？？？如l或r∉[1,m]输出 Crossing the line，但是-10^9<=l<=r<=10^9

P1865 A % B Problem

@[linus_li](/space/show?uid=111140) so？
by KazamiHina @ 2019-08-23 23:38:38

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@[linus_li](/space/show?uid=111140) 按照题意输出就行了qwq
by KazamiHina @ 2019-08-23 23:38:57

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