import javax.swing.JOptionPane;


class trojclenka {
	public static void main (String[] agr){
		
		String fn=JOptionPane.showInputDialog("Hmotnost celku (v jakékoli jednotce)");
		String sn=JOptionPane.showInputDialog("Zadejte procentualni podil celku::");
		
		int jedna = Integer.parseInt(fn);
		int dva=100;
		int tri = Integer.parseInt(sn);
		int ctyri = jedna * tri / dva;
		
		
		JOptionPane.showMessageDialog(null, tri+ "% odpovida " + ctyri + " vami zvolenou jednotkou" , "Trojclenka", JOptionPane.PLAIN_MESSAGE);
		
}
}

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