1 like 0 dislike
26.3k 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 | 26.3k 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:162.159.115.10
©2016-2026

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
| 20.9k 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
| 19k views
12,783 questions
183,442 answers
172,219 comments
4,824 users