MOSCOW, 19 Jun - RIA Novosti/Prime. The head of the international monetary Fund (IMF) Christine Lagarde welcomed the efforts of the Ukrainian government to reach agreement with creditors, according to a press release of the Fund. "The success of the programme (assistance to Ukraine - ed.) is based on the early completion operations on the debt with a large number of participants. Because of this, I welcome the continuing efforts of the government to achieve agreement on cooperation with all creditors