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ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#394007 | #8338. Quad Kingdoms Chess | ucup-team3282 | WA | 55ms | 18428kb | C++14 | 2.1kb | 2024-04-19 20:31:43 | 2024-04-19 20:31:44 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int maxn=1e5+10;
const int mod=1e9+9;
const int base=100003;
int pb[maxn];
int m;
struct seg_tree{
#define ls(u) ((u)<<1)
#define rs(u) ((u)<<1|1)
int n;
int a[maxn];
int L[maxn<<2],R[maxn<<2];
int mx[maxn<<2],cnt[maxn<<2],h[maxn<<2];//cnt[u] ½ö¿¼ÂÇ L[u]-R[u] ºó ls(u) µÄ´ð°¸
pair<int,int> cal(int u,int x){
if(L[u]==R[u]){
if(mx[u]>x)
return {1,h[u]};
else
return {0,0};
}
if(mx[rs(u)]>x){
pair<int,int> t=cal(rs(u),x);
return {cnt[u]+t.first,(t.second+(ll)h[u]*pb[t.first])%mod};
}
return cal(ls(u),x);
}
void push_up(int u){
mx[u]=max(mx[ls(u)],mx[rs(u)]);
pair<int,int> t=cal(ls(u),mx[rs(u)]);
cnt[u]=t.first;
h[u]=t.second;
}
void build(int u,int l,int r){
L[u]=l;R[u]=r;
if(l==r){
mx[u]=a[l];
cnt[u]=1;
h[u]=a[l];
return;
}
int mid=(l+r)>>1;
build(ls(u),l,mid);
build(rs(u),mid+1,r);
push_up(u);
// cout<<"build "<<u<<' '<<l<<' '<<r<<' '<<mx[u]<<' '<<cnt[u]<<' '<<h[u]<<endl;
}
void modify(int u,int p,int x){
// cout<<"modify "<<u<<' '<<L[u]<<' '<<R[u]<<' '<<p<<' '<<x<<endl;
if(L[u]==R[u]){
mx[u]=h[u]=x;
return;
}
if(p<=R[ls(u)])
modify(ls(u),p,x);
else
modify(rs(u),p,x);
push_up(u);
}
void print(){
for(int i=1;i<=n;i++)
cout<<a[i]<<' ';
cout<<endl;
}
}ta,tb;
int main(){
ios::sync_with_stdio(0);
pb[0]=1;
for(int i=1;i<=100000;i++)
pb[i]=(ll)pb[i-1]*base%mod;
cin>>ta.n;
for(int i=1;i<=ta.n;i++)
cin>>ta.a[i];
cin>>tb.n;
for(int i=1;i<=tb.n;i++)
cin>>tb.a[i];
ta.build(1,1,ta.n);
tb.build(1,1,tb.n);
cin>>m;
while(m--){
int op,x,y;
cin>>op>>x>>y;
if(op==1){
ta.modify(1,x,y);
// ta.a[x]=y;
}
else if(op==2){
tb.modify(1,x,y);
// tb.a[x]=y;
}
// cout<<ta.cal(1,0).second<<' '<<tb.cal(1,0).second<<endl;
// ta.print();tb.print();
if(ta.cal(1,0).second==tb.cal(1,0).second)
cout<<"YES"<<endl;
else
cout<<"NO"<<endl;
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 3ms
memory: 18428kb
input:
5 1 2 3 4 5 5 5 4 3 2 1 8 1 1 5 1 4 2 1 2 4 1 5 1 1 5 5 2 1 4 2 3 5 2 5 5
output:
NO NO NO YES NO NO NO YES
result:
ok 8 tokens
Test #2:
score: -100
Wrong Answer
time: 55ms
memory: 18328kb
input:
1 2 6 2 1 1 1 1 1 200000 2 6 2 1 1 1 1 1 1 1 1 2 2 1 1 1 1 2 1 1 1 2 4 1 2 1 2 1 1 1 1 1 2 2 5 1 1 1 1 1 1 2 1 1 1 2 6 1 1 1 2 1 1 2 1 1 2 2 3 1 1 1 1 2 1 1 2 6 2 1 1 2 2 4 1 1 1 2 2 6 1 1 1 2 1 1 1 2 5 2 2 6 2 1 1 1 2 4 2 2 5 2 2 6 2 1 1 1 2 5 1 2 6 2 1 1 2 1 1 1 1 1 1 2 4 1 1 1 2 1 1 2 1 1 2 2 3 2...
output:
YES NO NO YES YES YES NO NO NO NO YES YES NO YES NO NO NO NO NO NO NO YES NO YES YES YES NO NO YES NO NO NO NO NO NO NO NO NO YES NO NO NO YES YES YES YES YES YES YES YES YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO...
result:
wrong answer 1st words differ - expected: 'NO', found: 'YES'