1 like 1 dislike
18.3k 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 | 18.3k 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:172.69.59.98
©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
| 14k 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
| 18.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users