MIN 200x1+195x2 +190x3+185x4+10u1+9.9u2+9.8u3+9.7u4+7v1+6.9v2+6.8v3+6.7v4
s.t.
	y1=10
	y1+ x1 - y2 =70
	y2+ x2 - y3 =30
	y3+ x3 - y4=80
	0.05 u1+ v1=30
	u1 + v1 - 0.05 u2 - v2 = 450
	u2 + v2 - 0.05 u3 - v3 = 210
	u3 + v3 - 0.05 u4 - v4 = 240
end 
GIN 16