1 like 1 dislike
15.7k views

Write a program that reads an integer (1-4 digits) and displays the number of its digits and their sum. For example, if the number is 1234, the program should display 4 and 10

寫一個輸入四位整數 輸出數字的位數和位數的總和。例如,數字是1234程式會輸出4和10。

More information about Loops here.

 

Example input:

1234

Example output:

4 10

 

Example input 2:

245

Example output:

3 11

 

[Exercise] Coding (C) - asked in Chapter 6: Loops by (5.2k points)
ID: 28914 - Available when: 2017-10-26 18:00 - Due to: Unlimited

edited by | 15.7k views

85 Answers

0 like 0 dislike
Hidden content!
* * * ** *****
int main * **
{
int * ** **
* ** *** ** **** **
* (a != 0){
****** * * *** *** * ***** += a%10;
***** * *** ** *** *** /= 10;
*** * * * * * * ** * * **

}

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

int main() {
* ** * * * *** * ** a, a2, b1, b2, b3, b4, i, sum;
***** **** ** * * * * **
** * ***** * * * *** **** ** ** * * &a);
* * * * * ** *** **** **
* ** ** ** * * *** * * * {
* *** *** ** * ** **** * * ***** * * * *
** ** * ***** * **** ** ** **** *** break;
* * * * * * * * ** * * * ** * * * * *** **** * **
    }
**** ** * ** * ** * *** * ***** ", i);

* ** * * **** * * * * {
** ** *** * ***** ** ** *** ** ***
* *** ** ****** * ***** * ** ** **** * * ******** ***
* * * ** * * ** * ** ** * *** **** **** * * *** ** ** *** ** * ***
***** * * * ** * ***** *** ** ** *** * *** ** ******* ** *
    }
* * **** * * * *** if(i==3) {
** ** **** *** ** * *** * ** * ****** * *****
* * ** ** * * * * ** **** * * ** ** *** ******* ** * *
*** * * * * * **** ** * ***** * * * **** * * * *** * *****
    }
* ** ** * ** ** ** ** if(i==2) {
* * * * ** * ***** * * * * * *** * ** * * * *
*** * ** ** *** *** * * ** **** * * ***
    }
* * *** * * * * ***** if(i==1) {
* * *** * * **** ****** ********** *
    }
* * ***** * * * *** ***
***** * ** * * * * ** **** * * ** %d %d %d", b4, b3, b2, b1);
*** * * * ** * * **** ** ** * sum);
}
answered by (-108 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 0
can you replace 4 if statements with only 1 loop?
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
* * * * ** * * *** ******* a,b,c,d,e,f;
**** * *** * * * ** * ****** * * * %1d %1d * * **** ***** * * **** * *
* ** * * ** * * ***** * (a==0 && b==0 && c==0)
** * * ** * * * * ***
** *** ********** ****** *
** ** ** * *** *
* ** *** *** **** * * if(a==0 && b==0)
* *** * ** ** *** **
** ** * * * * * ** *** * * *** * * *** *
*** * * ** * *
****** * * ** * if(a==0 && b==0)
* ** *** *** * *
* ** * ***** * * ** *** *** *** * ** *
* *** *** * * * *
* *** * * * *** *
** **** ** ** * ***
** *** ** * **** *** ** * * * ** * **
*** ** * * * ****** * * * **
* ** *** ** * * * * * * ***** *
* * * **** **** * **** * * ** * %d",f,e);
* ****** * *** ** ** ** *** 0;
}
answered by (-229 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
0 0
what if a == 0 && c == 0 && d == 0
or b == 0 && c == 0 && d == 0
it will all print f = 4
0 like 0 dislike
Hidden content!
int main() {
    int a, a2, b1, b2, b3, b4, i, sum;
* ** ****** * * ** *
* *** ** * ** * *** *** * ** &a);
* *** * * ** * ** * *
** * *** ** ** *** * * * * {
***** * *** * * * **** ********** **** * * *
******* ** * * ******** **** *** ** * *** * ** ** * break;
*** ** *** * * * *** * *** * * ** * **** *
    }
* * * * ***** * * * *** ** ** ** ", i);

**** ** ** *** **** * *** * {
**** * * ** * * * ** ****** ** ** **** * * ** * *****
* * * ** *** *** ** * *** ** ** * * * * ** * *** ** *****
**** ** ** * * *** ************ * * * ** * ** **
**** ** **** ** ** * * * * * ******* **** * * * * ** ***
    }
***** * ** * ** * ** if(i==3) {
* ** * * ** * **** * *** **** ** **** * * * *** *
* ** * * ********** * * *** ***** * * ** *
** *** ***** ** ******** * * * * * *** * * *
    }
* * * * * ***** **** if(i==2) {
* * ** ** ** ** *** * * * ** * * **** ** * *
* **** ***** * ** *** ******* ** **** ** *** ** * * * * *
    }
**** *** **** *** ** * *** * ** if(i==1) {
** * ** * * * ** ** *** * * * ***** * **
    }
* *** *** **** * ** ** * ** **
** ** *** ** *** ** %d %d %d", b4, b3, b2, b1);
** ** **** *** **** *** sum);
}
answered by (-108 points)
0 0
prog.c: In function 'main':
prog.c:4:5: error: implicit declaration of function 'scanf' [-Werror=implicit-function-declaration]
     scanf("%d", &a);
     ^~~~~
prog.c:4:5: error: incompatible implicit declaration of built-in function 'scanf' [-Werror]
prog.c:4:5: note: include '<stdio.h>' or provide a declaration of 'scanf'
prog.c:11:5: error: implicit declaration of function 'printf' [-Werror=implicit-function-declaration]
     printf("%d ", i);
     ^~~~~~
prog.c:11:5: error: incompatible implicit declaration of built-in function 'printf' [-Werror]
prog.c:11:5: note: include '<stdio.h>' or provide a declaration of 'printf'
cc1: all warnings being treated as errors
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
**** * * * * * * * * a,b,i,max;
*** * ** ** * ** **** * %d",&a,&b);
* ** **** ** ** * *** * ** ** ** ** *** ** **
** ** * ** * * *** * *
**** ** *** ** ** *** * *** ********** *** * * *** * **
* * * * * * ** * *** * * *** ** ** * * ** ** ***
* * * * ** * *
****** * ** *** * *** * * * * * * ** * *
**** * ** * ** *** * ** * 0;
}
answered by (-284 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main(){
** *** * * * i;
* *** * * * ** ** * ** sum=0,counter=0;
* ** ****** ** * ** * * * * * ** * * *** ** ){
* * ** * * ** * ***** ** ** * * ***** ** *** *** *
* ** **** * *** ** * ** ******* ** * * **** **
* * **** * * ** * ****
** ** *** ** *** *** ** *** * * %d",counter,sum);
* * * **** * ***** * **** *** 0;
}
answered by (-116 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Wrong output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main (void)
{int sum,d,c,i,m;
** * * * * * **** * * ** ***** **** *
* *** * * * **** * * ***** *
*** * **** *** ** ** * *** ** ** ** ***
    {
** *** * *** * * * ** * **** ** ******** *** *
* * * * * * *** * ** ** ** * * * *** *
** * * ** **** * ** * * ** **** * * ** * ***
* * **** * *** ** ** * ** ** * ***** **
***** **** * * ** ** * ** **** * ** *** *** *
    }
* ***** ****** *** * * * * * *
** * * * ***** *** * *** ** * %d",i+1,sum);
* * ** **** * * ****** * *** 0;
}
answered by (-168 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
1 like 0 dislike
Hidden content!
#include<stdio.h>

int main() {
* ** *** *** *** * a, a2, b1, b2, b3, b4, i, sum;
** ** **** * ** **** ** * **
**** * **** **** * * * ** * * * * * &a);
**** ****** * *** **** *
* ** * ** *** * **** * * * {
* * * ** * **** * * * ** * ** * ******
**** *** ** * * *** ****** * * * **** * * * ** ** * break;
* ** *** ** * * * ** ******** * * ** ** ** * ** *****
    }
** * * ** *** ***** * ** * * * ", i);

* **** ** * ** * ** ** * {
**** * ** **** ** ** * * * ***** * * ***** ***
* * ** ** ** * *** * * * * ** * ** ** * *
** * ****** * * * *** * * * * **** * *** ** ** *
******* ** * * * * *** ** ** * ** ** * ***** * *** ** *
    }
* **** ** ***** * * if(i==3) {
* *** **** ** * * ** * * * * * *** ** ** * *
***** * * * * * * * * *** * * ***** * * * *** * * * * *****
* * ******* * ******** **** * **** *** ** ** **** * * *** * * **
    }
* * * * * ** ** * * **** if(i==2) {
*** * * * * **** * * * * * ** * * ******
**** * * ** * * * ***** * * * ** * * *** * ** * ***
    }
* ******** * if(i==1) {
* * ** ** * ** ** * * *** * * * * ** ****
    }
** ** * * ***** * ***** *** *****
* * * ** **** **** * %d %d %d", b4, b3, b2, b1);
* * **** **** * ***** ** *** ** *** *** sum);
}
answered by (-284 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main(){
** * * * * * ** *** * i;
* * ** ** * sum=0,counter=0;
*** * * ** * * * ** * * * * * * * *** *
* ** * ** * * * * * {
* * *** ******* *** * ** * * **** ****** *** * * * *
** * * * * *** ** * * * * * * i%10;
** ** ******* * * * *** ** * * * ** * ** *
* * *** ** ** ** * * * *

** ****** * * **** * *** %d",counter,sum);
**** *** * *** * * ** * ** * 0;
}
answered by (-116 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
* ** ***

int ********

int

int *

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

*** *** **
a= * ***
* *
}


**** * * *** * *


}
answered by (-336 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.130.70
©2016-2025

Related questions

0 like 0 dislike
69 answers
[Exercise] Coding (C) - asked Oct 26, 2017 in Chapter 6: Loops by semicolon (5.2k points)
ID: 28913 - Available when: 2017-10-26 18:00 - Due to: Unlimited
| 12k views
2 like 0 dislike
64 answers
[Exercise] Coding (C) - asked Oct 19, 2017 in Chapter 4: Expressions by thopd (12.1k points)
ID: 27669 - Available when: Unlimited - Due to: Unlimited
| 16.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users