1 like 0 dislike
13.9k 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 | 13.9k 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:172.69.17.131
©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
| 11.1k 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
| 9.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users