Submission #536899

#TimeUsernameProblemLanguageResultExecution timeMemory
536899errorgornPopeala (CEOI16_popeala)C++17
0 / 100
694 ms13648 KiB
#include <bits/stdc++.h>
using namespace std;

#define int long long
#define ll long long
#define ii pair<ll,ll>
#define fi first
#define se second
#define endl '\n'

#define puf push_front
#define pof pop_front
#define pub push_back
#define pob pop_back
#define lb lower_bound
#define ub upper_bound

#define rep(x,s,e) for (auto x=(s)-((s)>(e));x!=(e)-((s)>(e));(s)<(e)?x++:x--)
#define all(x) (x).begin(),(x).end()
#define sz(x) (int) (x).size()

mt19937 rng(chrono::system_clock::now().time_since_epoch().count());

int k,n,s;
int arr[20005];
string ac[20005];

int memo[21][20005];
int pp[21];

struct node{
	int s,e,m;
	int val,lazy;
	node *l,*r;
	
	node (int _s,int _e){
		s=_s,e=_e,m=s+e>>1;
		
		if (s!=e){
			l=new node(s,m);
			r=new node(m+1,e);
		}
	}
	
	void propo(){
		if (lazy){
			val+=lazy;
			if (s!=e){
				l->lazy+=lazy;
				r->lazy+=lazy;
			}
			lazy=0;
		}
	}
	
	void update(int i,int j,int k){
		if (s==i && e==j) lazy+=k;
		else{
			if (j<=m) l->update(i,j,k);
			else if (m<i) r->update(i,j,k);
			else l->update(i,m,k),r->update(m+1,j,k);
			
			l->propo(),r->propo();
			val=min(l->val,r->val);
		}
	}
	
	int query(int i,int j){
		propo();
		
		if (s==i && e==j) return val;
		else if (j<=m) return l->query(i,j);
		else if (m<i) return r->query(i,j);
		else return min(l->query(i,m),r->query(m+1,j));
	}
	
	void clear(){
		val=lazy=0;
		if (s!=e) l->clear(),r->clear();
	}
} *root=new node(0,20005);

signed main(){
	cin.tie(0);
	cout.tie(0);
	cin.sync_with_stdio(false);
	
	cin>>n>>k>>s;
	rep(x,1,k+1) cin>>arr[x];
	rep(x,0,n) cin>>ac[x];
	rep(x,0,n) ac[x]="$"+ac[x];
	
	memset(memo,63,sizeof(memo));
	
	memo[0][0]=0;
	rep(z,1,s+1){
		root->clear();
		
		rep(x,0,n) pp[x]=0;
		
		rep(x,1,k+1){
			root->update(x-1,x-1,memo[z-1][x-1]);
			
			rep(y,0,n) root->update(pp[y],x-1,arr[x]);
			
			rep(y,0,n) if (ac[y][x]=='0'){
				rep(w,pp[y],x) root->update(pp[y],w,-arr[w+1]);
				pp[y]=x;
			}
			
			memo[z][x]=root->query(0,x-1);
		}
	}
	
	//rep(z,0,s+1){
		//rep(x,0,k+1) cout<<memo[z][x]<<" "; cout<<endl;
	//}
	
	rep(z,1,s+1) cout<<memo[z][k]<<endl;
}

Compilation message (stderr)

popeala.cpp: In constructor 'node::node(long long int, long long int)':
popeala.cpp:37:16: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   37 |   s=_s,e=_e,m=s+e>>1;
      |               ~^~
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