1 like 1 dislike
15.3k 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 | 15.3k 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
| 11.8k 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
| 16.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users