1 like 1 dislike
23k 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 | 23k 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:104.23.197.65
©2016-2026

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
| 17.4k 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
| 22.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users