = *

** = c;
= *
= * **

* * =
* =
= ****


* = * * ** ** *
** * * * * * ** * *

** ** *
}
answered by (-108 points)
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main (void)
{
** **** *** *** a,b,c,d;
* * * * ** * *** ***** * **** * ** * ***** ** ** *** * * * * *
** *** * * *** * ** * * **** * ** ** * ** ** *** ***
*** ** ** * ** ** ** ** ** ** ** *** *** **
    }
*** * **** * * * ** * ((d==0)&&(c!=0)){
* * ******** ** *** ** * * * * * * * **
*** * ** * *** ** ****
* * *** * * ********** * ** * * * ** * **** * * ** ****
* * * * * ** *** * * *** ** **** *
    }
** * ** * * *** * * ** **** ** * ** **** * * * * ** *
* ** * ******** * ** * **** * **
    }
*** ***** * ** *** ** * ** * ***** *** * ** **** * * * *
***** ** **** * *** *** **** ****
    }
** * * * *** * ** * * ****** * ** ** ** * ** ****
* * ***** * * ***** **** 0;
}
answered by (-204 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
*** * * ********** * * a,b,c,d;
* * * * **** * * ** * * *** * *** *** * * *** * ** * **** *** **
** * ** ** **** * (d!=0)
* ** * * ** * ***
* ** ** *** *** *** **** ** *** * * **** * * * * * * *** *** *
* **** * ** ** **** *
* * * * * ** * * *** ****
    {
* ** ** ** *** ** *** ** * ** * * * **** (d==0)
* ******* * * ***** ** ** * * ** ** * **** ***** ** * ** * * * *
    }

** * * ****** ** * ****
    {
* *** * * *** ** **** ***** * ********* ** * && c==0)
**** * * ** *** ** * **** ** * ***** *** * *** * ** ** * * **
* *** *** * *** ** * *
* ** * ***** *** * ** **** 0;
}
answered by (-281 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
** * *** * *** ** *
int ** *

int main()
{
** ******* ** ** * ****** * ** * ** * * **



* * * ** * * * *** * * **

* * * 0;

}
answered by (-336 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
* **** * * ** *
* * **
{
** * * *** * **
* ** * ** *** *** * *
a = * *
**** *** * * ** ** = * *

c = **
* * **** *** * * = *

e = *
**** * * **** * ** = *

g = *
* * ** * ** * = *

* = c;
* =
* = **

* = *
* = *
* = ** *


** = ** * * *
* *** *** * *

*** *
}
answered by (-284 points)
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>

int main()

{
**** * * * * ***** ***** a,b,c,d;
** **** * * * ****** * * *** * ******* ********* ** ***** ** ** * ****

** ** ** * **** * (d!=0)
** * ** ** * ** ** *** **
* *** * * * * * * ** ** ** ****** ** *** * * ****** *** * ** *
* * * * * **** * * * *

**** ** ** *** * * ** * (c!=0)
    {
* ** * ****** * *** ****** * * * ** * ** *** (d==0)
* * * *** ** * *** * * * *** * ** **** * *** * * * *** * * *
* **** * *** **

*** * ** ** * * *** * (b!=0)
* * ******* * ** **
* **** ****** ****** * ** * ** **** ** ** ** * (d==0 && c==0)
* ** **** **** * ** ** *** * * * * * * ** ** ***** * ****
    }

return 0;
}
answered by (-301 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:104.23.197.64
©2016-2026

Related questions

1 like 1 dislike
85 answers
[Exercise] Coding (C) - asked Oct 26, 2017 in Chapter 6: Loops by semicolon (5.2k points)
ID: 28914 - Available when: 2017-10-26 18:00 - Due to: Unlimited
| 22.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users