oj.uz

Submission #955518

# Submission time Handle Problem Language Result Execution time Memory
955518 2024-03-30T18:46:23 Z StefanSebez Digital Circuit (IOI22_circuit) C++17
34 / 100
 3000 ms 19732 KB 
#include "circuit.h"
#include<bits/stdc++.h>
#include <vector>
using namespace std;
#define pb push_back
#define fi first
#define se second
#define ll long long
const int N=1e5+500;
const ll mod=1000002022;
ll Puta(ll a,ll b){a%=mod,b%=mod;ll x=a*b;x%=mod;return x;}
ll Plus(ll a,ll b){a%=mod,b%=mod;ll x=a+b;x%=mod;return x;}
vector<int>E[2*N+500];
int a[N+500],n,m,P[2*N+500];
ll res[N+500],dp[2*N+500][2],F[2*N+500],F1[2*N+500];
bool stepen2;
void DFSsetup(int u){
	if(E[u].empty()) return;
	F[u]=E[u].size();
	for(auto i:E[u]){
		DFSsetup(i);
		F[u]=Puta(F[u],F[i]);
	}
	for(auto i:E[u]){
		F1[i]=1;
		for(auto j:E[u]){
			if(j!=i) F1[i]=Puta(F1[i],F[j]);
		}
	}
}
void DFS(int u){
	if(E[u].empty()) return;
	for(auto i:E[u]) DFS(i);
	dp[u][1]=0;
	for(auto i:E[u]) dp[u][1]=Plus(dp[u][1],Puta(dp[i][1],F1[i]));
	//printf("%i: %lld %lld\n",u,dp[u][1],F[u]);
	/*int mask=0;
	while(mask< (1<<(E[u].size()))){
		ll temp1=1,sum=0;
		for(int i=0,temp=mask;i<E[u].size();i++,temp/=2){
			temp1=Puta(temp1,dp[E[u][i]][temp%2]);sum+=temp%2;
		}
		if(mask!=0) dp[u][1]=Plus(dp[u][1],Puta(sum,temp1));
		dp[u][0]=Plus(dp[u][0],Puta(E[u].size()-sum,temp1));
		mask++;
	}*/
	//dp[u][0]=F[u]-dp[u][1];
}
void Update1(int v){
	dp[v][1]=1-dp[v][1];
	dp[v][0]=1-dp[v][0];
	int u=P[v];
	while(u!=-1){
		dp[u][1]=0;
		for(auto i:E[u]) dp[u][1]=Plus(dp[u][1],Puta(dp[i][1],F1[i]));
		/*dp[u][1]=dp[u][0]=0;
		int mask=0;
		while(mask< (1<<(E[u].size()))){
			ll temp1=1,sum=0;
			for(int i=0,temp=mask;i<E[u].size();i++,temp/=2){
				temp1=Puta(temp1,dp[E[u][i]][temp%2]);sum+=temp%2;
			}
			if(mask!=0) dp[u][1]=Plus(dp[u][1],Puta(sum,temp1));
			dp[u][0]=Plus(dp[u][0],Puta(E[u].size()-sum,temp1));
			mask++;
		}*/
		u=P[u];
	}
}
int nc,root,lc[2*N],rc[2*N],sum[2*N],lazy[2*N];
void update(int &c,int ss,int se,int qval){
	if(!c) c=++nc;
	if(qval==0) return;
	sum[c]=se-ss+1-sum[c];
	lazy[c]++;lazy[c]%=2;
}
void push(int &c,int ss,int se){
	int mid=(ss+se)/2;
	update(lc[c],ss,mid,lazy[c]);
	update(rc[c],mid+1,se,lazy[c]);
	lazy[c]=0;
}
void Update(int &c,int ss,int se,int qs,int qe){
	if(!c) c=++nc;
	if(qs<=ss && se<=qe){
		update(c,ss,se,1);
		//printf("%i %i %i: %i\n",c,ss,se,sum[c]);
		return;
	}
	if(qe<ss || se<qs) return;
	int mid=(ss+se)/2;
	push(c,ss,se);
	Update(lc[c],ss,mid,qs,qe);Update(rc[c],mid+1,se,qs,qe);
	sum[c]=sum[lc[c]]+sum[rc[c]];
	//printf("%i %i %i: %i\n",c,ss,se,sum[c]);
}
int Get(int c,int ss,int se,int qs,int qe){
	//printf("%i %i %i: %i\n",c,ss,se,sum[c]);
	if(qs<=ss && se<=qe) return sum[c];
	if(qe<ss || se<qs) return 0;
	int mid=(ss+se)/2;
	push(c,ss,se);
	return Get(lc[c],ss,mid,qs,qe)+Get(rc[c],mid+1,se,qs,qe);
}
void init(int N1, int M1, std::vector<int> P1, std::vector<int> A) {
	n=N1,m=M1;
	for(int i=0;i<P1.size();i++) P[i]=P1[i];
	for(int i=0;i<P1.size();i++){
		E[P[i]].pb(i);
	}
	for(int i=0;i<m;i++){
		dp[n+i][1]=A[i],dp[n+i][0]=1-A[i];
		a[i]=A[i];
		F[n+i]=1;
	}
	DFSsetup(0);
	DFS(0);
	int temp=m,ct=0;while(temp>0) ct+=temp%2,temp/=2;if(ct==1) stepen2=true;
	if(!stepen2) return;
	for(int i=n;i<n+m;i++) dp[i][1]=0;
	DFS(0);
	res[0]=dp[0][1];
	for(int i=0;i<m;i++){
		Update1(n+i);
		res[i+1]=dp[0][1];
		//for(int j=0;j<n+m;j++) printf("%i %i: %i\n",i+1,j,dp[j][1]);
	}
	//for(int i=0;i<=m;i++) printf("%i ",res[i]);
	//printf("\n");
	for(int i=0;i<m;i++) if(a[i]==1) Update(root,0,m-1,i,i);
}

int count_ways(int L, int R) {
	if(stepen2){
		Update(root,0,m-1,L-n,R-n);
		return res[Get(root,0,m-1,0,m-1)];
	}
	/*if(n==1){
		int ct=0;
		for(int i=L;i<=R;i++) a[i-1]=1-a[i-1];
		for(int i=0;i<=m-1;i++) ct+=a[i];
		return ct;
	}*/
	for(int i=L;i<=R;i++) Update1(i);
	//DFS(0);
	/*for(int i=0;i<=n+m-1;i++){
		printf("%i: %i %i\n",i,dp[i][0],dp[i][1]);
	}*/
	return dp[0][1];
}

Compilation message

circuit.cpp: In function 'void init(int, int, std::vector<int>, std::vector<int>)':
circuit.cpp:107:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  107 |  for(int i=0;i<P1.size();i++) P[i]=P1[i];
      |              ~^~~~~~~~~~
circuit.cpp:108:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  108 |  for(int i=0;i<P1.size();i++){
      |              ~^~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12120 KB Output is correct
2 Correct 3 ms 12120 KB Output is correct
3 Correct 15 ms 12120 KB Output is correct
4 Correct 16 ms 12372 KB Output is correct
5 Correct 14 ms 12120 KB Output is correct
6 Correct 16 ms 12120 KB Output is correct
7 Correct 33 ms 12340 KB Output is correct
8 Correct 10 ms 12120 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12120 KB Output is correct
2 Correct 4 ms 12120 KB Output is correct
3 Correct 4 ms 12120 KB Output is correct
4 Correct 3 ms 12120 KB Output is correct
5 Correct 3 ms 12120 KB Output is correct
6 Correct 2 ms 12120 KB Output is correct
7 Correct 4 ms 14424 KB Output is correct
8 Correct 3 ms 14420 KB Output is correct
9 Correct 4 ms 14424 KB Output is correct
10 Correct 25 ms 14504 KB Output is correct
11 Correct 44 ms 14496 KB Output is correct
12 Correct 3 ms 12120 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12120 KB Output is correct
2 Correct 3 ms 12120 KB Output is correct
3 Correct 15 ms 12120 KB Output is correct
4 Correct 16 ms 12372 KB Output is correct
5 Correct 14 ms 12120 KB Output is correct
6 Correct 16 ms 12120 KB Output is correct
7 Correct 33 ms 12340 KB Output is correct
8 Correct 10 ms 12120 KB Output is correct
9 Correct 2 ms 12120 KB Output is correct
10 Correct 4 ms 12120 KB Output is correct
11 Correct 4 ms 12120 KB Output is correct
12 Correct 3 ms 12120 KB Output is correct
13 Correct 3 ms 12120 KB Output is correct
14 Correct 2 ms 12120 KB Output is correct
15 Correct 4 ms 14424 KB Output is correct
16 Correct 3 ms 14420 KB Output is correct
17 Correct 4 ms 14424 KB Output is correct
18 Correct 25 ms 14504 KB Output is correct
19 Correct 44 ms 14496 KB Output is correct
20 Correct 3 ms 12120 KB Output is correct
21 Correct 4 ms 12120 KB Output is correct
22 Correct 3 ms 12120 KB Output is correct
23 Correct 3 ms 12120 KB Output is correct
24 Correct 3 ms 14424 KB Output is correct
25 Correct 4 ms 14424 KB Output is correct
26 Correct 4 ms 14676 KB Output is correct
27 Correct 4 ms 14424 KB Output is correct
28 Correct 4 ms 14424 KB Output is correct
29 Correct 33 ms 12332 KB Output is correct
30 Correct 21 ms 12340 KB Output is correct
31 Correct 3 ms 12376 KB Output is correct
32 Correct 3 ms 14424 KB Output is correct
33 Correct 3 ms 12316 KB Output is correct
34 Correct 3 ms 12120 KB Output is correct
35 Correct 8 ms 12120 KB Output is correct
36 Correct 16 ms 14424 KB Output is correct
37 Correct 33 ms 14484 KB Output is correct
38 Correct 96 ms 14488 KB Output is correct
39 Correct 4 ms 12120 KB Output is correct
40 Correct 3 ms 12120 KB Output is correct
41 Correct 3 ms 12120 KB Output is correct
42 Correct 4 ms 12208 KB Output is correct

Subtask #4
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 399 ms 17036 KB Output is correct
2 Correct 604 ms 19620 KB Output is correct
3 Correct 640 ms 19280 KB Output is correct
4 Correct 666 ms 19688 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 399 ms 17036 KB Output is correct
2 Correct 604 ms 19620 KB Output is correct
3 Correct 640 ms 19280 KB Output is correct
4 Correct 666 ms 19688 KB Output is correct
5 Correct 539 ms 17276 KB Output is correct
6 Correct 640 ms 19732 KB Output is correct
7 Correct 697 ms 19280 KB Output is correct
8 Correct 638 ms 19220 KB Output is correct
9 Correct 325 ms 14684 KB Output is correct
10 Correct 548 ms 15184 KB Output is correct
11 Correct 604 ms 14680 KB Output is correct
12 Correct 618 ms 14680 KB Output is correct

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12120 KB Output is correct
2 Correct 4 ms 12120 KB Output is correct
3 Correct 4 ms 12120 KB Output is correct
4 Correct 3 ms 12120 KB Output is correct
5 Correct 3 ms 12120 KB Output is correct
6 Correct 2 ms 12120 KB Output is correct
7 Correct 4 ms 14424 KB Output is correct
8 Correct 3 ms 14420 KB Output is correct
9 Correct 4 ms 14424 KB Output is correct
10 Correct 25 ms 14504 KB Output is correct
11 Correct 44 ms 14496 KB Output is correct
12 Correct 3 ms 12120 KB Output is correct
13 Correct 399 ms 17036 KB Output is correct
14 Correct 604 ms 19620 KB Output is correct
15 Correct 640 ms 19280 KB Output is correct
16 Correct 666 ms 19688 KB Output is correct
17 Correct 539 ms 17276 KB Output is correct
18 Correct 640 ms 19732 KB Output is correct
19 Correct 697 ms 19280 KB Output is correct
20 Correct 638 ms 19220 KB Output is correct
21 Correct 325 ms 14684 KB Output is correct
22 Correct 548 ms 15184 KB Output is correct
23 Correct 604 ms 14680 KB Output is correct
24 Correct 618 ms 14680 KB Output is correct
25 Execution timed out 3015 ms 19588 KB Time limit exceeded
26 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12120 KB Output is correct
2 Correct 3 ms 12120 KB Output is correct
3 Correct 15 ms 12120 KB Output is correct
4 Correct 16 ms 12372 KB Output is correct
5 Correct 14 ms 12120 KB Output is correct
6 Correct 16 ms 12120 KB Output is correct
7 Correct 33 ms 12340 KB Output is correct
8 Correct 10 ms 12120 KB Output is correct
9 Correct 2 ms 12120 KB Output is correct
10 Correct 4 ms 12120 KB Output is correct
11 Correct 4 ms 12120 KB Output is correct
12 Correct 3 ms 12120 KB Output is correct
13 Correct 3 ms 12120 KB Output is correct
14 Correct 2 ms 12120 KB Output is correct
15 Correct 4 ms 14424 KB Output is correct
16 Correct 3 ms 14420 KB Output is correct
17 Correct 4 ms 14424 KB Output is correct
18 Correct 25 ms 14504 KB Output is correct
19 Correct 44 ms 14496 KB Output is correct
20 Correct 3 ms 12120 KB Output is correct
21 Correct 4 ms 12120 KB Output is correct
22 Correct 3 ms 12120 KB Output is correct
23 Correct 3 ms 12120 KB Output is correct
24 Correct 3 ms 14424 KB Output is correct
25 Correct 4 ms 14424 KB Output is correct
26 Correct 4 ms 14676 KB Output is correct
27 Correct 4 ms 14424 KB Output is correct
28 Correct 4 ms 14424 KB Output is correct
29 Correct 33 ms 12332 KB Output is correct
30 Correct 21 ms 12340 KB Output is correct
31 Correct 3 ms 12376 KB Output is correct
32 Correct 3 ms 14424 KB Output is correct
33 Correct 3 ms 12316 KB Output is correct
34 Correct 3 ms 12120 KB Output is correct
35 Correct 8 ms 12120 KB Output is correct
36 Correct 16 ms 14424 KB Output is correct
37 Correct 33 ms 14484 KB Output is correct
38 Correct 96 ms 14488 KB Output is correct
39 Correct 4 ms 12120 KB Output is correct
40 Correct 3 ms 12120 KB Output is correct
41 Correct 3 ms 12120 KB Output is correct
42 Correct 4 ms 12208 KB Output is correct
43 Execution timed out 3033 ms 14424 KB Time limit exceeded
44 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12120 KB Output is correct
2 Correct 3 ms 12120 KB Output is correct
3 Correct 15 ms 12120 KB Output is correct
4 Correct 16 ms 12372 KB Output is correct
5 Correct 14 ms 12120 KB Output is correct
6 Correct 16 ms 12120 KB Output is correct
7 Correct 33 ms 12340 KB Output is correct
8 Correct 10 ms 12120 KB Output is correct
9 Correct 2 ms 12120 KB Output is correct
10 Correct 4 ms 12120 KB Output is correct
11 Correct 4 ms 12120 KB Output is correct
12 Correct 3 ms 12120 KB Output is correct
13 Correct 3 ms 12120 KB Output is correct
14 Correct 2 ms 12120 KB Output is correct
15 Correct 4 ms 14424 KB Output is correct
16 Correct 3 ms 14420 KB Output is correct
17 Correct 4 ms 14424 KB Output is correct
18 Correct 25 ms 14504 KB Output is correct
19 Correct 44 ms 14496 KB Output is correct
20 Correct 3 ms 12120 KB Output is correct
21 Correct 4 ms 12120 KB Output is correct
22 Correct 3 ms 12120 KB Output is correct
23 Correct 3 ms 12120 KB Output is correct
24 Correct 3 ms 14424 KB Output is correct
25 Correct 4 ms 14424 KB Output is correct
26 Correct 4 ms 14676 KB Output is correct
27 Correct 4 ms 14424 KB Output is correct
28 Correct 4 ms 14424 KB Output is correct
29 Correct 33 ms 12332 KB Output is correct
30 Correct 21 ms 12340 KB Output is correct
31 Correct 3 ms 12376 KB Output is correct
32 Correct 3 ms 14424 KB Output is correct
33 Correct 3 ms 12316 KB Output is correct
34 Correct 3 ms 12120 KB Output is correct
35 Correct 8 ms 12120 KB Output is correct
36 Correct 16 ms 14424 KB Output is correct
37 Correct 33 ms 14484 KB Output is correct
38 Correct 96 ms 14488 KB Output is correct
39 Correct 4 ms 12120 KB Output is correct
40 Correct 3 ms 12120 KB Output is correct
41 Correct 3 ms 12120 KB Output is correct
42 Correct 4 ms 12208 KB Output is correct
43 Correct 399 ms 17036 KB Output is correct
44 Correct 604 ms 19620 KB Output is correct
45 Correct 640 ms 19280 KB Output is correct
46 Correct 666 ms 19688 KB Output is correct
47 Correct 539 ms 17276 KB Output is correct
48 Correct 640 ms 19732 KB Output is correct
49 Correct 697 ms 19280 KB Output is correct
50 Correct 638 ms 19220 KB Output is correct
51 Correct 325 ms 14684 KB Output is correct
52 Correct 548 ms 15184 KB Output is correct
53 Correct 604 ms 14680 KB Output is correct
54 Correct 618 ms 14680 KB Output is correct
55 Execution timed out 3015 ms 19588 KB Time limit exceeded
56 Halted 0 ms 0 KB -