[fawad@fawad5 bench]$ cat bench.cs
using System;

class Bench {
    public static void Main() {
        double d = 0;
        for (int i = 0; i < 1000000000; i++) {
            d = d + i;
        }
        Console.WriteLine(d);
    }
}
[fawad@fawad5 bench]$ cat bench.java
class bench {
    public static void main(String[] args) {
        double d = 0;
        for (int i = 0; i < 1000000000; i++) {
            d = d + i;
        }
        System.out.println(d);
    }
}
[fawad@fawad5 bench]$ cat bench.py
d = 0
for i in range (1000000000):
        d = d + i
print d
[fawad@fawad5 bench]$ cat bench.rb
d = 0
1000000000.times do
        d = d + 5
end
[fawad@fawad5 bench]$