2 like 0 dislike
16.4k 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 | 16.4k views

64 Answers

0 like 0 dislike
Hidden content!
#include * * ** *
int main()
{
*** * ** * *
** *** ** * * *** * ** a,r;
** * ** * ****** * * * ** ** ******** **** &a);
** ** ** * ***** * * ** = (a % 10)*1000;
* * * *** *** * = r + ((a % 100)/10)*100;
* *** * * ** * ** **** **** = r + ((a % 1000)/100)*10;
* * ** ** * * ** **** * = r + (a/1000);
** ** *** ** ** * * * **** *** ** r);
* ** * *** ***** * ** 0;
* ** * ** ** * *** *
**** ** * ** * ***** **
** * * * * ** * * * *
** **** ** **** * ** **
**** ** ** ** **** * * 0;
}
answered by (-168 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 like 0 dislike
Hidden content!
#include * *** *** *
int main()
{
*** ***** * ** * ** ** n, reversedNumber = 0, remainder;

* * ****** * *** * * *** ** ** * ** an integer: ");
* ***** *** *** * * * ** ** **** &n);

* * * **** * * ** ** * != 0)
*** * * *** * ** *** *
**** * * * ** * * *** * * ** ** **** * ** *** * = n%10;
** * *** *** *** * * ** ***** *** * * **** ** * * *** = ***** * * + remainder;
* * ** * * ** ******* **** *** ** * ** ***** ** /= 10;
* *** *** * * * ****

**** ** *** * * ** * * ** * * ** **** ******* **** *
return 0;
}
answered by (-167 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 like 0 dislike
Hidden content!
#include<stdio.h>
int main(void)
{
***** * * **** *** tab[5],i;
*** * * **** **** *** ** ** * ** **
* * **** * **
***** ** *** ** ** **** ** * * ** **** * * ** * * **** ***** * *
*** *** *** * * * * *
* ** * * * * ** ** *** *** (i=4;i>=0;i--)
    {
*** ** * *** * * * **** * * * ** ** * * * * *** * * *** ** * ** ****
* * * * * * **** **
* *** * ***** *** **** 0;
}
answered by (-168 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main(void)
{
*** * * * * * * * tab[5],i;
* **** * * ** * ** * * * * * * *
* * * ** *** *
* * ****** *** * *** * *** ** ** * *** * * * ** * * ** *** *
* ** * * **** * ****** ***
* ** * ** ** * *** **** * (i=4;i>=0;i--)
* ** * **** ** * * * * ** *
*** *** ** *** ** ** * ***** ** *** * *** * * * ",tab[i]);
**** ** *** **** *
**** * * * * *** 0;
}
answered by (-168 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
0 like 0 dislike
Hidden content!
#include ******* ***
int main()
{
* * * * * * ** * * n, reversedNumber = 0, remainder;
**** ** * **** * * * * * **** ** ***** ** &n);

*** * * ** * * *** * * ** != 0)
* ** *** **** * *** *
* ** * **** * * *** ****** * * * * * *** **** * = n%10;
** * ** * * *** ** ** ** ** ** ** **** ** * * = reversedNumber*10 + remainder;
* * ** * * * * **** **** ** *** * * ***** * /= 10;
* * ** **** ** **

*** * ***** ** ** * ** ** ** * ***** **** * reversedNumber);

** * ** *** * * * 0;
}
answered by (-233 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 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
* * ** * * * * a,b,c,d,rev;
** **** ** * * * ** * * * ** ***** ** ** *** *** * * **** *** ** * *
* * ** * * * * *** * * * * *
* ** ** * ***** * * ** *** ** ** *** **** * **
* * * * ** * ** * * * ** 0;
}
answered by (-32 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 ** * * ***

int main()
{
*** * ** * * *********** n, reverse = 0;

**** ** * ***** *** *** * ** ** * &n);

** ** * *** * ** (n != 0)
***** * ** ** *** ** *
* * * ** * ** * * *** ******* * * ******* = reverse * 10;
* * * * * * * * ** ** *** * *** * *** * = reverse + n%10;
**** *** ** ** * * * ** **** * ** * ** *** **** * * *** * ** * n/10;
* * *** ** * * * *

****** * * *** *** ** * ** * * reverse);
***** *** * ** ****** * * 0;
}
answered by (-168 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 like 0 dislike
Hidden content!
* *** * *** * **
int main(void){
int num;

** ** * *******
* * *** * * * ** ***** *
* ** ** ** *** * *
while(num!=0){ * * *
* ** * * * * * * * * ** * **** * *
num/=10; *** * *** * **** ** ** ** ***
}
* * * ** * *
return 0;
}
answered by (-32 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
0 0
-----------Re-judge-----------
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
0 0
-----------Re-judge-----------
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main()
{
* * **** * ** ** **** **** *** a,b,c,d;
* * * * *** * * ** * ** ** ** * ** **** **** * * ** **
* ** * * ******** ** * ** (d==0 && c!=0)
** * ** ** * ** *
* **** ** ** * * ****** *** ** ** * * ** ***** * ** * **
*** * * ***** ** * *
* ****** * *** *** *** ** * * if (d==0 && c==0 && b!=0)
** *** * * * * ** *
***** * * ** ** * * *** *** * * ** * * * ** ** * ** * * *
**** * * * * * *
* ** ** ***** ******* *** * if (d==0 && c==0 && b==0 && a!=0)
* * * **** * ** ***
* *** *** * * ***** * ** ***** * * ***** *** *** * *** **
** * * ** ** **
* * ** * * * ****** if (d==0 && c==0 && b==0 && a==0)
* * *** **** *** * ** **
* ** * **** * ** * * * *** ** * * * * ** * * * * **** * **
* ** *** * * * **
* * **** ** * * * * * if (d!=0)
** *** * * ** * * * **
* * ** ** **** ** * * * * * * ** **** * *** ** ** * ** * **** *** **
* * ** ****** ***
}
answered by (-214 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 like 0 dislike
Hidden content!
#include<stdio.h>
int main()
{
* * * ** ** *** *** * a,b,c,d;
** ** ** ** ** **** * ** * ** * * * ***** *** ** ** * * ***
* * * * * * ** (d==0 && c!=0)
***** * * * *** * * **
* **** * * * *** * * **** *** *** ****** * * *** ** ** * * * *** * *
*** * * *** * * **** **
** *** * *** * ***** * if (d==0 && c==0 && b!=0)
** *** * ** * ** **
* * *** * ** * * ***** * * * * * ** ** * ** * * * ** * ****
* ** * *** * *** * ***
* ** * ** ** ****** *** if (d==0 && c==0 && b==0 && a!=0)
* ** *** ** ** ** ****
* * *** ** **** * * * * ** ******* *** * **** ** * **
*** **** ** ***
* ** *** * * ***** if (d==0 && c==0 && b==0 && a==0)
* * * ***** * ***
* ** ******* ******** ** *** * * * * ***** * *** * * *** *** * * * * * *
* * *** * * ** * ** **
** **** ** **** *** ** ** if (d!=0)
** * * * ** ** ******* **
* ** *** ** * * ** * * * * * ** **** * ** * *** * ** ** *** ***
** * ****** * ****
}
answered by (-214 points)
0 0
prog.c: In function 'main':
prog.c:20:16: warning: too many arguments for format [-Wformat-extra-args]
         printf("&1d",a);
                ^~~~~
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.80.232
©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
| 15.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users