解答:√(a-199+b)*√(199-a-b)=√(3a+5b-2-c)+√(2a+3b-c),∴ a-199+b≥0 199-a-b≥0∴ a+b=199∴ 0=√(3a+5b-2-c)+√(2a+3b-c)∴ 3a+5b-2-c=0 ① 2a+3b-c=0 ② a+b=199 ③①-② a+2b=2∵ a+b=199∴ b=-197, a=396∴ c=2a+3b=792-591=201