# Poj Solution 3299

```http://poj.org/problem?id=3299

import java.util.Scanner;

public class Main {

public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
while (scan.hasNext()) {
double temperature = 0, dewpoint = 0, humidex = 0;
String[] ss = scan.nextLine().split(" ");
String sa = ss[0];
if (sa.equals("E")) {
break;
}
double a = Double.parseDouble(ss[1]);
String sb = ss[2];
double b = Double.parseDouble(ss[3]);
if (sa.equals("T") && sb.equals("D")) {
temperature = a;
dewpoint = b;
double e = 6.11 * Math.pow(2.718281828, 5417.7530 * ((1 / 273.16) - (1 / (dewpoint + 273.16))));
double h = (0.5555) * (e - 10.0);
humidex = temperature + h;
}
if (sa.equals("D") && sb.equals("T")) {
temperature = b;
dewpoint = a;
double e = 6.11 * Math.pow(2.718281828, 5417.7530 * ((1 / 273.16) - (1 / (dewpoint + 273.16))));
double h = (0.5555) * (e - 10.0);
humidex = temperature + h;
}
if (sa.equals("D") && sb.equals("H")) {
dewpoint = a;
humidex = b;
double e = 6.11 * Math.pow(2.718281828, 5417.7530 * ((1 / 273.16) - (1 / (dewpoint + 273.16))));
double h = (0.5555) * (e - 10.0);
temperature = humidex - h;
}
if (sa.equals("H") && sb.equals("D")) {
dewpoint = b;
humidex = a;
double e = 6.11 * Math.pow(2.718281828, 5417.7530 * ((1 / 273.16) - (1 / (dewpoint + 273.16))));
double h = (0.5555) * (e - 10.0);
temperature = humidex - h;
}
if (sa.equals("T") && sb.equals("H")) {
temperature = a;
humidex = b;
double h = humidex - temperature;
double e = h / 0.5555 + 10.0;
dewpoint = 1 / ((1 / 273.16) - Math.log(e / 6.11) / 5417.7530) - 273.16;
}
if (sa.equals("H") && sb.equals("T")) {
temperature = b;
humidex = a;
double h = humidex - temperature;
double e = h / 0.5555 + 10.0;
dewpoint = 1 / ((1 / 273.16) - Math.log(e / 6.11) / 5417.7530) - 273.16;
}
System.out.print("T ");
System.out.printf("%.1f", temperature);
System.out.print(" D ");
System.out.printf("%.1f", dewpoint);
System.out.print(" H ");
System.out.printf("%.1f", humidex);
System.out.println();
}
}
}

```
This entry was posted in poj. Bookmark the permalink.