2 like 0 dislike
10.6k 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 | 10.6k 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:172.70.179.45
©2016-2025

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
| 9.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users