2 like 0 dislike
17.8k 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 | 17.8k 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:172.70.80.21
©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
| 17.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users