1 like 0 dislike
17.1k 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 | 17.1k 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:172.71.255.117
©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
| 13.7k 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
| 12.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users