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#include <iostream>
#include <string>
#include <iomanip>
#include <sstream>
#include <cstdlib>
using namespace std;
int i;
string input =" ";
struct weather
{
double rainfall;
double high;
double low;
};
void readWeather(double &Vrainfall, double &Vhigh, double &Vlow, int &i);
void CalcAvgRainTemp(weather months[], double &vTotal, double &VAvgRainfall ,double &VAvgTemp);
void calHighLow(weather months[], double &vhighest, int &vhighMon, double &vlowest, int &vlowMon);
void readWeather(double &Vrainfall, double &Vhigh, double &Vlow, int &i)
{
cout << " " << endl;
while (true)
{
cout << " Enter month " << setw(2) << (i+1) << " total rainfall : " ;
cin >> input;
if ( input.find_first_not_of("1234567890.") != string::npos )
{
cout << " * Invalid input, please try again" << '\a' << endl;
}
else
{
stringstream myStream(input);
if (myStream >> Vrainfall)
break;
}
}
while (true)
{
cout << " Enter month " << setw(2) << (i+1) << " high temperature : " ;
cin >> input;
if ( input.find_first_not_of("1234567890.") != string::npos )
{
cout << " * Invalid input, please try again" << '\a' << endl;
}
else
{
stringstream myStream(input);
if (myStream >> Vhigh)
break;
}
}
while (true)
{
cout << " Enter month " << setw(2) << (i+1) << " low temperature : " ;
cin >> input;
if ( input.find_first_not_of("1234567890.") != string::npos )
{
cout << " * Invalid input, please try again" << '\a' << endl;
}
else
{
stringstream myStream(input);
if (myStream >> Vlow)
break;
}
}
}
void CalcAvgRainTemp(weather months[], double &vTotal, double &VAvgRainfall , double &VAvgTemp)
{
double TotalHigh=0.0;
double TotalLow=0.0;
for (int x = 0; x < 3; x++) // 3 for testing 12 for full
{
vTotal += months[x].rainfall ;
}
VAvgRainfall = vTotal / 3; // 3 for testing 12 for full
for (int y=0; y < 3; y++ ) // 3 for testing 12 for full
{
double &vhighest = months[y].high;
double &vlowest = months[y].low;
TotalHigh += months[y].high;
TotalLow += months[y].low;
}
VAvgTemp = (TotalHigh + TotalLow) / 3; // 3 for testing 12 for full
}
void calHighLow(weather months[], double &vhighest, int &vhighMon, double &vlowest, int &vlowMon)
{
vhighest = months[0].high;
for (int x = 0; x < 3; x++) // 3 for testing 12 for full
{
if (months[x].high >= vhighest )
{
vhighest = months[x].high;
vhighMon = x+1;
}
}
vlowest = months[0].low;
for (int y = 0; y < 3; y++) // 3 for testing 12 for full
{
if (months[y].low <= vlowest )
{
vlowest = months[y].low;
vlowMon = y+1;
}
}
}
int main()
{
cout << "----------------- Weather Statistics -------------------" << endl;
cout << " " << endl;
weather months[3]; // 3 for testing 12 for full
double Vrainfall, Vhigh, Vlow, vhighest, vlowest;
double vTotal = 0, VAvgRainfall = 0, VAvgTemp = 0, C = 0;
int vhighMon = 0, vlowMon = 0;
for (int i = 0; i < 3; i++) // 3 for testing 12 for full
{
readWeather(Vrainfall, Vhigh, Vlow, i);
months[i].rainfall = Vrainfall;
months[i].high= Vhigh;
months[i].low = Vlow;
}
CalcAvgRainTemp ( months, vTotal, VAvgRainfall, VAvgTemp);
calHighLow ( months, vhighest, vhighMon, vlowest, vlowMon);
// Display total rainfall.
cout << " " << endl;
cout << "Total Rainfall: "<<setw(3)<<vTotal<<endl;
// Display the average rainfall for the year
cout << "Average Monthly Rain: "<<setw(3)<<VAvgRainfall<<endl;
// Display the average temperature for the month
cout << "Average Monthly Average Temperature: "<<setw(3)<<VAvgTemp<<endl;
// Display the highest temperature for the year
cout << "Highest Temperature: "<<setw(3)<<vhighest<<" in month "<<setw(2)<<vhighMon<<endl;
// Display the lowest temperature for the year
cout << "Lowest Temperature: " <<setw(3)<<vlowest<<" in month "<<setw(2)<<vlowMon<<endl;
system("pause");
return 0;
}
/*
----------------- Weather Statistics -------------------
Enter month 1 total rainfall : 4.55
Enter month 1 high temperature : 99.7
Enter month 1 low temperature : 56.8
Enter month 2 total rainfall : 3.23
Enter month 2 high temperature : 105.7
Enter month 2 low temperature : 33.5
Enter month 3 total rainfall : 4.23
Enter month 3 high temperature : 100.4
Enter month 3 low temperature : 29.5
Total Rainfall: 12.01
Average Monthly Rain: 4.00333
Average Monthly Average Temperature: 141.867
Highest Temperature: 105.7 in month 2
Lowest Temperature: 29.5 in month 3
Press any key to continue . . .
*/
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