1 like 0 dislike
21.2k 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 | 21.2k 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:108.162.241.185
©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
| 17.1k 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
| 15.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users