ACM2272902662的专栏

Ever DreamTime Limit: 2 Seconds Memory Limit: 65536 KB "Ever Dream" played by Nightwish is my favorite metal music. The lyric (see Sample Input) of this song is much more like a poem. Eve

GoldbachTime Limit: 8 Seconds      Memory Limit: 32768 KB Fancy is learning mathematics recently. He's already mastered the use of multiplication and addition days before, so today he's goin

CandiesTime Limit: 1 Second      Memory Limit: 32768 KB As we know, the majority of students in the world-class university like candy and game so much. With some candies, the students are pl

Unrequited LoveTime Limit: 16 Seconds      Memory Limit: 131072 KB There are n single boys and m single girls. Each of them may love none, one or several of other people unrequitedly and one