oj.uz

답안 #974981

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
974981 2024-05-04T08:53:57 Z oolimry 화성 (APIO22_mars) C++17
36 / 100
 138 ms 4964 KB 
#include <bits/stdc++.h>
using namespace std;
#define sz(x) (int) (x).size()
#define all(x) (x).begin(), (x).end()
#define show(x) cerr << #x << " is " << x << endl;
#define show2(x,y) cerr << #x << " is " << x << " " << #y << " is " << y << endl;
#define show3(x,y,z) cerr << #x << " is " << x << " " << #y << " is " << y << " " << #z << " is " << z << endl;
#define showlist(x) cerr << #x << " is "; for(auto p : x) cerr << p << " "; cerr << endl;
typedef pair<int,int> ii;
 
/// attempt 3 store number of connected components?
/// push the values up to the LHS 3x3 square and then process the border information
 
int grid[45][45];
int ccNumber[45][45];
map<ii, vector<ii> > adj;
int CNTBUFFER = 14; ///bits used just to store the size
int ccCounter = 0;
void resetgrid(){
	ccCounter = 1;
	adj.clear();
	for(int i = 0;i < 45;i++) for(int j = 0;j < 45;j++) grid[i][j] = 0;
	for(int i = 0;i < 45;i++) for(int j = 0;j < 45;j++) ccNumber[i][j] = 0;
}
 
void dfs(int i, int j){
	if(i < 0 or j < 0) return;
	if(grid[i][j] == 0) return;
	
	grid[i][j] = 0;
	ccNumber[i][j] = ccCounter;
	
	for(ii cell : adj[ii(i,j)]) dfs(cell.first,cell.second);
	dfs(i+1,j);
	dfs(i-1,j);
	dfs(i,j+1);
	dfs(i,j-1);
} 
 
///return the layer, and the position in that layer
ii layer(int i, int j){
	int L = max(i,j);
	int pos = abs(i - L) + abs(j - 0);
	return {L,pos};
}
 
vector<ii> cellsOnLayer(int L){
	vector<ii> cells;
	for(int j = 0;j <= L;j++) cells.push_back({L,j});
	for(int i = L-1;i >= 0;i--) cells.push_back({i,L});
	return cells;
}
 
string writeNumber(int cnt){
	string res = string(100,'0');
	for(int p = 0;p < 100;p++){
		if(cnt % 2 == 1) res[p] = '1';
		cnt /= 2;
	}
	return res;
}
 
void orTo(string &a, string b){
	for(int p = 0;p < 100;p++){
		if(b[p] == '1') a[p] = '1';
	}
}
 
struct cornerInfo{
	int internalComponents = 0;
	vector<int> border = {};
};
 
string cornerInfoToString(cornerInfo C){
	string res = writeNumber(C.internalComponents);
	
	int b = CNTBUFFER;
	vector<int> S;
	set<int> instack;
	for(int x : C.border){
		
		if(x == 0){ ///0 = zero
			res[b] = '0';
			res[b+1] = '0';
			b += 2;
		}
		else if(instack.find(x) == instack.end()){ ///01 = push
			//show2("01", x);
			res[b] = '0';
			res[b+1] = '1';
			b += 2;
			
			S.push_back(x);
			instack.insert(x);
		}
		else{
			//show2("DOES THIS TRIGGER", x);
			while(S.back() != x){ ///10 = popback				
				res[b] = '1';
				res[b+1] = '0';
				b += 2;
				
				instack.erase(S.back());
				S.pop_back();
			}
			res[b] = '1';
			res[b+1] = '1';
			b += 2;
		}
	}
	
	
	return res;
}
 
cornerInfo stringToCornerInfo(string s, int szOfBorder){
	cornerInfo C;
	
	for(int b = CNTBUFFER-1;b >= 0;b--){
		C.internalComponents *= 2;
		if(s[b] == '1') C.internalComponents++;
	}
	
	int b = CNTBUFFER;
	vector<int> S;
	int cc = 1;
	
	while(sz(C.border) < szOfBorder){	
		string command = "00";
		command[0] = s[b];
		command[1] = s[b+1];
		
		
		if(command == "00") C.border.push_back(0);
		if(command == "01"){
			C.border.push_back(cc);
			S.push_back(cc);
			cc++;
		}
		if(command == "10") S.pop_back();
		if(command == "11"){
			C.border.push_back(S.back());
		}
		
		b += 2;
	}
	
	return C;
}
 
 
string process(vector <vector<string>> a, int I, int J, int K, int n){
	string res = string(100,'0');
	
	/* testing cornerInfo conversion
	cornerInfo C; C.internalComponents = 4; C.border = {1,0,3,0,4};
	string S = cornerInfoToString(C); show(S);
	C = stringToCornerInfo(S, 5); show(C.internalComponents); showlist(C.border);
	return res;
	*/
	
	//cerr << I << " " << J << " " << K << endl;
	
	if(K == 0){ ///first run
		for(int i = 0;i <= 2;i++){
			for(int j = 0;j <= 2;j++){
				if(a[i][j][0] == '1'){
					a[i][j] = string(100, '0');
					ii info = layer(I+i, j+J);
					
					a[i][j][info.second] = '1';
				}
				else a[i][j] = string(100, '0');
			}
		}
		
		if(I == 0 and J == 0){		
			cornerInfo C; C.internalComponents = 0;
			if(a[0][0][0] == '1') C.border = {1};
			else C.border = {0};
			
			a[0][0] = cornerInfoToString(C);
		}
	}
	
	if(I == 0 and J == 0){ /// do the terrible graph thing
		resetgrid();
		
		int layer0 = K*2;
		int layer1 = layer0 + 1;
		int layer2 = layer1 + 1;
		
		auto layer0cells = cellsOnLayer(layer0);
		auto layer1cells = cellsOnLayer(layer1);
		auto layer2cells = cellsOnLayer(layer2);
		
		//show(a[0][0]);
		cornerInfo C = stringToCornerInfo(a[0][0], sz(layer0cells));
		//showlist(C.border);
		
		string layer1String = string(100, '0');
		string layer2String = string(100, '0');
		
		for(int i = 0;i <= 2;i++){
			for(int j = 0;j <= 2;j++){
				if(i == 0 and j == 0) continue;
				
				if(i == 2 or j == 2) orTo(layer2String, a[i][j]);
				else orTo(layer1String, a[i][j]);
			}
		}
		
		map<int, ii> prevSameComponent;
		for(int a = 0;a < sz(layer0cells);a++){
			ii cell = layer0cells[a];
			int cc = C.border[a];
			if(cc != 0) grid[cell.first][cell.second] = 1;
			
			if(cc != 0 and prevSameComponent.find(cc) != prevSameComponent.end()){
				ii cell2 = prevSameComponent[cc];
				adj[cell].push_back(cell2);
				adj[cell2].push_back(cell);
			}
			prevSameComponent[cc] = cell;
		}
		
		for(int a = 0;a < sz(layer1cells);a++){
			ii cell = layer1cells[a];
			if(layer1String[a] == '1') grid[cell.first][cell.second] = 1;
			else grid[cell.first][cell.second] = 0;
		}
		for(int a = 0;a < sz(layer2cells);a++){
			ii cell = layer2cells[a];
			if(layer2String[a] == '1') grid[cell.first][cell.second] = 1;
			else grid[cell.first][cell.second] = 0;
		}
		
		for(int i = 0;i <= 2*n;i++){
			for(int j = 0;j <= 2*n;j++){
				//cerr << grid[i][j] << " ";
			}
			//cerr << endl;
		}
		
		for(int i = 0;i <= 2*n;i++) for(int j = 0;j <= 2*n;j++){
			if(grid[i][j] != 0){
				dfs(i,j);
				ccCounter++;
			}
		}
		
		set<int> borderComponents;
		for(ii cell : layer2cells){
			int cc = ccNumber[cell.first][cell.second];
			if(cc != 0) borderComponents.insert(cc);
		}
		
		C.internalComponents += ccCounter - sz(borderComponents) - 1;
		
		/* bad
		for(int i = 0;i <= 2*n;i++) for(int j = 0;j <= 2*n;j++){
			int cc = ccNumber[i][j];
			if(cc != 0 and borderComponents.find(cc) == borderComponents.end()){
				C.internalComponents++;
			}
		}
		*/
		
		map<int,int> disc;
		int discCnt = 1;
		for(int x : borderComponents) disc[x] = discCnt++;
		
		C.border.clear();
		for(ii cell : layer2cells){
			int cc = ccNumber[cell.first][cell.second];
			if(cc == 0) C.border.push_back(0);
			else C.border.push_back(disc[cc]);
		}
		
		//
		
		//show(C.internalComponents);
		//showlist(C.border);
		
		if(K == n-1){ ///final run
			int ans = C.internalComponents + sz(borderComponents);
			res = writeNumber(ans);
		}	
		else{
			///finally write the cell info
			res = cornerInfoToString(C);
		}
	}
	else{
		for(int i = 0;i <= 2;i++){
			for(int j = 0;j <= 2;j++){
				if(layer(I,J).first == layer(i+I,j+J).first - 2) orTo(res, a[i][j]);
			}
		}
	}
	
	
	
	// cerr << res << endl;
	
	
	return res;
}

Subtask #1
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 3860 KB Output is correct
2 Correct 4 ms 3464 KB Output is correct
3 Correct 6 ms 4120 KB Output is correct
4 Correct 4 ms 3708 KB Output is correct
5 Correct 5 ms 3688 KB Output is correct
6 Correct 3 ms 3552 KB Output is correct

Subtask #2
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 3860 KB Output is correct
2 Correct 4 ms 3464 KB Output is correct
3 Correct 6 ms 4120 KB Output is correct
4 Correct 4 ms 3708 KB Output is correct
5 Correct 5 ms 3688 KB Output is correct
6 Correct 3 ms 3552 KB Output is correct
7 Correct 8 ms 3348 KB Output is correct
8 Correct 8 ms 4020 KB Output is correct
9 Correct 9 ms 4164 KB Output is correct
10 Correct 9 ms 3992 KB Output is correct
11 Correct 8 ms 4452 KB Output is correct
12 Correct 8 ms 4184 KB Output is correct
13 Correct 8 ms 4168 KB Output is correct

Subtask #3
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 3860 KB Output is correct
2 Correct 4 ms 3464 KB Output is correct
3 Correct 6 ms 4120 KB Output is correct
4 Correct 4 ms 3708 KB Output is correct
5 Correct 5 ms 3688 KB Output is correct
6 Correct 3 ms 3552 KB Output is correct
7 Correct 8 ms 3348 KB Output is correct
8 Correct 8 ms 4020 KB Output is correct
9 Correct 9 ms 4164 KB Output is correct
10 Correct 9 ms 3992 KB Output is correct
11 Correct 8 ms 4452 KB Output is correct
12 Correct 8 ms 4184 KB Output is correct
13 Correct 8 ms 4168 KB Output is correct
14 Correct 16 ms 4340 KB Output is correct
15 Correct 23 ms 4680 KB Output is correct
16 Correct 23 ms 4160 KB Output is correct
17 Correct 29 ms 4372 KB Output is correct
18 Correct 27 ms 3868 KB Output is correct
19 Correct 24 ms 4732 KB Output is correct
20 Correct 26 ms 4484 KB Output is correct

Subtask #4
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 3860 KB Output is correct
2 Correct 4 ms 3464 KB Output is correct
3 Correct 6 ms 4120 KB Output is correct
4 Correct 4 ms 3708 KB Output is correct
5 Correct 5 ms 3688 KB Output is correct
6 Correct 3 ms 3552 KB Output is correct
7 Correct 8 ms 3348 KB Output is correct
8 Correct 8 ms 4020 KB Output is correct
9 Correct 9 ms 4164 KB Output is correct
10 Correct 9 ms 3992 KB Output is correct
11 Correct 8 ms 4452 KB Output is correct
12 Correct 8 ms 4184 KB Output is correct
13 Correct 8 ms 4168 KB Output is correct
14 Correct 16 ms 4340 KB Output is correct
15 Correct 23 ms 4680 KB Output is correct
16 Correct 23 ms 4160 KB Output is correct
17 Correct 29 ms 4372 KB Output is correct
18 Correct 27 ms 3868 KB Output is correct
19 Correct 24 ms 4732 KB Output is correct
20 Correct 26 ms 4484 KB Output is correct
21 Correct 40 ms 4368 KB Output is correct
22 Correct 55 ms 4520 KB Output is correct
23 Correct 56 ms 4180 KB Output is correct
24 Correct 57 ms 4380 KB Output is correct
25 Correct 57 ms 4436 KB Output is correct
26 Correct 53 ms 4584 KB Output is correct
27 Correct 59 ms 4620 KB Output is correct
28 Correct 55 ms 4752 KB Output is correct

Subtask #5
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 3860 KB Output is correct
2 Correct 4 ms 3464 KB Output is correct
3 Correct 6 ms 4120 KB Output is correct
4 Correct 4 ms 3708 KB Output is correct
5 Correct 5 ms 3688 KB Output is correct
6 Correct 3 ms 3552 KB Output is correct
7 Correct 8 ms 3348 KB Output is correct
8 Correct 8 ms 4020 KB Output is correct
9 Correct 9 ms 4164 KB Output is correct
10 Correct 9 ms 3992 KB Output is correct
11 Correct 8 ms 4452 KB Output is correct
12 Correct 8 ms 4184 KB Output is correct
13 Correct 8 ms 4168 KB Output is correct
14 Correct 16 ms 4340 KB Output is correct
15 Correct 23 ms 4680 KB Output is correct
16 Correct 23 ms 4160 KB Output is correct
17 Correct 29 ms 4372 KB Output is correct
18 Correct 27 ms 3868 KB Output is correct
19 Correct 24 ms 4732 KB Output is correct
20 Correct 26 ms 4484 KB Output is correct
21 Correct 40 ms 4368 KB Output is correct
22 Correct 55 ms 4520 KB Output is correct
23 Correct 56 ms 4180 KB Output is correct
24 Correct 57 ms 4380 KB Output is correct
25 Correct 57 ms 4436 KB Output is correct
26 Correct 53 ms 4584 KB Output is correct
27 Correct 59 ms 4620 KB Output is correct
28 Correct 55 ms 4752 KB Output is correct
29 Correct 81 ms 4300 KB Output is correct
30 Correct 104 ms 4964 KB Output is correct
31 Correct 106 ms 4924 KB Output is correct
32 Correct 103 ms 4712 KB Output is correct
33 Correct 102 ms 4688 KB Output is correct
34 Correct 106 ms 4292 KB Output is correct
35 Correct 105 ms 4456 KB Output is correct
36 Correct 104 ms 4560 KB Output is correct

Subtask #6
0.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 3860 KB Output is correct
2 Correct 4 ms 3464 KB Output is correct
3 Correct 6 ms 4120 KB Output is correct
4 Correct 4 ms 3708 KB Output is correct
5 Correct 5 ms 3688 KB Output is correct
6 Correct 3 ms 3552 KB Output is correct
7 Correct 8 ms 3348 KB Output is correct
8 Correct 8 ms 4020 KB Output is correct
9 Correct 9 ms 4164 KB Output is correct
10 Correct 9 ms 3992 KB Output is correct
11 Correct 8 ms 4452 KB Output is correct
12 Correct 8 ms 4184 KB Output is correct
13 Correct 8 ms 4168 KB Output is correct
14 Correct 16 ms 4340 KB Output is correct
15 Correct 23 ms 4680 KB Output is correct
16 Correct 23 ms 4160 KB Output is correct
17 Correct 29 ms 4372 KB Output is correct
18 Correct 27 ms 3868 KB Output is correct
19 Correct 24 ms 4732 KB Output is correct
20 Correct 26 ms 4484 KB Output is correct
21 Correct 40 ms 4368 KB Output is correct
22 Correct 55 ms 4520 KB Output is correct
23 Correct 56 ms 4180 KB Output is correct
24 Correct 57 ms 4380 KB Output is correct
25 Correct 57 ms 4436 KB Output is correct
26 Correct 53 ms 4584 KB Output is correct
27 Correct 59 ms 4620 KB Output is correct
28 Correct 55 ms 4752 KB Output is correct
29 Correct 81 ms 4300 KB Output is correct
30 Correct 104 ms 4964 KB Output is correct
31 Correct 106 ms 4924 KB Output is correct
32 Correct 103 ms 4712 KB Output is correct
33 Correct 102 ms 4688 KB Output is correct
34 Correct 106 ms 4292 KB Output is correct
35 Correct 105 ms 4456 KB Output is correct
36 Correct 104 ms 4560 KB Output is correct
37 Correct 138 ms 4772 KB Output is correct
38 Incorrect 22 ms 588 KB Incorrect
39 Halted 0 ms 0 KB -

Subtask #7
0.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 3860 KB Output is correct
2 Correct 4 ms 3464 KB Output is correct
3 Correct 6 ms 4120 KB Output is correct
4 Correct 4 ms 3708 KB Output is correct
5 Correct 5 ms 3688 KB Output is correct
6 Correct 3 ms 3552 KB Output is correct
7 Correct 8 ms 3348 KB Output is correct
8 Correct 8 ms 4020 KB Output is correct
9 Correct 9 ms 4164 KB Output is correct
10 Correct 9 ms 3992 KB Output is correct
11 Correct 8 ms 4452 KB Output is correct
12 Correct 8 ms 4184 KB Output is correct
13 Correct 8 ms 4168 KB Output is correct
14 Correct 16 ms 4340 KB Output is correct
15 Correct 23 ms 4680 KB Output is correct
16 Correct 23 ms 4160 KB Output is correct
17 Correct 29 ms 4372 KB Output is correct
18 Correct 27 ms 3868 KB Output is correct
19 Correct 24 ms 4732 KB Output is correct
20 Correct 26 ms 4484 KB Output is correct
21 Correct 40 ms 4368 KB Output is correct
22 Correct 55 ms 4520 KB Output is correct
23 Correct 56 ms 4180 KB Output is correct
24 Correct 57 ms 4380 KB Output is correct
25 Correct 57 ms 4436 KB Output is correct
26 Correct 53 ms 4584 KB Output is correct
27 Correct 59 ms 4620 KB Output is correct
28 Correct 55 ms 4752 KB Output is correct
29 Correct 81 ms 4300 KB Output is correct
30 Correct 104 ms 4964 KB Output is correct
31 Correct 106 ms 4924 KB Output is correct
32 Correct 103 ms 4712 KB Output is correct
33 Correct 102 ms 4688 KB Output is correct
34 Correct 106 ms 4292 KB Output is correct
35 Correct 105 ms 4456 KB Output is correct
36 Correct 104 ms 4560 KB Output is correct
37 Correct 138 ms 4772 KB Output is correct
38 Incorrect 22 ms 588 KB Incorrect
39 Halted 0 ms 0 KB -

Subtask #8
0.0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 3860 KB Output is correct
2 Correct 4 ms 3464 KB Output is correct
3 Correct 6 ms 4120 KB Output is correct
4 Correct 4 ms 3708 KB Output is correct
5 Correct 5 ms 3688 KB Output is correct
6 Correct 3 ms 3552 KB Output is correct
7 Correct 8 ms 3348 KB Output is correct
8 Correct 8 ms 4020 KB Output is correct
9 Correct 9 ms 4164 KB Output is correct
10 Correct 9 ms 3992 KB Output is correct
11 Correct 8 ms 4452 KB Output is correct
12 Correct 8 ms 4184 KB Output is correct
13 Correct 8 ms 4168 KB Output is correct
14 Correct 16 ms 4340 KB Output is correct
15 Correct 23 ms 4680 KB Output is correct
16 Correct 23 ms 4160 KB Output is correct
17 Correct 29 ms 4372 KB Output is correct
18 Correct 27 ms 3868 KB Output is correct
19 Correct 24 ms 4732 KB Output is correct
20 Correct 26 ms 4484 KB Output is correct
21 Correct 40 ms 4368 KB Output is correct
22 Correct 55 ms 4520 KB Output is correct
23 Correct 56 ms 4180 KB Output is correct
24 Correct 57 ms 4380 KB Output is correct
25 Correct 57 ms 4436 KB Output is correct
26 Correct 53 ms 4584 KB Output is correct
27 Correct 59 ms 4620 KB Output is correct
28 Correct 55 ms 4752 KB Output is correct
29 Correct 81 ms 4300 KB Output is correct
30 Correct 104 ms 4964 KB Output is correct
31 Correct 106 ms 4924 KB Output is correct
32 Correct 103 ms 4712 KB Output is correct
33 Correct 102 ms 4688 KB Output is correct
34 Correct 106 ms 4292 KB Output is correct
35 Correct 105 ms 4456 KB Output is correct
36 Correct 104 ms 4560 KB Output is correct
37 Correct 138 ms 4772 KB Output is correct
38 Incorrect 22 ms 588 KB Incorrect
39 Halted 0 ms 0 KB -

Subtask #9
0.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 3860 KB Output is correct
2 Correct 4 ms 3464 KB Output is correct
3 Correct 6 ms 4120 KB Output is correct
4 Correct 4 ms 3708 KB Output is correct
5 Correct 5 ms 3688 KB Output is correct
6 Correct 3 ms 3552 KB Output is correct
7 Correct 8 ms 3348 KB Output is correct
8 Correct 8 ms 4020 KB Output is correct
9 Correct 9 ms 4164 KB Output is correct
10 Correct 9 ms 3992 KB Output is correct
11 Correct 8 ms 4452 KB Output is correct
12 Correct 8 ms 4184 KB Output is correct
13 Correct 8 ms 4168 KB Output is correct
14 Correct 16 ms 4340 KB Output is correct
15 Correct 23 ms 4680 KB Output is correct
16 Correct 23 ms 4160 KB Output is correct
17 Correct 29 ms 4372 KB Output is correct
18 Correct 27 ms 3868 KB Output is correct
19 Correct 24 ms 4732 KB Output is correct
20 Correct 26 ms 4484 KB Output is correct
21 Correct 40 ms 4368 KB Output is correct
22 Correct 55 ms 4520 KB Output is correct
23 Correct 56 ms 4180 KB Output is correct
24 Correct 57 ms 4380 KB Output is correct
25 Correct 57 ms 4436 KB Output is correct
26 Correct 53 ms 4584 KB Output is correct
27 Correct 59 ms 4620 KB Output is correct
28 Correct 55 ms 4752 KB Output is correct
29 Correct 81 ms 4300 KB Output is correct
30 Correct 104 ms 4964 KB Output is correct
31 Correct 106 ms 4924 KB Output is correct
32 Correct 103 ms 4712 KB Output is correct
33 Correct 102 ms 4688 KB Output is correct
34 Correct 106 ms 4292 KB Output is correct
35 Correct 105 ms 4456 KB Output is correct
36 Correct 104 ms 4560 KB Output is correct
37 Correct 138 ms 4772 KB Output is correct
38 Incorrect 22 ms 588 KB Incorrect
39 Halted 0 ms 0 KB -

Subtask #10
0.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 3860 KB Output is correct
2 Correct 4 ms 3464 KB Output is correct
3 Correct 6 ms 4120 KB Output is correct
4 Correct 4 ms 3708 KB Output is correct
5 Correct 5 ms 3688 KB Output is correct
6 Correct 3 ms 3552 KB Output is correct
7 Correct 8 ms 3348 KB Output is correct
8 Correct 8 ms 4020 KB Output is correct
9 Correct 9 ms 4164 KB Output is correct
10 Correct 9 ms 3992 KB Output is correct
11 Correct 8 ms 4452 KB Output is correct
12 Correct 8 ms 4184 KB Output is correct
13 Correct 8 ms 4168 KB Output is correct
14 Correct 16 ms 4340 KB Output is correct
15 Correct 23 ms 4680 KB Output is correct
16 Correct 23 ms 4160 KB Output is correct
17 Correct 29 ms 4372 KB Output is correct
18 Correct 27 ms 3868 KB Output is correct
19 Correct 24 ms 4732 KB Output is correct
20 Correct 26 ms 4484 KB Output is correct
21 Correct 40 ms 4368 KB Output is correct
22 Correct 55 ms 4520 KB Output is correct
23 Correct 56 ms 4180 KB Output is correct
24 Correct 57 ms 4380 KB Output is correct
25 Correct 57 ms 4436 KB Output is correct
26 Correct 53 ms 4584 KB Output is correct
27 Correct 59 ms 4620 KB Output is correct
28 Correct 55 ms 4752 KB Output is correct
29 Correct 81 ms 4300 KB Output is correct
30 Correct 104 ms 4964 KB Output is correct
31 Correct 106 ms 4924 KB Output is correct
32 Correct 103 ms 4712 KB Output is correct
33 Correct 102 ms 4688 KB Output is correct
34 Correct 106 ms 4292 KB Output is correct
35 Correct 105 ms 4456 KB Output is correct
36 Correct 104 ms 4560 KB Output is correct
37 Correct 138 ms 4772 KB Output is correct
38 Incorrect 22 ms 588 KB Incorrect
39 Halted 0 ms 0 KB -