oj.uz

Submission #602307

# Submission time Handle Problem Language Result Execution time Memory
602307 2022-07-22T21:28:17 Z patrikpavic2 Game (APIO22_game) C++17
60 / 100
 4000 ms 59168 KB 
#include "game.h"
#include <vector>
#include <cstdio>
#define PB push_back
 
using namespace std;
 
const int N = 5e5 + 500;
const int BUK = 600;
 
int n, k, ans;
vector < int > v[N], r[N];
int L[N], R[N], bukL[N], bukR[N], racL[N], racR[N], bio[N], cookie;
 
void init(int _n, int _k) {
	n = _n, k = _k;
	for(int i = 0;i < n;i++)
		L[i] = -1, R[i] = n, bukL[i] = -1, bukR[i] = k;
	for(int i = 0;i < k;i++)
		L[i] = i, R[i] = i, bukL[i] = i / BUK, bukR[i] = i / BUK, racL[i] = 1, racR[i] = 1;
}
 
void buk_noviL(int x, int vr){
	bukL[x] = vr;
	for(int y : v[x]) 
		if(bukL[y] < vr) buk_noviL(y, vr);
}
 
void buk_noviR(int x, int vr){
	bukR[x] = vr;
	for(int y : r[x])
		if(bukR[y] > vr) buk_noviR(y, vr);
}
 
void noviL(int x, int vr){
	L[x] = vr;
	for(int y : v[x]) 
		if(L[y] < vr && bukR[y] <= vr / BUK) noviL(y, vr);
}
 
void stariL(int x){
	if(bio[x] == cookie || racL[x]) return;
	bio[x] = cookie;
	for(int y : r[x]){
		if(bukL[y] < bukL[x]) continue;
		stariL(y); L[x] = max(L[x], L[y]);
	}
	if(bukL[x] == bukR[x]){
		//printf("racL[ %d ] = 1; L[ %d ] = %d\n", x, x, L[x]);
		racL[x] = 1;
	}
}
 
void stariR(int x){
	if(bio[x] == cookie || racR[x]) return;
	bio[x] = cookie;
	for(int y : v[x]){
		if(bukR[y] > bukR[x]) continue;
		stariR(y); R[x] = min(R[x], R[y]);
	}
	if(bukL[x] == bukR[x]){ 
		//printf("racR[ %d ] = 1; R[ %d ] = %d\n", x, x, R[x]);
		racR[x] = 1;
	}
}

void cistiL(int x){
	if(bio[x] != cookie - 1) return;
	bio[x] = cookie;
	for(int y : r[x]){
		cistiL(y); L[x] = max(L[x], L[y]);
	}
}

void cistiR(int x){
	if(bio[x] != cookie - 1) return;
	bio[x] = cookie;
	for(int y : v[x]){
		cistiR(y); R[x] = min(R[x], R[y]);
	}
}

void noviR(int x, int vr){
	R[x] = vr;
	for(int y : r[x])
		if(R[y] > vr && bukL[y] >= vr / BUK) noviR(y, vr);
}
 
void update(int a){
	if(bukL[a] == bukR[a] && !racL[a]){
		cookie++; stariL(a); 
		cookie++; cistiL(a);
	}
	if(bukL[a] == bukR[a] && !racR[a]){	
		cookie++; stariR(a); 
		cookie++; cistiR(a);
	}
}
 
int add_teleporter(int a, int b) {
	v[a].PB(b), r[b].PB(a);
	if(a == b && a < k) ans = 1;
	if(bukL[b] < bukL[a]) buk_noviL(b, bukL[a]);
	if(bukR[a] > bukR[b]) buk_noviR(a, bukR[b]);
		
	ans |= bukL[a] > bukR[a];
	ans |= bukL[b] > bukR[b];
	update(a); update(b);	
	if(L[b] <= L[a] && bukR[b] <= L[a] / BUK) noviL(b, L[a]);
	if(R[a] >= R[b] && bukL[a] >= R[b] / BUK) noviR(a, R[b]);
	if(a >= k) ans |= L[a] == R[a];
	if(b >= k) ans |= L[b] == R[b];
	ans |= L[a] > R[a];
	ans |= L[b] > R[b];
	/**
	printf("%d --> %d\n", a, b);
	printf("buk[ %d ] = %d %d\n", a, bukL[a], bukR[a]);
	printf("buk[ %d ] = %d %d\n", b, bukL[b], bukR[b]);
	printf("LR [ %d ] = %d %d\n", a, L[a], R[a]);
	printf("LR [ %d ] = %d %d\n", b, L[b], R[b]);	
	**/
	return ans;
}

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 23760 KB Output is correct
2 Correct 11 ms 23832 KB Output is correct
3 Correct 11 ms 23760 KB Output is correct
4 Correct 11 ms 23760 KB Output is correct
5 Correct 11 ms 23832 KB Output is correct
6 Correct 11 ms 23760 KB Output is correct
7 Correct 12 ms 23844 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 23760 KB Output is correct
2 Correct 11 ms 23832 KB Output is correct
3 Correct 11 ms 23760 KB Output is correct
4 Correct 11 ms 23760 KB Output is correct
5 Correct 11 ms 23832 KB Output is correct
6 Correct 11 ms 23760 KB Output is correct
7 Correct 12 ms 23844 KB Output is correct
8 Correct 12 ms 23820 KB Output is correct
9 Correct 11 ms 23808 KB Output is correct
10 Correct 14 ms 23760 KB Output is correct
11 Correct 13 ms 23764 KB Output is correct
12 Correct 11 ms 23760 KB Output is correct
13 Correct 11 ms 23760 KB Output is correct
14 Correct 11 ms 23760 KB Output is correct
15 Correct 11 ms 23852 KB Output is correct
16 Correct 11 ms 23856 KB Output is correct
17 Correct 11 ms 23792 KB Output is correct
18 Correct 12 ms 23888 KB Output is correct
19 Correct 14 ms 23840 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 23760 KB Output is correct
2 Correct 11 ms 23832 KB Output is correct
3 Correct 11 ms 23760 KB Output is correct
4 Correct 11 ms 23760 KB Output is correct
5 Correct 11 ms 23832 KB Output is correct
6 Correct 11 ms 23760 KB Output is correct
7 Correct 12 ms 23844 KB Output is correct
8 Correct 12 ms 23820 KB Output is correct
9 Correct 11 ms 23808 KB Output is correct
10 Correct 14 ms 23760 KB Output is correct
11 Correct 13 ms 23764 KB Output is correct
12 Correct 11 ms 23760 KB Output is correct
13 Correct 11 ms 23760 KB Output is correct
14 Correct 11 ms 23760 KB Output is correct
15 Correct 11 ms 23852 KB Output is correct
16 Correct 11 ms 23856 KB Output is correct
17 Correct 11 ms 23792 KB Output is correct
18 Correct 12 ms 23888 KB Output is correct
19 Correct 14 ms 23840 KB Output is correct
20 Correct 12 ms 23852 KB Output is correct
21 Correct 13 ms 23752 KB Output is correct
22 Correct 14 ms 23936 KB Output is correct
23 Correct 12 ms 23872 KB Output is correct
24 Correct 16 ms 23952 KB Output is correct
25 Correct 16 ms 23972 KB Output is correct
26 Correct 17 ms 23912 KB Output is correct
27 Correct 14 ms 23888 KB Output is correct
28 Correct 12 ms 23888 KB Output is correct
29 Correct 14 ms 23888 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 23760 KB Output is correct
2 Correct 11 ms 23832 KB Output is correct
3 Correct 11 ms 23760 KB Output is correct
4 Correct 11 ms 23760 KB Output is correct
5 Correct 11 ms 23832 KB Output is correct
6 Correct 11 ms 23760 KB Output is correct
7 Correct 12 ms 23844 KB Output is correct
8 Correct 12 ms 23820 KB Output is correct
9 Correct 11 ms 23808 KB Output is correct
10 Correct 14 ms 23760 KB Output is correct
11 Correct 13 ms 23764 KB Output is correct
12 Correct 11 ms 23760 KB Output is correct
13 Correct 11 ms 23760 KB Output is correct
14 Correct 11 ms 23760 KB Output is correct
15 Correct 11 ms 23852 KB Output is correct
16 Correct 11 ms 23856 KB Output is correct
17 Correct 11 ms 23792 KB Output is correct
18 Correct 12 ms 23888 KB Output is correct
19 Correct 14 ms 23840 KB Output is correct
20 Correct 12 ms 23852 KB Output is correct
21 Correct 13 ms 23752 KB Output is correct
22 Correct 14 ms 23936 KB Output is correct
23 Correct 12 ms 23872 KB Output is correct
24 Correct 16 ms 23952 KB Output is correct
25 Correct 16 ms 23972 KB Output is correct
26 Correct 17 ms 23912 KB Output is correct
27 Correct 14 ms 23888 KB Output is correct
28 Correct 12 ms 23888 KB Output is correct
29 Correct 14 ms 23888 KB Output is correct
30 Correct 29 ms 25588 KB Output is correct
31 Correct 20 ms 24656 KB Output is correct
32 Correct 36 ms 27416 KB Output is correct
33 Correct 30 ms 26504 KB Output is correct
34 Correct 254 ms 28312 KB Output is correct
35 Correct 107 ms 27196 KB Output is correct
36 Correct 65 ms 26572 KB Output is correct
37 Correct 51 ms 26452 KB Output is correct
38 Correct 38 ms 26172 KB Output is correct
39 Correct 44 ms 26240 KB Output is correct
40 Correct 217 ms 28324 KB Output is correct
41 Correct 73 ms 26776 KB Output is correct
42 Correct 53 ms 26584 KB Output is correct
43 Correct 62 ms 28472 KB Output is correct
44 Correct 171 ms 27464 KB Output is correct

Subtask #5
0.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 23760 KB Output is correct
2 Correct 11 ms 23832 KB Output is correct
3 Correct 11 ms 23760 KB Output is correct
4 Correct 11 ms 23760 KB Output is correct
5 Correct 11 ms 23832 KB Output is correct
6 Correct 11 ms 23760 KB Output is correct
7 Correct 12 ms 23844 KB Output is correct
8 Correct 12 ms 23820 KB Output is correct
9 Correct 11 ms 23808 KB Output is correct
10 Correct 14 ms 23760 KB Output is correct
11 Correct 13 ms 23764 KB Output is correct
12 Correct 11 ms 23760 KB Output is correct
13 Correct 11 ms 23760 KB Output is correct
14 Correct 11 ms 23760 KB Output is correct
15 Correct 11 ms 23852 KB Output is correct
16 Correct 11 ms 23856 KB Output is correct
17 Correct 11 ms 23792 KB Output is correct
18 Correct 12 ms 23888 KB Output is correct
19 Correct 14 ms 23840 KB Output is correct
20 Correct 12 ms 23852 KB Output is correct
21 Correct 13 ms 23752 KB Output is correct
22 Correct 14 ms 23936 KB Output is correct
23 Correct 12 ms 23872 KB Output is correct
24 Correct 16 ms 23952 KB Output is correct
25 Correct 16 ms 23972 KB Output is correct
26 Correct 17 ms 23912 KB Output is correct
27 Correct 14 ms 23888 KB Output is correct
28 Correct 12 ms 23888 KB Output is correct
29 Correct 14 ms 23888 KB Output is correct
30 Correct 29 ms 25588 KB Output is correct
31 Correct 20 ms 24656 KB Output is correct
32 Correct 36 ms 27416 KB Output is correct
33 Correct 30 ms 26504 KB Output is correct
34 Correct 254 ms 28312 KB Output is correct
35 Correct 107 ms 27196 KB Output is correct
36 Correct 65 ms 26572 KB Output is correct
37 Correct 51 ms 26452 KB Output is correct
38 Correct 38 ms 26172 KB Output is correct
39 Correct 44 ms 26240 KB Output is correct
40 Correct 217 ms 28324 KB Output is correct
41 Correct 73 ms 26776 KB Output is correct
42 Correct 53 ms 26584 KB Output is correct
43 Correct 62 ms 28472 KB Output is correct
44 Correct 171 ms 27464 KB Output is correct
45 Correct 234 ms 40140 KB Output is correct
46 Correct 19 ms 28880 KB Output is correct
47 Correct 18 ms 28880 KB Output is correct
48 Correct 468 ms 59168 KB Output is correct
49 Correct 277 ms 50456 KB Output is correct
50 Execution timed out 4014 ms 45492 KB Time limit exceeded
51 Halted 0 ms 0 KB -