oj.uz

Submission #572469

# Submission time Handle Problem Language Result Execution time Memory
572469 2022-06-04T13:04:47 Z model_code Game (APIO22_game) C++17
100 / 100
 2570 ms 63480 KB 
#include "game.h"

#include <bits/stdc++.h>

using namespace std;

#define FOR(i,a,b) for(int i=int(a);i<int(b);i++)
#define REP(i,b) FOR(i,0,b)

using vi=vector<int>;

#define PB push_back

const int Nmax=300010;
const int Lmax=20;

vi g[Nmax][2];

int n,k,maxL;
int pos[Nmax];
bool reach[Lmax][Nmax][2];

int Level(int x){
	return 31-__builtin_clz(x);
}

int Par(int x,int lv){
	int w=Level(x);
	if(w<lv)return -1;
	else return x>>(w-lv);
}

bool SameNode(int lv,int u,int v){
	int up=Par(pos[u],lv),vp=Par(pos[v],lv);
	return up!=-1&&up==vp;
}

void init(int N, int K) {
	n=N+2;
	k=K+2;
	maxL=0;
	while((1<<maxL)<k)maxL++;
	REP(i,k){
		pos[i]=(1<<maxL)+i;
		int x=i;
		for(int j=maxL-1;j>=0;j--){
			reach[j][i][(x&1)^1]=true;
			x>>=1;
		}
	}
	FOR(i,k,n)
		pos[i]=1;
}

bool dfs(int lv,int v,int t,vi& vs);

bool enter(int lv,int u,int v,int t,vi& vs){
	if(v<k)return false;
	if(SameNode(lv,u,v)&&reach[lv][u][t]&&!reach[lv][v][t])
		return dfs(lv,v,t,vs);
	return false;
}

bool dfs(int lv,int v,int t,vi& vs){
	assert(!reach[lv][v][t]);
	reach[lv][v][t]=true;
	if(reach[lv][v][t^1])return true;
	vs.PB(v);
	pos[v]=pos[v]*2+(t^1);
	for(auto to:g[v][t])
		if(enter(lv,v,to,t,vs))return true;
	return false;
}

int add_teleporter(int u, int v){
	if(u<k-2)u++;
	else u+=2;
	if(v<k-2)v++;
	else v+=2;
	if(max(u,v)<k){
		if(u<v)return 0;
		else return 1;
	}
	g[u][0].PB(v);
	g[v][1].PB(u);
	vi vs;
	REP(lv,maxL){
		vi nx;
		if(enter(lv,u,v,0,nx))return 1;
		if(enter(lv,v,u,1,nx))return 1;
		for(auto v:vs)
			REP(t,2)
				for(auto from:g[v][t^1])
					if(enter(lv,from,v,t,nx))return 1;
		vs.swap(nx);
	}
	if(!vs.empty())return 1;
	else return 0;
}

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 14288 KB Output is correct
2 Correct 9 ms 14416 KB Output is correct
3 Correct 9 ms 14416 KB Output is correct
4 Correct 8 ms 14416 KB Output is correct
5 Correct 8 ms 14416 KB Output is correct
6 Correct 8 ms 14340 KB Output is correct
7 Correct 10 ms 14416 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 14288 KB Output is correct
2 Correct 9 ms 14416 KB Output is correct
3 Correct 9 ms 14416 KB Output is correct
4 Correct 8 ms 14416 KB Output is correct
5 Correct 8 ms 14416 KB Output is correct
6 Correct 8 ms 14340 KB Output is correct
7 Correct 10 ms 14416 KB Output is correct
8 Correct 9 ms 14412 KB Output is correct
9 Correct 8 ms 14288 KB Output is correct
10 Correct 10 ms 14288 KB Output is correct
11 Correct 7 ms 14416 KB Output is correct
12 Correct 11 ms 14360 KB Output is correct
13 Correct 8 ms 14416 KB Output is correct
14 Correct 8 ms 14416 KB Output is correct
15 Correct 8 ms 14416 KB Output is correct
16 Correct 9 ms 14416 KB Output is correct
17 Correct 9 ms 14416 KB Output is correct
18 Correct 9 ms 14416 KB Output is correct
19 Correct 8 ms 14416 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 14288 KB Output is correct
2 Correct 9 ms 14416 KB Output is correct
3 Correct 9 ms 14416 KB Output is correct
4 Correct 8 ms 14416 KB Output is correct
5 Correct 8 ms 14416 KB Output is correct
6 Correct 8 ms 14340 KB Output is correct
7 Correct 10 ms 14416 KB Output is correct
8 Correct 9 ms 14412 KB Output is correct
9 Correct 8 ms 14288 KB Output is correct
10 Correct 10 ms 14288 KB Output is correct
11 Correct 7 ms 14416 KB Output is correct
12 Correct 11 ms 14360 KB Output is correct
13 Correct 8 ms 14416 KB Output is correct
14 Correct 8 ms 14416 KB Output is correct
15 Correct 8 ms 14416 KB Output is correct
16 Correct 9 ms 14416 KB Output is correct
17 Correct 9 ms 14416 KB Output is correct
18 Correct 9 ms 14416 KB Output is correct
19 Correct 8 ms 14416 KB Output is correct
20 Correct 9 ms 14416 KB Output is correct
21 Correct 9 ms 14452 KB Output is correct
22 Correct 9 ms 14416 KB Output is correct
23 Correct 10 ms 14436 KB Output is correct
24 Correct 9 ms 14544 KB Output is correct
25 Correct 11 ms 14532 KB Output is correct
26 Correct 12 ms 14544 KB Output is correct
27 Correct 11 ms 14484 KB Output is correct
28 Correct 10 ms 14512 KB Output is correct
29 Correct 11 ms 14480 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 14288 KB Output is correct
2 Correct 9 ms 14416 KB Output is correct
3 Correct 9 ms 14416 KB Output is correct
4 Correct 8 ms 14416 KB Output is correct
5 Correct 8 ms 14416 KB Output is correct
6 Correct 8 ms 14340 KB Output is correct
7 Correct 10 ms 14416 KB Output is correct
8 Correct 9 ms 14412 KB Output is correct
9 Correct 8 ms 14288 KB Output is correct
10 Correct 10 ms 14288 KB Output is correct
11 Correct 7 ms 14416 KB Output is correct
12 Correct 11 ms 14360 KB Output is correct
13 Correct 8 ms 14416 KB Output is correct
14 Correct 8 ms 14416 KB Output is correct
15 Correct 8 ms 14416 KB Output is correct
16 Correct 9 ms 14416 KB Output is correct
17 Correct 9 ms 14416 KB Output is correct
18 Correct 9 ms 14416 KB Output is correct
19 Correct 8 ms 14416 KB Output is correct
20 Correct 9 ms 14416 KB Output is correct
21 Correct 9 ms 14452 KB Output is correct
22 Correct 9 ms 14416 KB Output is correct
23 Correct 10 ms 14436 KB Output is correct
24 Correct 9 ms 14544 KB Output is correct
25 Correct 11 ms 14532 KB Output is correct
26 Correct 12 ms 14544 KB Output is correct
27 Correct 11 ms 14484 KB Output is correct
28 Correct 10 ms 14512 KB Output is correct
29 Correct 11 ms 14480 KB Output is correct
30 Correct 28 ms 15996 KB Output is correct
31 Correct 17 ms 15184 KB Output is correct
32 Correct 37 ms 17992 KB Output is correct
33 Correct 30 ms 16584 KB Output is correct
34 Correct 70 ms 19584 KB Output is correct
35 Correct 94 ms 17940 KB Output is correct
36 Correct 71 ms 16768 KB Output is correct
37 Correct 63 ms 16904 KB Output is correct
38 Correct 65 ms 16596 KB Output is correct
39 Correct 58 ms 16736 KB Output is correct
40 Correct 72 ms 19412 KB Output is correct
41 Correct 62 ms 17344 KB Output is correct
42 Correct 58 ms 17072 KB Output is correct
43 Correct 84 ms 18152 KB Output is correct
44 Correct 89 ms 18084 KB Output is correct

Subtask #5
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 14288 KB Output is correct
2 Correct 9 ms 14416 KB Output is correct
3 Correct 9 ms 14416 KB Output is correct
4 Correct 8 ms 14416 KB Output is correct
5 Correct 8 ms 14416 KB Output is correct
6 Correct 8 ms 14340 KB Output is correct
7 Correct 10 ms 14416 KB Output is correct
8 Correct 9 ms 14412 KB Output is correct
9 Correct 8 ms 14288 KB Output is correct
10 Correct 10 ms 14288 KB Output is correct
11 Correct 7 ms 14416 KB Output is correct
12 Correct 11 ms 14360 KB Output is correct
13 Correct 8 ms 14416 KB Output is correct
14 Correct 8 ms 14416 KB Output is correct
15 Correct 8 ms 14416 KB Output is correct
16 Correct 9 ms 14416 KB Output is correct
17 Correct 9 ms 14416 KB Output is correct
18 Correct 9 ms 14416 KB Output is correct
19 Correct 8 ms 14416 KB Output is correct
20 Correct 9 ms 14416 KB Output is correct
21 Correct 9 ms 14452 KB Output is correct
22 Correct 9 ms 14416 KB Output is correct
23 Correct 10 ms 14436 KB Output is correct
24 Correct 9 ms 14544 KB Output is correct
25 Correct 11 ms 14532 KB Output is correct
26 Correct 12 ms 14544 KB Output is correct
27 Correct 11 ms 14484 KB Output is correct
28 Correct 10 ms 14512 KB Output is correct
29 Correct 11 ms 14480 KB Output is correct
30 Correct 28 ms 15996 KB Output is correct
31 Correct 17 ms 15184 KB Output is correct
32 Correct 37 ms 17992 KB Output is correct
33 Correct 30 ms 16584 KB Output is correct
34 Correct 70 ms 19584 KB Output is correct
35 Correct 94 ms 17940 KB Output is correct
36 Correct 71 ms 16768 KB Output is correct
37 Correct 63 ms 16904 KB Output is correct
38 Correct 65 ms 16596 KB Output is correct
39 Correct 58 ms 16736 KB Output is correct
40 Correct 72 ms 19412 KB Output is correct
41 Correct 62 ms 17344 KB Output is correct
42 Correct 58 ms 17072 KB Output is correct
43 Correct 84 ms 18152 KB Output is correct
44 Correct 89 ms 18084 KB Output is correct
45 Correct 297 ms 29208 KB Output is correct
46 Correct 20 ms 16208 KB Output is correct
47 Correct 14 ms 16208 KB Output is correct
48 Correct 421 ms 49960 KB Output is correct
49 Correct 321 ms 37276 KB Output is correct
50 Correct 1338 ms 54164 KB Output is correct
51 Correct 1302 ms 50788 KB Output is correct
52 Correct 684 ms 37240 KB Output is correct
53 Correct 998 ms 39768 KB Output is correct
54 Correct 1323 ms 41768 KB Output is correct
55 Correct 1775 ms 42928 KB Output is correct
56 Correct 2277 ms 44724 KB Output is correct
57 Correct 735 ms 38460 KB Output is correct
58 Correct 746 ms 38640 KB Output is correct
59 Correct 793 ms 38656 KB Output is correct
60 Correct 952 ms 38976 KB Output is correct
61 Correct 1085 ms 39724 KB Output is correct
62 Correct 819 ms 45792 KB Output is correct
63 Correct 655 ms 42220 KB Output is correct
64 Correct 1852 ms 63480 KB Output is correct
65 Correct 847 ms 43048 KB Output is correct
66 Correct 653 ms 38880 KB Output is correct
67 Correct 1318 ms 48124 KB Output is correct
68 Correct 263 ms 33488 KB Output is correct
69 Correct 78 ms 27408 KB Output is correct
70 Correct 1293 ms 46728 KB Output is correct
71 Correct 362 ms 36052 KB Output is correct
72 Correct 304 ms 31788 KB Output is correct
73 Correct 974 ms 44272 KB Output is correct
74 Correct 2570 ms 45128 KB Output is correct
75 Correct 1736 ms 54428 KB Output is correct
76 Correct 1947 ms 54660 KB Output is correct