Run-time Error 2
Can anyone explain to me why I am getting a run-time error when I run this program?
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#include<iostream>
#include<iomanip>
#include<cstdlib>
#include<ctime>
using namespace std;
//Function Prototypes
void display_seating(int [], int);
int main()
{
unsigned seed = time(0);
const int unoccupiedSeat = -1, num_passengers = 100, first_passenger = 0;
int seats[num_passengers];
//Initialize all of the seats to the special value of -1 to show that they are unoccupied.
for(int i = 0; i < num_passengers; i++)
seats[i] = unoccupiedSeat;
//Seat the first passenger in a randomly assigned seat.
int random_seat = rand()%100;
seats[random_seat] = first_passenger;
int passenger = 0;
while(passenger <= 98)
{
while(seats[(passenger +1)] == -1)
{
seats[(passenger + 1)] = passenger + 1;
passenger++;
}
int new_random_seat = rand() % (100 - passenger);
if(new_random_seat == 0 && seats[0] == unoccupiedSeat)
seats[new_random_seat] = (passenger + 1);
else
{
new_random_seat = (new_random_seat + passenger + 1);
seats[new_random_seat] = (passenger + 1);
}
passenger++;
}
cout << passenger << endl << endl;
display_seating(seats, num_passengers);
return 0;
}
void display_seating(int seats[], int num_passengers)
{
/*
------------------------
Function Description
------------------------
This function displays the final seating of the plane.
*/
for(int i = 5; i <= 95; i+=6)
cout << seats[i] << " ";
cout << endl;
for(int i = 4; i <= 94; i+=6)
cout << seats[i] << " ";
cout << endl;
for(int i = 3; i <= 99; i+=6)
cout << seats[i] << " ";
cout << endl;
for(int i = 2; i <= 98; i+=6)
cout << seats[i] << " ";
cout << endl;
for(int i = 1; i <= 97; i+=6)
cout << seats[i] << " ";
cout << endl;
for(int i = 0; i <= 96; i+=6)
cout << seats[i] << " ";
cout << endl << endl;
}
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The pop-up box states
Run -time check failure #2 - Stack around the variable 'seats' was corrupted.
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else
{
//problem here - new_random_seat goes over 99 which will be outside
//the seats array boundary.
new_random_seat = (new_random_seat + passenger + 1);
seats[new_random_seat] = (passenger + 1);
}
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