萌新求助全WA,然而负数处理了得

P4427 [BJOI2018] 求和

init中位运算的优先度?
by williamwei @ 2022-12-19 08:45:34


@[williamwei](/user/700558) 有可能,thx
by Judgelight @ 2022-12-19 08:59:38


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