1 like 0 dislike
16.9k 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 | 16.9k 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:108.162.241.218
©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
| 13.5k 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
| 12.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users