Diet Problem calories Cl C2 Cn healthy vitamin 1 a11 a12 aIn ≥b1 。 。 vitamin m aml am2 amn ≥bm solution: X1 X2 Xn minimize the calories while keeping healthyDiet Problem c1 c2 cn a11 a12 a1n am1 am2 amn vitamin 1 vitamin m ≥ b1 ≥ bm solution: x1 x2 xn calories healthy minimize the calories while keeping healthy