1 like 1 dislike
17k 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 | 17k 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:172.70.50.27
©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
| 13k 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
| 17.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users