不选o2优化全ac 选o2优化 1ac 2345wa

P1002 [NOIP2002 普及组] 过河卒

@[find_my_dawn](/user/1328426) UB
by _buzhidao_ @ 2024-04-09 06:43:22


不到啊()看起来没啥问题()
by Fractured_Angel @ 2024-04-09 07:15:34


``` dp[i][j]=dp[i-1][j]+dp[i][j-1]; ``` $(0,0)$ 时这会访问超界
by g1ove @ 2024-04-09 07:18:10


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