unittest
{
	assert( [ "3 4" ].parse.expand.solve == "Even" );
	assert( [ "1 21" ].parse.expand.solve == "Odd" );
}



import std.conv;
import std.range;
import std.stdio;
import std.string;
import std.typecons;

void main()
{
	stdin.byLineCopy.parse.expand.solve.writeln;
}

auto parse( Range )( Range input )
if( isInputRange!Range && is( ElementType!Range == string ) )
{
	auto ab = input.front.split.to!( long[] );
	return tuple( ab[ 0 ], ab[ 1 ] );
}

auto solve( long a, long b )
{
	return ( a * b % 2 == 0 ) ? "Even" : "Odd";
}
