QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#776366 | #9104. Zayin and Forest | wallcrack | ML | 833ms | 90084kb | C++20 | 1.4kb | 2024-11-23 18:23:14 | 2024-11-23 18:23:14 |
Judging History
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*170];
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;
}
long long 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);
}
}
long long query(int &rt,long long l,long long r,long long L,long long R)
{
if(r<L||l>R)
return 0;
if(!rt)
{
rt=++ptr;
}
if(l<=L&&R<=r)
{
return tr[rt].val;
}
long long ans=0;
long long 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: 100
Accepted
time: 43ms
memory: 21776kb
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 43148875202 17613404710 0 32808578044 28190043566 15641637055 78276219892 14955165236 20262224725 105057452192 17002492367 57916137452 27165464255 72766353838 39458327919 38294102627 264448717384 0 70928519548 279674530483 88885017175 111664599432 69703816663 211506104092 104120007714 34403738515 ...
result:
ok 6649 lines
Test #2:
score: 0
Accepted
time: 833ms
memory: 90084kb
input:
1000000000000000000 100000 1 384578735 526547442 1 64211261 592970906 1 512065247 448267721 1 44993150 127180320 1 880319036 927623947 1 170536687 572121854 1 896600029 804033011 2 666246328 931651408754201635 1 654066651 179982083 1 984888006 240989825 1 372004567 858916479 1 76127818 98606736 1 18...
output:
144205553442 497561506762 903930740555 878459229726 689906696633 859703313829 735231510045 1177875391120 1461659121798 1612314483744 2027462020547 1991476058156 2381861014705 2033973986301 2117738140401 2946661001323 2187638958334 2593068002437 1854182975909 2262561461341 3038788266419 3070435321746...
result:
ok 12561 lines
Test #3:
score: -100
Memory Limit Exceeded
input:
1000000000000000000 100000 1 395661363384578735 526547442 1 843068846064211261 592970906 1 550209039512065247 448267721 1 79278526044993150 127180320 1 193676380880319036 927623947 1 81194098170536687 572121854 1 223947079896600029 804033011 2 921340893666246328 931651408754201635 1 3605022006540666...
output:
0 152171177084 261154456848 98759395571 132967101279 214003153997 109857765028 569583036989 221377921411 943235254745 1036051470108 1290577544766 795223506189 1251272020902 662604469794 907615793356 1786684858550 488655543368 1495388560030 1818589934911 151873013358 717984689394 2039336496945 378996...