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Submission #638247

# Submission time Handle Problem Language Result Execution time Memory
638247 2022-09-05T06:12:27 Z jamezzz Digital Circuit (IOI22_circuit) C++17
0 / 100
 704 ms 4048 KB 
#include "circuit.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;

#define maxn 100005
#define mod 1000002022

struct node{
	int s,e,m,v,lz;
	node *l,*r;
	node(int _s,int _e){
		s=_s;e=_e;m=(s+e)>>1;v=0;lz=0;
		if(s!=e)l=new node(s,m),r=new node(m+1,e);
	}
	void ppo(){
		if(lz)v=(e-s+1)-v;
		if(s!=e){
			l->lz^=lz;
			r->lz^=lz;
		}
		lz=0;
	}
	void set(int x,int nv){
		if(s==x&&e==x){v=nv;return;}
		if(x<=m)l->set(x,nv);
		else r->set(x,nv);
		l->ppo(),r->ppo();
		v=l->v+r->v;
	}
	void flip(int x,int y){
		if(s==x&&e==y){lz^=1;return;}
		if(y<=m)l->flip(x,y);
		else if(x>m)r->flip(x,y);
		else l->flip(x,m),r->flip(m+1,y);
		l->ppo(),r->ppo();
		v=l->v+r->v;
	}
	int qry(int x,int y){
		ppo();
		if(s==x&&e==y)return v;
		if(y<=m)return l->qry(x,y);
		if(x>m)return r->qry(x,y);
		return l->qry(x,m)+r->qry(m+1,y);
	}
}*root;

int n,m;

void init(int N,int M,vector<int> P,vector<int> A){
	n=N,m=M;
	root=new node(0,M-1);
	for(int i=0;i<M;++i)root->set(i,A[i]);
}

int count_ways(int L,int R){
	root->flip(L-n,R-n);
	return root->qry(0,m-1)<<1;
}

Subtask #1
0 / 2.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 208 KB 1st lines differ - on the 1st token, expected: '1', found: '2'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 208 KB 1st lines differ - on the 1st token, expected: '1', found: '2'
2 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 208 KB 1st lines differ - on the 1st token, expected: '1', found: '2'
2 Halted 0 ms 0 KB -

Subtask #4
0 / 4.0

# Verdict Execution time Memory Grader output
1 Incorrect 704 ms 4048 KB 1st lines differ - on the 1st token, expected: '431985922', found: '32804'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 704 ms 4048 KB 1st lines differ - on the 1st token, expected: '431985922', found: '32804'
2 Halted 0 ms 0 KB -

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 208 KB 1st lines differ - on the 1st token, expected: '1', found: '2'
2 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 208 KB 1st lines differ - on the 1st token, expected: '1', found: '2'
2 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 208 KB 1st lines differ - on the 1st token, expected: '1', found: '2'
2 Halted 0 ms 0 KB -