Submission #775086

#	Time	Username	Problem	Language	Result	Execution time	Memory
775086		vjudge1	Addk (eJOI21_addk)	C++17	0 / 100	2080 ms	79060 KiB

Main

#include<bits/stdc++.h>
using namespace std;
#define int long long
typedef vector<int> vi;
typedef vector<vi> vvi;
int n,k;
template<typename IteratorType> void print(IteratorType first,IteratorType last){
	while(first != last){
		cout<<*first<<' ';
		first++;
	}
}
vector<int> st,arr;
void build(int id,int l,int r){
	if(l==r){
		st[id] = arr[l];
		return;
	}
	int mid = (l+r)>>1;
	build(2*id,l,mid);
	build(2*id+1,mid+1,r);
	st[id] = st[2*id] + st[2*id+1];
}
void update(int id,int l,int r,int u,int v,int val){
	if(l>v || r<u || l>r) return;
	if(l>=u && r<=v){
		st[id] = val;
		return;
	}
	int mid = (l+r)>>1;
	update(2*id,l,mid,u,v,val);
	update(2*id+1,mid+1,r,u,v,val);
	st[id] = st[2*id] + st[2*id+1];
}
int query(int id,int l,int r,int u,int v){
	if(l>v || r<u || l>r) return 0;
	if(l>=u && r<=v){
		return st[id];
	}
	int mid = (l+r)>>1;
	int a = query(2*id,l,mid,u,v);
	int b = query(2*id+1,mid+1,r,u,v);
	return a+b;
}
signed main(){
	cin>>n>>k;
	arr.resize(n+1); st.resize(4*(n+1));
	for(int i=1;i<=n;++i){
		cin>>arr[i];
	}
	build(1,1,n);
	vector<int> change(k+1);
	int q,l,r,m; cin>>q;
	while(q-->0){
		int cmd; cin>>cmd;
		if(cmd==1){
			for(int i=1;i<=k;++i){
				cin>>change[i];
			}
			for(int i=1;i<=k;++i){
				update(1,1,n,change[i],change[i],arr[change[(i+1)%n]]);
			}
			int temp = arr[change[1]];
			for(int i=1;i<k;++i){
				arr[change[i]] = arr[change[(i+1)%n]];
			}
			arr[change[k]] = temp;
			print(arr.begin()+1,arr.end()); cout<<'\n';
		}
		else{
			cin>>l>>r>>m;
			int res = query(1,1,n,l,r);
			int p1 = l, p2 = r;
			while(p1<p2 && p2 - l +1 >= m){
				res += query(1,1,n,p1+1,p2-1); //-arr[p1] - arr[p2];
				p1++, p2--;
			}
			cout<<res<<'\n';
		}
	}
}
 

• Subtask 1: 0 / 36
• Subtask 2: 0 / 56
• Subtask 3: 0 / 8