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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#776309#9104. Zayin and Forestwallcrack#TL 0ms0kbC++201.3kb2024-11-23 18:11:382024-11-23 18:11:39

Judging History

你现在查看的是最新测评结果

  • [2024-11-23 18:11:39]
  • 评测
  • 测评结果:TL
  • 用时:0ms
  • 内存:0kb
  • [2024-11-23 18:11:38]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
const long long N=1e18+10,M=1e5+10;
long long n,m;
struct info{
	int l,r;
	long long val;
}tr[M<<6];

long long F(long long x)
{
	int p=0;
	while(!((1ll<<p)&x and !(((1ll<<(p+1))&x))))p++;
	long long res=(1ll<<(p+1));
	for(int i=p+2;i<63;i++)
		if(x&(1ll<<i))res|=(1ll<<i);
	return res;
}

int ptr=0;
void update(int &rt,long long l,long long r,long long p,int v)
{
	if(!rt)
	{
		rt=++ptr;
	}
	if(l==r)
	{
		tr[rt].val+=v;
		return;
	}
	int mid=l+r>>1;
	tr[rt].val+=v;
	if(p>=mid+1)
	{
		update(tr[rt].r,mid+1,r,p,v);
	}
	else {
		update(tr[rt].l,l,mid,p,v);
	}
}
int query(int &rt,long long l,long long r,long long L,long long R)
{
	if(!rt)
	{
		rt=++ptr;
	}
	if(l<=L&&R<=r)
	{
		return tr[rt].val;
	}
	int ans=0;
	int mid=L+R>>1;
	if(tr[rt].l)
	{
		ans+=query(tr[rt].l,l,r,L,mid);
	}
	if(tr[rt].r)
	{
		ans+=query(tr[rt].r,l,r,mid+1,R);
	}
	return ans;
	
}

signed main()
{
	ios::sync_with_stdio(false);
	cin.tie(0);
	cout.tie(0);
	cin>>n>>m;
	int rt=0;
	for(int i=1;i<=m;i++)
	{
		int op;
		cin>>op;
		if(op==1)
		{
			long long x,v;
			cin>>x>>v;
			while(x<=n)
			{
				update(rt,1,n,x,v);
				x=F(x);
			}
		}
		else 
		{
			long long l,r;
			cin>>l>>r;
			cout<<query(rt,l,r,1,n)<<"\n";
		}
	}
	return 0;
}
 

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 0
Time Limit Exceeded

input:

1000000000 20000
2 384578735 526547442
1 64211261 592970906
1 512065247 448267721
1 44993150 127180320
1 880319036 927623947
1 170536687 572121854
1 896600029 804033011
1 666246328 754201635
1 654066651 179982083
2 240989825 984888006
2 372004567 858916479
2 76127818 98606736
1 181794163 902842353
1...

output:

0
199202242
433535526
0
-1551160324
-1874727506
-1538232129
966808564
2070263348
-1212611755
1978237088
-177376817
2081562604
1395660479
-248090194
803622255
-360603037
-1839254968
0
-2085924484
501656243
-1309296041
-4550264
984339927
1052706588
1040792610
44000147
0
1402534480
2004564958
-60143242...

result: