1 like 0 dislike
19.7k 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 | 19.7k 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:172.69.17.66
©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
| 15.9k 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
| 14.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users