1 like 1 dislike
12.4k 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 | 12.4k 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:172.69.7.165
©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
| 9.5k 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
| 13.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users