记忆化搜索WA,20pts求调
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记忆化搜索WA,20pts求调
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leo0729楼主2024/9/15 13:05

rt,玄1关

code:

#include<bits/stdc++.h>
using namespace std;
int n,k,a[100005]={0,1};
int f(int x){
	if(x==0)return 0;
	if(x==1)return 1;
	int sum=0;
	if(a[x]!=0)return a[x]%100003;
	for(int i=max(0,x-k);i<x;i++)
	{
		sum+=f(i)%100003;
	}
	a[x]=sum%100003;
	return sum%100003;
}
int main()
{	
	cin>>n>>k;
	cout<<f(n);
}

2024/9/15 13:05
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