1 like 0 dislike
9.9k 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 | 9.9k 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:108.162.216.61
©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
| 7.9k 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
| 7k views
12,783 questions
183,443 answers
172,219 comments
4,824 users