1 like 0 dislike
21.9k views

A water supply company charges the water consumption, as follows:

a) Fixed amount of 10$.
b) For the first 30 cubic meters 0.6$/meter.
c) For the next 20 cubic meters 0.8$/meter.  
d) For the next 10 cubic meters 1$/meter.  
e) For every additional meter 1.2$/meter.   

Write a program that reads the water consumption in cubic meters and displays the bill.
寫一個輸入水的用量 輸出水費的程式

Example Input:

25

Output:

Cost: 25.00

Example Input 2:

44

Output:

Cost: 39.20

Example Input 3:
 

75

Output:

Cost: 72.00

 

[Exercise] Coding (C) - asked in Chapter 4: Expressions by (12.1k points)
ID: 26465 - Available when: Unlimited - Due to: Unlimited

edited by | 21.9k views

91 Answers

0 like 0 dislike
Hidden content!
* * ** *** *** ***
int main()

{
**** * *** *** * ** ** * meters, cost;
* * ** * * *** *** *** * *** ** * **** &meters);
* *** ** ** * * *
* *** * * ** ** ******* * * <= 30)
* *** ***** * * *** * ** ** ** * * ** ** ** *** ** = 0.6*meters;
* * * * **** ** * if(meters <=50)
** ** ** * * ** *** * * * *** * *** * = 0.6*30 + 0.8* (meters -30);
* ** ** **** * * if(meters <= 60)
* * * * * ** ** * ** *** ** * * * * ** ** = 0.6*30 + 0.8*20 +1*(meters-50);
** *** * * * * * **** *** **
* *** *** ** * * * * * * *** **** *** ***** = ** * * ** * ** ;
*** * * **** *
* *** * * *** *** ***** += 10;
* *** **** ** * ** ** ***** ** ** %.2f\n", cost);
*** * ** ** *** * ** *** *
** *** ****** ***** *** 0;
}
answered by (-233 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 like 0 dislike
Hidden content!
***** *** *** * **
int main()

{
** * * * ***** * * * meters, cost;
* **** *** * *** ** * * * *** ** ** &meters);
* * ****** * **
* * * **** *** ******* ***** * <= 30)
**** **** ** ** ** * * *** * * ** ** * * * * = 0.6*meters;
* ****** * ** * * *** *** * if(meters <=50)
* ***** ** * * **** ****** ***** * * ** *** ** * = 0.6*30 + 0.8* (meters -30);
* * ** * * * ** ** if(meters <= 60)
* *** ** *** ** **** *** ** ** ** * *** * = 0.6*30 + 0.8*20 +1*(meters-50);
* ** * * * ** * ** ** *
* ** * * ** ** * **** *** * *** * **** = **** * *** ** ;
* * * * ****** ** *
** ** ** * * ** * ** += 10;
* * * *** ** * * * * *** * * ** ** %.2f\n", cost);
** * *** ** * * **
** * * ** * * * * *** * *** 0;
}
answered by (-233 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
    int a,b;
** *** ** * ** *** * * * * total;
* * ** * ** * ** * ** * **** * ***** *
* ** * **** * ** ** * * * * ********** * * ** ** * ** * *
* ** * * ** *** *** ******** * *** * * * * *** * * * * * * *
* * *** * *** ** * * * ** ** * ** ***** * *** * *** *** ****** ***
** ***** **** * *** * ** ** * *** *
* *** * * ** * ** * * *** * *** ** * * *
****** *** **** * * **** * ** * * * * %.2f",total);
** ** * * **** ** * **** 0;
}
answered by (-32 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include * *** * * *
int main (){
int a,b,c;
float * * **** * *
* * * * number");
** ** * * *** ** * *** * *
total1=10+a*0.6;
* * * ** * ***** **** * *
***** **** ** * *** *
*** * ******** * **** * *
* * * * ** *
** **** * *** ** ** ** * **
* *** ** * *****
* * * ** * **** * *
** * **
* * ** * * * ****** *

return 0;
}
answered by (16 points)
0 0
prog.c: In function 'main':
prog.c:6:10: warning: format '%ld' expects argument of type 'long int *', but argument 2 has type 'int *' [-Wformat=]
 scanf("%ld",&a);
          ^
prog.c:10:10: warning: format '%ld' expects argument of type 'long int *', but argument 2 has type 'int *' [-Wformat=]
 scanf("%ld",&b);
          ^
prog.c:14:10: warning: format '%ld' expects argument of type 'long int *', but argument 2 has type 'int *' [-Wformat=]
 scanf("%ld",&c);
          ^
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main()
{
int b=10;
float a,c;
    scanf("%f",&a);
* ** * * ** * * * ** *** *** * ** ** * * *
* *** * *** ***** * * ** *** * * * * ** *** * * * * * **** *
* ** ******* * **** * * * *** ** ** **** * if(a>50)
** * ** * ***** ** * * *** * * ** * * * * ** * **** ***
** * * * ** *** * ** ** * * ** ** if(a>30)
* * ** * ** *** * *** * ** *** ** * * * * *
** **** * ** * * ***** ** ** * ** ** * * * * * if(a<=30)
** ** * ******** * * *** *** * * ***** * * *****
***** **** * ** **** ***** * * ** * * * * * * * * *** ********
* * ** *** * ** * * *** * * * ** * *** 0;
}
answered by (64 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 like 0 dislike
Hidden content!
#include **** * * *
int main()
{
* *** * ** ** * *** *** a ,b,c,d,e,f,t;
** * * * **** ** * * ** * * ** *
* * * *** * *
***** ** ** * ** ** ***** ****** * ** ** **** *** * + 30*0.6 + 20*0.8 + 10*1 + (a-60)*1.2 ;

*** * * ****** ****** * ** * * *** *
**** ** * * ** * ** ** ** + 30*0.6 + 20*0.8 + (60-a)*1;

* **** * ** *** * * * **** ****
*** * * ** * ** ** *** * *** *** * ** * + 30*0.6 + (a-30)*0.8;

** ** **** ** *** * * *** *
* ** * ** ** ***** ** * *** **** * * * ***** + a*0.6;


** **** * **** ** *** * ** %.2f", t);

** ** * * ** * * * * ** 0;
}
answered by (-32 points)
edited by
0 0
prog.c:2:2: warning: return type defaults to 'int' [-Wimplicit-int]
  main()
  ^~~~
0 0
prog.c:2:2: warning: return type defaults to 'int' [-Wimplicit-int]
  main()
  ^~~~
0 0
prog.c:2:2: warning: return type defaults to 'int' [-Wimplicit-int]
  main()
  ^~~~
0 0
prog.c:2:2: warning: return type defaults to 'int' [-Wimplicit-int]
  main()
  ^~~~
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main()
{
** *** * *** * a,TOTAL=0;
** * * * * *** * * *** * * *** * **** * *
* *** * * * ** ***** (a<=30)
** * * *** ** * * * ** ****
** * * * * ** * *** * * ** ***** *** * * * **
* ** ** ** ** * * ** * ***** * **** * *** ** %.2f",TOTAL);
** *** ** ** **** ***** *
**** ** *** ** *** if (a>30 && a<=50)
* ***** * ** * * *
* ***** * ********** * ** ** ** ** **** * * * *** ** * ** *
** * * * ****** ** * ** *** *** ** ** ** %.2f",TOTAL);
* * *** * *********** *
* ** * ****** * * **** if (a>50 && a<=60)
* *** * ** * * * * ***
* ** *** ** * * *** ** * * *** ***** ** ******* ** *** * **
* * ** * * ***** * * * * ** * * * * **** ****** * * %.2f",TOTAL);
** * * * * ** *
* * ** ** **** * ** * if (a>60)
* ** ** ** **
* * ** ** * * * ** * **** * * * ** * ****** *** ** ** ******
* *** ** *** **** * * *** * * ** * * * ** * ** * %.2f",TOTAL);
    }
}
answered by (-214 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
    int meter;
    float cost;

* ** * ** ** **** * ** *** *

* * ** * * * * * * ** *
*** * * ** ** * *** ** * ** * * * ** ***** *
* ** * *** * **** ****** * * * * * * ** * %.2f",cost);}
    else
* * * ** ** *** * ***** ** ** * ******** * ** * * ***
** *** ***** * ** ***** * * * * ** ** * ** *** *** * ***** * * * * **
** * ** * *** * * *** * * * ** * * ** * *** * * * * ** * * *** **** ** * %.2f",cost);}
** * * * * * * * ** * ** ** ****** * * *** * * ** *
* ** ** ** * * * ** * ***** * **** * * ** *** ****** * *** *** * ** * * ** * * * *
* ** * * * **** * * ****** **** * * **** ** *** *** ** * **** * ****** ** ** ** *** * **** **
* * ** **** * *** ** * * *** * * ** * *** **** ** * * *** ** ***** *** * * ** ** ** * * ** *** * %.2f",cost);}
* *** ** * * * ** * *** ** * * ***** ** * * ** ** * ** * ** * * * ** ***
* * * ******** ***** *** **** **** * *** * * *** ** ** * ***** **** **** * ** * ****** * * * ** * ** * * ******
* ** ** * ***** * *** * * ** **** * * * * *** * * ******* * ********** * * ***** *** * * * ****** ** * %.2f",cost);}

    return 0;
}
answered by (-16 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main()
{
* *** *** *** * ** **** * a,b,c;
* ** * ** * * * ****** * ***** ** ******* * ** ** *
* * **** ** * * *** * * * ** *
* * * * *** ** **
** ** * * **** ******** * ** * * **** *** ***
* *** ** * * * ** *** *
**** * ** ** ***** * ** if(a<50)
****** *** * ***** **
** **** * *** * ** ** *** ***** * * * * * ** * *** * * *
    }
*** ** * *** * * * if(a<60)
    {
* **** ***** * ** ** * * ** * * ** * * ***** *** * *
    }
** * ** * * * * * *
** ****** **** * * *
**** **** * * **** ** * ** * * * *** * ** * * * ** * ** *
*** *** ****** ** **
* *** * *** ** * *** *** ** %.2f",c);
}
answered by (-329 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
** ** ******* ** a;
* * ** * * * *** ** * * *** * * * * ***** **
** * *** * * ** ** ** * **** ****** * * ****** *
*** ** *** * * *** ** * * * ** ** ****** ** %.2f",10+0.6*a);
** * * ****** * *** * ********* ** * *
** * * ** **** * ****** * ** * ** * ** * * * ** ** %.2f",28+(a-30)*0.8);
* **** * ** * * * * * * * * * ** **
** ** * * ** **** ** ** ** * **** * * *** * ** * * %.2f",44+(a-50));
* * * ** *** ** ** *
**** ***** * ** ** ***** * * * * * * * * * * * **** * * %.2f",54+(a-60)*1.2);
*** * * ** ***** ** 0;
}
answered by (-498 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.127.116
©2016-2025

Related questions

3 like 0 dislike
87 answers
[Exercise] Coding (C) - asked Oct 12, 2017 in Chapter 3: Formatted Input/Output by thopd (12.1k points)
ID: 26463 - Available when: Unlimited - Due to: Unlimited
| 17.5k views
3 like 0 dislike
86 answers
[Exercise] Coding (C) - asked Oct 5, 2017 in Chapter 4: Expressions by thopd (12.1k points)
ID: 25730 - Available when: Unlimited - Due to: Unlimited
| 15.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users