Submission #801924

# Submission time Handle Problem Language Result Execution time Memory
801924 2023-08-02T08:27:32 Z 이온조(#10130) IOI Fever (JOI21_fever) C++17
57 / 100
765 ms 68880 KB
#include <bits/stdc++.h>
#define int long long
#define sz(V) ((int)V.size())
using namespace std;
using pii = pair<int, int>;
using tiii = tuple<int, int, int>;
const int INF = 5e9;

int N, X[100009], Y[100009], ans = 1;

void comp(vector<int> &P) {
	sort(P.begin(), P.end());
	P.resize(unique(P.begin(), P.end()) - P.begin());
}

int get(vector<int> &P, int x) {
	return lower_bound(P.begin(), P.end(), x) - P.begin();
}

int f(int p, int q) {
	return max(X[p] - X[q], X[q] - X[p]) + max(Y[p] - Y[q], Y[q] - Y[p]);
}

int g(vector<int> &V, int x, int y, int v) {
	int l = 0, r = sz(V) - 1, f = -1;
	while(l <= r) {
		int m = l+r >> 1;
		if(v <= X[V[m]]*x + Y[V[m]]*y) r = m-1, f = V[m];
		else l = m+1;
	}
	return f;
}

void solve() {
	vector<int> D(N);
	for(int i=1; i<N; i++) {
		if(X[i] + Y[i] <= 0 && X[i] - Y[i] <= 0) D[i] = 0;
		if(X[i] + Y[i] > 0 && X[i] - Y[i] <= 0) D[i] = 1;
		if(X[i] + Y[i] > 0 && X[i] - Y[i] > 0) D[i] = 2;
		if(X[i] + Y[i] <= 0 && X[i] - Y[i] > 0) D[i] = 3;
	}
	vector<int> XP(N), YP(N), PP(N), QP(N), LI(N), PI(N), QI(N);
	for(int i=0; i<N; i++) {
		XP[i] = X[i];
		YP[i] = Y[i];
		PP[i] = X[i] + Y[i];
		QP[i] = X[i] - Y[i];
	}
	comp(XP); comp(YP); comp(PP); comp(QP);
	vector<vector<int>> LV[4], PV[4], QV[4];
	vector<vector<tiii>> G[4];
	for(int d=0; d<4; d++) {
		if(d&1) LV[d].resize(sz(XP));
		else LV[d].resize(sz(YP));
		PV[d].resize(sz(PP));
		QV[d].resize(sz(QP));
		G[d].resize(N);
	}
	for(int i=0; i<N; i++) {
		if(D[i]&1) LV[D[i]][LI[i] = get(XP, X[i])].push_back(i);
		else LV[D[i]][LI[i] = get(YP, Y[i])].push_back(i);
		PV[D[i]][PI[i] = get(PP, X[i] + Y[i])].push_back(i);
		QV[D[i]][QI[i] = get(QP, X[i] - Y[i])].push_back(i);
	}
	for(int d=0, p; d<4; d++) {
		for(auto& jt: LV[d]) {
			sort(jt.begin(), jt.end(), [&](int p, int q) {
				if(d == 0 || d == 3) return X[p] + Y[p] > X[q] + Y[q];
				return X[p] + Y[p] < X[q] + Y[q];
			});
			p = -1;
			for(auto& it: jt) {
				if(p != -1) G[1][p].push_back({1, it, f(it, p)});
				p = it;
			}
		}

		for(auto& jt: PV[d]) {
			sort(jt.begin(), jt.end(), [&](int p, int q) {
				if(d == 0 || d == 1) return X[p] > X[q];
				return X[p] < X[q];
			});
			p = -1;
			for(auto& it: jt) {
				if(p != -1) G[2][p].push_back({2, it, f(it, p) >> 1});
				p = it;
			}
		}
		
		for(auto& jt: QV[d]) {
			sort(jt.begin(), jt.end(), [&](int p, int q) {
				if(d == 0 || d == 3) return X[p] > X[q];
				return X[p] < X[q];
			});
			p = -1;
			for(auto& it: jt) {
				if(p != -1) G[3][p].push_back({3, it, f(it, p) >> 1});
				p = it;
			}
		}
	}
	for(int i=1; i<=3; i++) for(int j=0; j<N; j++) G[i][j].push_back({0, j, 0});

	vector<int> L[4];
	for(int d=0; d<4; d++) L[d] = vector<int>(N, INF + 9);
	priority_queue<tiii> pq; pq.push({L[0][0] = 0, 0, 0});
	while(pq.size()) {
		auto [l, t, x] = pq.top(); pq.pop(); l = -l;
		if(L[t][x] != l) continue;
		if(t == 0) {
			int lv, pv, qv;
			if(D[x] == 0) {
				lv = g(LV[D[x] ^ 2][LI[x]], 1, 0, X[x] + 2*l);
				pv = g(PV[D[x] ^ 3][PI[x]], 1, 0, X[x] + l);
				qv = g(QV[D[x] ^ 1][QI[x]], 1, 0, X[x] + l);
			}
			if(D[x] == 1) {
				lv = g(LV[D[x] ^ 2][LI[x]], 0, -1, -(Y[x] - 2*l));
				pv = g(PV[D[x] ^ 3][PI[x]], 1, 0, X[x] + l);
				qv = g(QV[D[x] ^ 1][QI[x]], -1, 0, -(X[x] - l));
			}
			if(D[x] == 2) {
				lv = g(LV[D[x] ^ 2][LI[x]], -1, 0, -(X[x] - 2*l));
				pv = g(PV[D[x] ^ 3][PI[x]], -1, 0, -(X[x] - l));
				qv = g(QV[D[x] ^ 1][QI[x]], -1, 0, -(X[x] - l));
			}
			if(D[x] == 3) {
				lv = g(LV[D[x] ^ 2][LI[x]], 0, 1, Y[x] + 2*l);
				pv = g(PV[D[x] ^ 3][PI[x]], -1, 0, -(X[x] - l));
				qv = g(QV[D[x] ^ 1][QI[x]], 1, 0, X[x] + l);
			}

			if(lv != -1) {
				int c = f(x, lv) >> 1;
				if(L[1][lv] > c) {
					L[1][lv] = c;
					pq.push({-c, 1, lv});
				}
			}
			if(pv != -1) {
				int c = f(x, pv) >> 1;
				if(L[2][pv] > c) {
					L[2][pv] = c;
					pq.push({-c, 2, pv});
				}
			}
			if(qv != -1) {
				int c = f(x, qv) >> 1;
				if(L[3][qv] > c) {
					L[3][qv] = c;
					pq.push({-c, 3, qv});
				}
			}
		}
		else {
			for(auto& [it, ix, c]: G[t][x]) if(l + c < L[it][ix]) {
				L[it][ix] = l + c;
				pq.push({-L[it][ix], it, ix});
			}
		}
	}
	int cnt = 0;
	for(int i=0; i<N; i++) if(L[0][i] != INF + 9) ++cnt;
	ans = max(ans, cnt);
}

signed main() {
	int x0, y0; scanf("%lld%lld%lld", &N, &x0, &y0);
	for(int i=1; i<N; i++) {
		scanf("%lld%lld", &X[i], &Y[i]);
		X[i] -= x0; Y[i] -= y0;
		X[i] *= 2; Y[i] *= 2;
	}
	for(int d=0; d<4; d++) {
		solve();
		for(int i=0; i<N; i++) {
			swap(X[i], Y[i]);
			X[i] = -X[i];
		}
	}
	printf("%lld", ans);
	return 0;
}

Compilation message

fever.cpp: In function 'long long int g(std::vector<long long int>&, long long int, long long int, long long int)':
fever.cpp:27:12: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   27 |   int m = l+r >> 1;
      |           ~^~
fever.cpp: In function 'int main()':
fever.cpp:168:19: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  168 |  int x0, y0; scanf("%lld%lld%lld", &N, &x0, &y0);
      |              ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
fever.cpp:170:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  170 |   scanf("%lld%lld", &X[i], &Y[i]);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
fever.cpp: In function 'void solve()':
fever.cpp:148:14: warning: 'qv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  148 |     int c = f(x, qv) >> 1;
      |             ~^~~~~~~
fever.cpp:141:14: warning: 'pv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  141 |     int c = f(x, pv) >> 1;
      |             ~^~~~~~~
fever.cpp:134:14: warning: 'lv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  134 |     int c = f(x, lv) >> 1;
      |             ~^~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 308 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 312 KB Output is correct
10 Correct 1 ms 308 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 304 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 308 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 308 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 1 ms 304 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 308 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 312 KB Output is correct
10 Correct 1 ms 308 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 304 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 308 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 308 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 1 ms 304 KB Output is correct
33 Correct 1 ms 232 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 0 ms 308 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 1 ms 308 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 308 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 312 KB Output is correct
10 Correct 1 ms 308 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 304 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 308 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 308 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 1 ms 304 KB Output is correct
33 Correct 1 ms 232 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 0 ms 308 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 1 ms 308 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 1 ms 340 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 1 ms 340 KB Output is correct
61 Correct 1 ms 340 KB Output is correct
62 Correct 1 ms 340 KB Output is correct
63 Correct 1 ms 308 KB Output is correct
64 Correct 1 ms 304 KB Output is correct
65 Correct 1 ms 304 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 308 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 312 KB Output is correct
10 Correct 1 ms 308 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 304 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 308 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 308 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 1 ms 304 KB Output is correct
33 Correct 1 ms 232 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 0 ms 308 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 1 ms 308 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 1 ms 340 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 1 ms 340 KB Output is correct
61 Correct 1 ms 340 KB Output is correct
62 Correct 1 ms 340 KB Output is correct
63 Correct 1 ms 308 KB Output is correct
64 Correct 1 ms 304 KB Output is correct
65 Correct 1 ms 304 KB Output is correct
66 Correct 11 ms 2200 KB Output is correct
67 Correct 14 ms 2196 KB Output is correct
68 Correct 13 ms 2324 KB Output is correct
69 Correct 16 ms 1844 KB Output is correct
70 Incorrect 12 ms 1776 KB Output isn't correct
71 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 308 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 312 KB Output is correct
10 Correct 1 ms 308 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 304 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 308 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 308 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 1 ms 304 KB Output is correct
33 Correct 1 ms 232 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 0 ms 308 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 1 ms 308 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 1 ms 340 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 1 ms 340 KB Output is correct
61 Correct 1 ms 340 KB Output is correct
62 Correct 1 ms 340 KB Output is correct
63 Correct 1 ms 308 KB Output is correct
64 Correct 1 ms 304 KB Output is correct
65 Correct 1 ms 304 KB Output is correct
66 Correct 557 ms 51068 KB Output is correct
67 Correct 725 ms 63092 KB Output is correct
68 Correct 721 ms 68880 KB Output is correct
69 Correct 585 ms 62568 KB Output is correct
70 Correct 735 ms 61844 KB Output is correct
71 Correct 733 ms 67864 KB Output is correct
72 Correct 756 ms 67700 KB Output is correct
73 Correct 630 ms 60568 KB Output is correct
74 Correct 761 ms 68792 KB Output is correct
75 Correct 765 ms 67404 KB Output is correct
76 Correct 623 ms 60568 KB Output is correct
77 Correct 756 ms 68756 KB Output is correct
78 Correct 664 ms 59288 KB Output is correct
79 Correct 716 ms 59356 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 308 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 312 KB Output is correct
10 Correct 1 ms 308 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 304 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 308 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 308 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 1 ms 304 KB Output is correct
33 Correct 1 ms 232 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 0 ms 308 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 1 ms 308 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 1 ms 340 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 1 ms 340 KB Output is correct
61 Correct 1 ms 340 KB Output is correct
62 Correct 1 ms 340 KB Output is correct
63 Correct 1 ms 308 KB Output is correct
64 Correct 1 ms 304 KB Output is correct
65 Correct 1 ms 304 KB Output is correct
66 Correct 11 ms 2200 KB Output is correct
67 Correct 14 ms 2196 KB Output is correct
68 Correct 13 ms 2324 KB Output is correct
69 Correct 16 ms 1844 KB Output is correct
70 Incorrect 12 ms 1776 KB Output isn't correct
71 Halted 0 ms 0 KB -