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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#504549 | #9104. Zayin and Forest | urayaha_yahaura# | RE | 27ms | 23484kb | C++14 | 1.1kb | 2024-08-04 13:47:26 | 2024-08-04 13:47:26 |
Judging History
answer
#include<bits/stdc++.h>
#define ll long long
using namespace std;
const int N=1e5+7;
ll read(){
ll x=0;
char c;
while(!isdigit(c=getchar()));
while(isdigit(c)){
x=x*10+(c^48);
c=getchar();
}
return x;
}
int rt,cnt,L[N<<5],R[N<<5];
ll n,m,op,x,y,S[N<<5];
void modify(ll x,ll k,int& p,ll l=1,ll r=n){
if(!p)
p=++cnt;
S[p]+=k;
if(l==r)
return;
ll m=(l+r)>>1;
if(x<=m)
modify(x,k,L[p],l,m);
else
modify(x,k,R[p],m+1,r);
}
ll query(ll ql,ll qr,int p,ll l=1,ll r=n){
if(!p)
return 0;
if(ql<=l&&r<=qr)
return S[p];
ll m=(l+r)>>1;
ll res=0;
if(ql<=m)
res+=query(ql,qr,L[p],l,m);
if(qr>m)
res+=query(ql,qr,R[p],m+1,r);
return res;
}
void add(ll x,ll k){
for(;x<=n;x+=x&-x)
modify(x,k,rt);
}
int main(){
n=read();
m=read();
for(ll i=1;i<=m;++i){
op=read();
x=read();
y=read();
if(op==1)
add(x,y);
else
printf("%lld\n",query(x,y,rt));
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 27ms
memory: 23484kb
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: -100
Runtime Error
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...