Why am I getting this error?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Why am I getting this error?

// price of tickets
const double cost_A = 15.00;
const double cost B = 12.00;
const double cost C = 9.00;
// define variables
int seat_A;
int seat B;
int seat_C;
double totalincome;
//tickets in class A
-5
std::cout « "100:
26
std::cin >> seat_A;
27
28
//tickets in class B
std::cout « "75: ";
std::cin >> seat_B;
29
30
31
32
//tickets in class C
std::cout « "50: ";
std::cin >> seat_C;
33
34
35
total_income = (seat A * cost A) +
(seat B cost_B) +
(seat C) cost_C;
36
%3D
37
38
39
// display income from sales
std::cout << "\nTotal income made from ticket sales is: ";
40
41
42
43
//Print total income
std::cout << std::fixed << std::showpoint << setprecision(2) .
« total_income << "\n\n" ;
44
Use of undeclared identifier'.
45
46
47
//Pause the system
system ("pause");
//Return
return 0;
48
49
50
51 }
52
Transcribed Image Text:// price of tickets const double cost_A = 15.00; const double cost B = 12.00; const double cost C = 9.00; // define variables int seat_A; int seat B; int seat_C; double totalincome; //tickets in class A -5 std::cout « "100: 26 std::cin >> seat_A; 27 28 //tickets in class B std::cout « "75: "; std::cin >> seat_B; 29 30 31 32 //tickets in class C std::cout « "50: "; std::cin >> seat_C; 33 34 35 total_income = (seat A * cost A) + (seat B cost_B) + (seat C) cost_C; 36 %3D 37 38 39 // display income from sales std::cout << "\nTotal income made from ticket sales is: "; 40 41 42 43 //Print total income std::cout << std::fixed << std::showpoint << setprecision(2) . « total_income << "\n\n" ; 44 Use of undeclared identifier'. 45 46 47 //Pause the system system ("pause"); //Return return 0; 48 49 50 51 } 52
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