摘要:
P4552 [Poetize6] IncDec Sequence 我们对\(a\)做差分,得到数组\(b\)。\(a\)的区间修改,等价于选定\(i,j\in[1,n+1]\),令\(b[i]\leftarrow (b[i]+1),b[j]\leftarrow (b[j]-1)\),我们的目标是让\ 阅读全文
P4552 [Poetize6] IncDec Sequence 我们对\(a\)做差分,得到数组\(b\)。\(a\)的区间修改,等价于选定\(i,j\in[1,n+1]\),令\(b[i]\leftarrow (b[i]+1),b[j]\leftarrow (b[j]-1)\),我们的目标是让\ 阅读全文
posted @ 2024-10-24 22:57
Sinktank
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