1 like 0 dislike
24.2k 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 | 24.2k 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
| 17.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users