oj.uz

Submission #602128

# Submission time Handle Problem Language Result Execution time Memory
602128 2022-07-22T15:19:39 Z patrikpavic2 Game (APIO22_game) C++17
30 / 100
 501 ms 28964 KB 
#include "game.h"
#include <vector>
#include <cstdio>
#define PB push_back
 
using namespace std;
 
const int N = 5e5 + 500;
const int BUK = 400;
 
int n, k, ans;
vector < int > v[N], r[N];
int L[N], R[N], bukL[N], bukR[N], pos[N], kad[N], tme, SAD, tocL[N], tocR[N];
 
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] = n, pos[i] = -1;
	for(int i = 0;i < k;i++)
		L[i] = i, R[i] = i, bukL[i] = i / BUK, bukR[i] = i / BUK, pos[i] = i / BUK, tocL[i] = 1, tocR[i] = 1;
}

void buk_noviL(int x, int vr){
	bukL[x] = vr / BUK;
	for(int y : v[x]) 
		if(bukL[y] < vr / BUK) buk_noviL(y, vr);
}

void buk_noviR(int x, int vr){
	bukR[x] = vr / BUK;
	for(int y : r[x])
		if(bukR[y] > vr / BUK) buk_noviR(y, vr);
}
 
void noviL(int x, int vr){
	//printf("novi x = %d sa vr = %d\n", x, vr);
	L[x] = vr;
	for(int y : v[x]) 
		if(L[y] < vr && pos[y] == vr / BUK) noviL(y, vr);
}
 
void noviR(int x, int vr){
	R[x] = vr;
	for(int y : r[x])
		if(R[y] > vr && pos[y] == vr / BUK) noviR(y, vr);
}

void oznaci_nap(int x, int vr){
	if(pos[x] == -1) {
		pos[x] = vr; 
	}
	tocR[x] = 1; kad[x] = tme;
	for(int y : v[x]){
		if(!tocR[y] || kad[y] == SAD) 
			oznaci_nap(y, vr);
		R[x] = min(R[x], R[y]);
	}
}

void oznaci_naz(int x, int vr){
	if(pos[x] == -1){ 
		pos[x] = vr; 
	}
	tocL[x] = 1; kad[x] = tme;
	for(int y : r[x]){
		if(!tocL[y] || kad[y] == SAD) 
			oznaci_naz(y, vr);
		L[x] = max(L[x], L[y]);
	}
}

void update(int a){
	if(pos[a] != -1 && !tocR[a]){
		SAD = -1; tme++; oznaci_nap(a, pos[a]);
		SAD = tme; tme++; oznaci_nap(a, pos[a]);
	}
	if(pos[a] != -1 && !tocL[a]) {
		SAD = -1; tme++; oznaci_naz(a, pos[a]);
		SAD = tme; tme++; oznaci_naz(a, pos[a]);
	}
}

int add_teleporter(int a, int b) {
	v[a].PB(b), r[b].PB(a);
	if(pos[a] != -1) pos[b] = pos[a];
	if(pos[b] != -1) pos[a] = pos[b];
	if(a == b && a < k) ans = 1;
	if(bukL[b] < bukL[a]) buk_noviL(b, L[a]);
	if(bukR[a] > bukR[b]) buk_noviR(a, R[b]);
	ans |= bukL[a] > bukR[a];
	ans |= bukL[b] > bukR[b];
	update(a);
	update(b);
	if(L[b] < L[a] && pos[b] == L[a] / BUK) noviL(b, L[a]);
	if(R[a] > R[b] && pos[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];
	return ans;
}

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23760 KB Output is correct
2 Correct 12 ms 23824 KB Output is correct
3 Correct 16 ms 23804 KB Output is correct
4 Correct 15 ms 23732 KB Output is correct
5 Correct 14 ms 23752 KB Output is correct
6 Correct 14 ms 23760 KB Output is correct
7 Correct 15 ms 23860 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23760 KB Output is correct
2 Correct 12 ms 23824 KB Output is correct
3 Correct 16 ms 23804 KB Output is correct
4 Correct 15 ms 23732 KB Output is correct
5 Correct 14 ms 23752 KB Output is correct
6 Correct 14 ms 23760 KB Output is correct
7 Correct 15 ms 23860 KB Output is correct
8 Correct 12 ms 23760 KB Output is correct
9 Correct 12 ms 23768 KB Output is correct
10 Correct 15 ms 23888 KB Output is correct
11 Correct 13 ms 23760 KB Output is correct
12 Correct 12 ms 23828 KB Output is correct
13 Correct 12 ms 23760 KB Output is correct
14 Correct 14 ms 23760 KB Output is correct
15 Correct 13 ms 23784 KB Output is correct
16 Correct 13 ms 23760 KB Output is correct
17 Correct 12 ms 23836 KB Output is correct
18 Correct 13 ms 23760 KB Output is correct
19 Correct 13 ms 23748 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23760 KB Output is correct
2 Correct 12 ms 23824 KB Output is correct
3 Correct 16 ms 23804 KB Output is correct
4 Correct 15 ms 23732 KB Output is correct
5 Correct 14 ms 23752 KB Output is correct
6 Correct 14 ms 23760 KB Output is correct
7 Correct 15 ms 23860 KB Output is correct
8 Correct 12 ms 23760 KB Output is correct
9 Correct 12 ms 23768 KB Output is correct
10 Correct 15 ms 23888 KB Output is correct
11 Correct 13 ms 23760 KB Output is correct
12 Correct 12 ms 23828 KB Output is correct
13 Correct 12 ms 23760 KB Output is correct
14 Correct 14 ms 23760 KB Output is correct
15 Correct 13 ms 23784 KB Output is correct
16 Correct 13 ms 23760 KB Output is correct
17 Correct 12 ms 23836 KB Output is correct
18 Correct 13 ms 23760 KB Output is correct
19 Correct 13 ms 23748 KB Output is correct
20 Correct 14 ms 23888 KB Output is correct
21 Correct 12 ms 23896 KB Output is correct
22 Correct 12 ms 23888 KB Output is correct
23 Correct 13 ms 23924 KB Output is correct
24 Correct 15 ms 23908 KB Output is correct
25 Correct 16 ms 23992 KB Output is correct
26 Correct 16 ms 23888 KB Output is correct
27 Correct 15 ms 23892 KB Output is correct
28 Correct 14 ms 23892 KB Output is correct
29 Correct 15 ms 23896 KB Output is correct

Subtask #4
0.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23760 KB Output is correct
2 Correct 12 ms 23824 KB Output is correct
3 Correct 16 ms 23804 KB Output is correct
4 Correct 15 ms 23732 KB Output is correct
5 Correct 14 ms 23752 KB Output is correct
6 Correct 14 ms 23760 KB Output is correct
7 Correct 15 ms 23860 KB Output is correct
8 Correct 12 ms 23760 KB Output is correct
9 Correct 12 ms 23768 KB Output is correct
10 Correct 15 ms 23888 KB Output is correct
11 Correct 13 ms 23760 KB Output is correct
12 Correct 12 ms 23828 KB Output is correct
13 Correct 12 ms 23760 KB Output is correct
14 Correct 14 ms 23760 KB Output is correct
15 Correct 13 ms 23784 KB Output is correct
16 Correct 13 ms 23760 KB Output is correct
17 Correct 12 ms 23836 KB Output is correct
18 Correct 13 ms 23760 KB Output is correct
19 Correct 13 ms 23748 KB Output is correct
20 Correct 14 ms 23888 KB Output is correct
21 Correct 12 ms 23896 KB Output is correct
22 Correct 12 ms 23888 KB Output is correct
23 Correct 13 ms 23924 KB Output is correct
24 Correct 15 ms 23908 KB Output is correct
25 Correct 16 ms 23992 KB Output is correct
26 Correct 16 ms 23888 KB Output is correct
27 Correct 15 ms 23892 KB Output is correct
28 Correct 14 ms 23892 KB Output is correct
29 Correct 15 ms 23896 KB Output is correct
30 Correct 31 ms 25912 KB Output is correct
31 Correct 18 ms 25168 KB Output is correct
32 Correct 36 ms 27564 KB Output is correct
33 Correct 38 ms 26648 KB Output is correct
34 Incorrect 501 ms 28964 KB Wrong Answer[1]
35 Halted 0 ms 0 KB -

Subtask #5
0.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23760 KB Output is correct
2 Correct 12 ms 23824 KB Output is correct
3 Correct 16 ms 23804 KB Output is correct
4 Correct 15 ms 23732 KB Output is correct
5 Correct 14 ms 23752 KB Output is correct
6 Correct 14 ms 23760 KB Output is correct
7 Correct 15 ms 23860 KB Output is correct
8 Correct 12 ms 23760 KB Output is correct
9 Correct 12 ms 23768 KB Output is correct
10 Correct 15 ms 23888 KB Output is correct
11 Correct 13 ms 23760 KB Output is correct
12 Correct 12 ms 23828 KB Output is correct
13 Correct 12 ms 23760 KB Output is correct
14 Correct 14 ms 23760 KB Output is correct
15 Correct 13 ms 23784 KB Output is correct
16 Correct 13 ms 23760 KB Output is correct
17 Correct 12 ms 23836 KB Output is correct
18 Correct 13 ms 23760 KB Output is correct
19 Correct 13 ms 23748 KB Output is correct
20 Correct 14 ms 23888 KB Output is correct
21 Correct 12 ms 23896 KB Output is correct
22 Correct 12 ms 23888 KB Output is correct
23 Correct 13 ms 23924 KB Output is correct
24 Correct 15 ms 23908 KB Output is correct
25 Correct 16 ms 23992 KB Output is correct
26 Correct 16 ms 23888 KB Output is correct
27 Correct 15 ms 23892 KB Output is correct
28 Correct 14 ms 23892 KB Output is correct
29 Correct 15 ms 23896 KB Output is correct
30 Correct 31 ms 25912 KB Output is correct
31 Correct 18 ms 25168 KB Output is correct
32 Correct 36 ms 27564 KB Output is correct
33 Correct 38 ms 26648 KB Output is correct
34 Incorrect 501 ms 28964 KB Wrong Answer[1]
35 Halted 0 ms 0 KB -