1 like 0 dislike
16.9k 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 | 16.9k 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:108.162.241.218
©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
| 13.5k 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
| 12.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users