1 like 0 dislike
25.9k 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 | 25.9k 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:104.23.197.94
©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
| 20.6k 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
| 18.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users