1 like 1 dislike
18.3k 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 | 18.3k 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:172.69.7.228
©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
| 14k 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
| 18.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users