【DidaOJ】[491]【C语言训练】亲密数【DidaOJ】[492]【C语言训练】列出最简真分数序列【HDU】[1001]Sum Problem【HDU】[1002]A + B Problem II【HDU】[1003]Max Sum【HDU】[1009]FatMouse' Trade【HDU】[1010]Tempter of the Bone【HDU】[1022]Train Problem I【HDU】[1040]As Easy As A+B【HDU】[1048]The Hardest Problem Ever«««56789»»»