oj.uz

Submission #1108499

# Submission time Handle Problem Language Result Execution time Memory
1108499 2024-11-04T09:20:01 Z Muhammet Chessboard (IZhO18_chessboard) C++17
100 / 100
 106 ms 5112 KB 
#include <bits/stdc++.h>

using namespace std;

#define ll long long

vector <ll> p;

ll f(ll x1, ll y1, ll x2, ll y2){
	ll z = (p[y2] - p[y1-1]);
	z *= (p[x2] - p[x1-1]);
	z += (((x2-x1+1) - (p[x2] - p[x1-1])) * ((y2-y1+1) - (p[y2] - p[y1-1])));
	return z;
}

int main(){
	ios::sync_with_stdio(false); cin.tie(nullptr);

	ll n, k, k1 = 0;
	cin >> n >> k;
	vector <int> x1(k+1), y1(k+1), x2(k+1), y2(k+1);
	for(int i = 1; i <= k; i++){
		cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
		ll a = (x2[i] - x1[i] + 1), b = (y2[i] - y1[i] + 1);
		a *= b;
		k1 += a;
	}
	ll ans = n, n1 = n;
	ans *= n;
	n1 *= n;
	// cout << k1 << "\n";
	for(ll x3 = 1; x3 < n; x3++){
		if(n % x3 != 0) continue;
		p.assign(n+2,0);
		ll x = (x3 * 2), cnt = 0;
		for(int i = 1; i <= n; i++){
			p[i] = p[i-1] + ((i % x) <= (x / 2) and (i % x) != 0);
		}
		for(int i = 1; i <= k; i++){
			cnt += f(x1[i], y1[i], x2[i], y2[i]);
		}
		// cout << x3 << ' ' << cnt << "\n";
		ll y = ((x3 * x3) * (((n / x3) + 1) / 2) * (((n / x3) + 1) / 2)) + ((x3 * x3) * ((n / x3) / 2) * ((n / x3) / 2));
		ans = min(ans, (y - cnt + (k1-cnt)));
		ans = min(ans, (n1 - y) - (k1-cnt) + cnt);
	}
	cout << ans;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 2828 KB Output is correct
2 Correct 5 ms 1104 KB Output is correct
3 Correct 11 ms 2384 KB Output is correct
4 Correct 17 ms 1772 KB Output is correct
5 Correct 14 ms 1616 KB Output is correct
6 Correct 9 ms 2128 KB Output is correct
7 Correct 3 ms 848 KB Output is correct
8 Correct 9 ms 2008 KB Output is correct
9 Correct 21 ms 1872 KB Output is correct
10 Correct 13 ms 1360 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 504 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 504 KB Output is correct
16 Correct 6 ms 848 KB Output is correct
17 Correct 16 ms 1616 KB Output is correct
18 Correct 23 ms 2016 KB Output is correct
19 Correct 31 ms 1852 KB Output is correct
20 Correct 28 ms 2896 KB Output is correct
21 Correct 15 ms 1616 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 9 ms 1104 KB Output is correct
24 Correct 18 ms 2836 KB Output is correct
25 Correct 2 ms 592 KB Output is correct
26 Correct 11 ms 1352 KB Output is correct
27 Correct 15 ms 2128 KB Output is correct
28 Correct 19 ms 2896 KB Output is correct
29 Correct 8 ms 1528 KB Output is correct
30 Correct 2 ms 336 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 2828 KB Output is correct
2 Correct 5 ms 1104 KB Output is correct
3 Correct 11 ms 2384 KB Output is correct
4 Correct 17 ms 1772 KB Output is correct
5 Correct 14 ms 1616 KB Output is correct
6 Correct 9 ms 2128 KB Output is correct
7 Correct 3 ms 848 KB Output is correct
8 Correct 9 ms 2008 KB Output is correct
9 Correct 21 ms 1872 KB Output is correct
10 Correct 13 ms 1360 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 336 KB Output is correct
25 Correct 1 ms 504 KB Output is correct
26 Correct 6 ms 848 KB Output is correct
27 Correct 16 ms 1616 KB Output is correct
28 Correct 23 ms 2016 KB Output is correct
29 Correct 31 ms 1852 KB Output is correct
30 Correct 28 ms 2896 KB Output is correct
31 Correct 15 ms 1616 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 9 ms 1104 KB Output is correct
34 Correct 18 ms 2836 KB Output is correct
35 Correct 2 ms 592 KB Output is correct
36 Correct 11 ms 1352 KB Output is correct
37 Correct 15 ms 2128 KB Output is correct
38 Correct 19 ms 2896 KB Output is correct
39 Correct 8 ms 1528 KB Output is correct
40 Correct 2 ms 336 KB Output is correct
41 Correct 34 ms 2400 KB Output is correct
42 Correct 26 ms 4936 KB Output is correct
43 Correct 27 ms 4432 KB Output is correct
44 Correct 25 ms 4688 KB Output is correct
45 Correct 24 ms 4944 KB Output is correct
46 Correct 38 ms 4688 KB Output is correct
47 Correct 21 ms 4432 KB Output is correct
48 Correct 26 ms 3408 KB Output is correct
49 Correct 23 ms 4312 KB Output is correct
50 Correct 100 ms 4432 KB Output is correct
51 Correct 102 ms 4688 KB Output is correct
52 Correct 100 ms 4444 KB Output is correct
53 Correct 98 ms 4424 KB Output is correct
54 Correct 93 ms 4520 KB Output is correct
55 Correct 106 ms 4864 KB Output is correct
56 Correct 93 ms 4176 KB Output is correct

Subtask #6
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 16 ms 2828 KB Output is correct
10 Correct 5 ms 1104 KB Output is correct
11 Correct 11 ms 2384 KB Output is correct
12 Correct 17 ms 1772 KB Output is correct
13 Correct 14 ms 1616 KB Output is correct
14 Correct 9 ms 2128 KB Output is correct
15 Correct 3 ms 848 KB Output is correct
16 Correct 9 ms 2008 KB Output is correct
17 Correct 21 ms 1872 KB Output is correct
18 Correct 13 ms 1360 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 336 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 336 KB Output is correct
29 Correct 1 ms 336 KB Output is correct
30 Correct 1 ms 336 KB Output is correct
31 Correct 1 ms 336 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 504 KB Output is correct
34 Correct 6 ms 848 KB Output is correct
35 Correct 16 ms 1616 KB Output is correct
36 Correct 23 ms 2016 KB Output is correct
37 Correct 31 ms 1852 KB Output is correct
38 Correct 28 ms 2896 KB Output is correct
39 Correct 15 ms 1616 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 9 ms 1104 KB Output is correct
42 Correct 18 ms 2836 KB Output is correct
43 Correct 2 ms 592 KB Output is correct
44 Correct 11 ms 1352 KB Output is correct
45 Correct 15 ms 2128 KB Output is correct
46 Correct 19 ms 2896 KB Output is correct
47 Correct 8 ms 1528 KB Output is correct
48 Correct 2 ms 336 KB Output is correct
49 Correct 34 ms 2400 KB Output is correct
50 Correct 26 ms 4936 KB Output is correct
51 Correct 27 ms 4432 KB Output is correct
52 Correct 25 ms 4688 KB Output is correct
53 Correct 24 ms 4944 KB Output is correct
54 Correct 38 ms 4688 KB Output is correct
55 Correct 21 ms 4432 KB Output is correct
56 Correct 26 ms 3408 KB Output is correct
57 Correct 23 ms 4312 KB Output is correct
58 Correct 100 ms 4432 KB Output is correct
59 Correct 102 ms 4688 KB Output is correct
60 Correct 100 ms 4444 KB Output is correct
61 Correct 98 ms 4424 KB Output is correct
62 Correct 93 ms 4520 KB Output is correct
63 Correct 106 ms 4864 KB Output is correct
64 Correct 93 ms 4176 KB Output is correct
65 Correct 1 ms 336 KB Output is correct
66 Correct 1 ms 336 KB Output is correct
67 Correct 103 ms 3588 KB Output is correct
68 Correct 101 ms 4688 KB Output is correct
69 Correct 90 ms 4176 KB Output is correct
70 Correct 84 ms 4720 KB Output is correct
71 Correct 86 ms 4444 KB Output is correct
72 Correct 90 ms 4432 KB Output is correct
73 Correct 86 ms 4432 KB Output is correct
74 Correct 91 ms 4680 KB Output is correct
75 Correct 86 ms 4432 KB Output is correct
76 Correct 98 ms 4680 KB Output is correct
77 Correct 32 ms 5112 KB Output is correct
78 Correct 22 ms 4688 KB Output is correct
79 Correct 26 ms 4432 KB Output is correct
80 Correct 27 ms 4788 KB Output is correct
81 Correct 26 ms 4432 KB Output is correct
82 Correct 26 ms 4680 KB Output is correct
83 Correct 23 ms 4432 KB Output is correct
84 Correct 66 ms 4936 KB Output is correct
85 Correct 104 ms 4944 KB Output is correct
86 Correct 30 ms 1104 KB Output is correct
87 Correct 30 ms 1104 KB Output is correct
88 Correct 98 ms 4944 KB Output is correct
89 Correct 43 ms 1632 KB Output is correct
90 Correct 30 ms 1104 KB Output is correct