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zongchengxin楼主2024/9/1 19:21
#include <bits/stdc++.h>
using namespace std;
int s[25],a[100005];
int n,f[100005],ans,t,cnt;
int main(){
	scanf("%d",&n);
	for(int i=1;i<=n;i++){
		scanf("%d",&a[i]);
	}
	for(int i=1;i<=n;i++){
		t=a[i],cnt=1;
		f[i]=1;
		while(t){
			if(t%2==1){
				f[i]=max(f[i],s[cnt]+1);
			}
			cnt++;
			t/=2;
		}
		t=i,cnt=1;
		while(t){
			if(t%2==1){
				s[cnt]=max(f[i],s[cnt]);
			}
			cnt++;
			t/=2;
		}
		ans=max(f[i],ans);
	}
	printf("%d",ans);
	return 0;
}
2024/9/1 19:21
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