1 like 1 dislike
15.7k 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 | 15.7k 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:172.69.214.38
©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
| 11.9k 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
| 16.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users