1 like 0 dislike
24.3k 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 | 24.3k 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:104.23.243.108
©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
| 19.3k 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
| 17.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users