1 like 0 dislike
19.9k 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 | 19.9k 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:172.71.254.104
©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
| 16k 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
| 14.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users