1 like 0 dislike
11.4k 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 | 11.4k 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:108.162.216.188
©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
| 9.2k 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
| 8.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users