1 like 1 dislike
16.4k 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 | 16.4k 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:172.70.100.72
©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
| 12.7k 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
| 16.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users