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lab6.cpp
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lab6.cpp
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#include <iostream>
#include <limits>
#include <fstream>
#include <string>
using namespace std;
//Todo: declare your functions here.
int main()
{
ifstream infile;
char fileName[256];
cout <<"Enter the name of the file to be analyzed:";
cin >> fileName;
// TODO: Open the filename and test that it was successful
infile.open(fileName);
if (infile.fail())
{
infile.close();
cout << "File " << fileName << " cannot be opened.";
return 1;
}
// Used to read in te date, price and the rest.
double price;
string date, junk;
// Going to store the date of the high price and low price
string lowDate, highDate;
// Going to store the high price and low price.
double high=numeric_limits<double>::min(), low=numeric_limits<double>::max();
cout.precision(2);
cout.setf(ios::fixed);
// TODO: Implement a loop that reads line by line from input.
// TODO: A line has the date, the price and the rest (use junk)
// TODO: Stop reading on end of input.
string str;
while (getline(infile, str))
{
date = str.substr(0, 10);
price = stod(str.substr(11, 11));
cout << date << " " << price << endl;
// TODO: Find the highest price
// TODO: Save the date of the price
if (price > high)
{
high = price;
highDate = date;
}
// TODO: Find the lowest price
// TODO: Save the date of the price
if (price < low)
{
low = price;
lowDate = date;
}
}
cout << "High: " << high << " on " << highDate << endl;
cout << "Low: " << low << " on " << lowDate << endl;
infile.close();
return 0;
}