1 like 1 dislike
11k 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 | 11k 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:172.69.6.19
©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
| 8.7k 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
| 12k views
12,783 questions
183,442 answers
172,219 comments
4,824 users