#include <bits/stdc++.h>
using namespace std;
#define int long long
const int NM = 1e5, inf = 1e18;
int N, K, x[NM+5], y[NM+5], u[NM+5], v[NM+5], ans = +inf;
int num[2];
void update(int lx, int ly, int rx, int ry, int c){
if (lx > rx) return;
if (ly > ry) return;
int tmp = (rx-lx+1)*(ry-ly+1);
num[(lx+ly)&1] += (tmp+1)/2 * c;
num[!((lx+ly)&1)] += tmp/2 * c;
}
void solve(int t){
num[0] = num[1] = 0;
for (int i = 1; i <= K; i++){
int blx = x[i]/t+(x[i]%t > 0), bly = y[i]/t+(y[i]%t > 0), blu = u[i]/t+(u[i]%t > 0), blv = v[i]/t+(v[i]%t > 0);
if (blx == blu && bly == blv) update(blx, bly, blx, bly, (u[i]-x[i]+1)*(v[i]-y[i]+1));
else if (blx == blu){
update(blx, bly, blx, bly, (u[i]-x[i]+1)*(bly*t-y[i]+1));
update(blx, blv, blx, blv, (u[i]-x[i]+1)*(v[i]-(blv-1)*t));
update(blx, bly+1, blx, blv-1, (u[i]-x[i]+1)*t);
}
else if (bly == blv){
update(blx, bly, blx, bly, (blx*t-x[i]+1)*(y[i]-v[i]+1));
update(blu, bly, blu, bly, (u[i]-(blu-1)*t)*(y[i]-v[i]+1));
update(blx+1, bly, blu-1, blv, t*(y[i]-v[i]+1));
}
else{
update(blx, bly, blx, bly, (blx*t-x[i]+1)*(bly*t-y[i]+1));
update(blx, blv, blx, blv, (blx*t-x[i]+1)*(v[i]-(blv-1)*t));
update(blu, bly, blu, bly, (u[i]-(blu-1)*t)*(bly*t-y[i]+1));
update(blu, blv, blu, blv, (u[i]-(blu-1)*t)*(v[i]-(blv-1)*t));
update(blx, bly+1, blx, blv-1, (blx*t-x[i]+1)*t);
update(blx+1, bly, blu-1, bly, t*(bly*t-y[i]+1));
update(blu, bly+1, blu, blv-1, (u[i]-(blu-1)*t)*t);
update(blx+1, blv, blu-1, blv, t*(v[i]-(blv-1)*t));
update(blx+1, bly+1, blu-1, blv-1, t*t);
}
}
int targ = t*t*(N*N/(t*t)/2);
ans = min(ans, abs(targ-num[1])+num[0]);
ans = min(ans, abs(N*N-targ-num[0])+num[1]);
}
signed main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
cin >> N >> K;
for (int i = 1; i <= K; i++){
cin >> x[i] >> y[i] >> u[i] >> v[i];
}
for (int i = 1; i*i <= N; i++)
if (N%i == 0){
solve(i);
if (i > 1) solve(N/i);
}
cout << ans;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
17 ms |
4492 KB |
Output is correct |
2 |
Correct |
6 ms |
2908 KB |
Output is correct |
3 |
Correct |
11 ms |
3932 KB |
Output is correct |
4 |
Correct |
13 ms |
3896 KB |
Output is correct |
5 |
Correct |
16 ms |
4188 KB |
Output is correct |
6 |
Correct |
10 ms |
3676 KB |
Output is correct |
7 |
Correct |
3 ms |
2652 KB |
Output is correct |
8 |
Correct |
12 ms |
3676 KB |
Output is correct |
9 |
Correct |
24 ms |
5280 KB |
Output is correct |
10 |
Correct |
14 ms |
4028 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
1 ms |
2396 KB |
Output is correct |
3 |
Correct |
1 ms |
2392 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2392 KB |
Output is correct |
6 |
Correct |
1 ms |
2396 KB |
Output is correct |
7 |
Correct |
1 ms |
2396 KB |
Output is correct |
8 |
Correct |
1 ms |
2396 KB |
Output is correct |
9 |
Correct |
1 ms |
2396 KB |
Output is correct |
10 |
Correct |
1 ms |
2396 KB |
Output is correct |
11 |
Correct |
1 ms |
2396 KB |
Output is correct |
12 |
Correct |
1 ms |
2396 KB |
Output is correct |
13 |
Correct |
1 ms |
2396 KB |
Output is correct |
14 |
Correct |
1 ms |
2396 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
1 ms |
2396 KB |
Output is correct |
3 |
Correct |
1 ms |
2392 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2392 KB |
Output is correct |
6 |
Correct |
1 ms |
2396 KB |
Output is correct |
7 |
Correct |
1 ms |
2396 KB |
Output is correct |
8 |
Correct |
1 ms |
2396 KB |
Output is correct |
9 |
Correct |
1 ms |
2396 KB |
Output is correct |
10 |
Correct |
1 ms |
2396 KB |
Output is correct |
11 |
Correct |
1 ms |
2396 KB |
Output is correct |
12 |
Correct |
1 ms |
2396 KB |
Output is correct |
13 |
Correct |
1 ms |
2396 KB |
Output is correct |
14 |
Correct |
1 ms |
2396 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
16 |
Correct |
8 ms |
3164 KB |
Output is correct |
17 |
Correct |
21 ms |
4668 KB |
Output is correct |
18 |
Correct |
27 ms |
5204 KB |
Output is correct |
19 |
Correct |
64 ms |
4700 KB |
Output is correct |
20 |
Correct |
73 ms |
4956 KB |
Output is correct |
21 |
Correct |
18 ms |
4444 KB |
Output is correct |
22 |
Correct |
1 ms |
2396 KB |
Output is correct |
23 |
Correct |
15 ms |
3676 KB |
Output is correct |
24 |
Correct |
24 ms |
4700 KB |
Output is correct |
25 |
Correct |
4 ms |
2784 KB |
Output is correct |
26 |
Correct |
16 ms |
3932 KB |
Output is correct |
27 |
Correct |
21 ms |
4188 KB |
Output is correct |
28 |
Correct |
25 ms |
5036 KB |
Output is correct |
29 |
Correct |
8 ms |
3420 KB |
Output is correct |
30 |
Correct |
1 ms |
2396 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
17 ms |
4492 KB |
Output is correct |
2 |
Correct |
6 ms |
2908 KB |
Output is correct |
3 |
Correct |
11 ms |
3932 KB |
Output is correct |
4 |
Correct |
13 ms |
3896 KB |
Output is correct |
5 |
Correct |
16 ms |
4188 KB |
Output is correct |
6 |
Correct |
10 ms |
3676 KB |
Output is correct |
7 |
Correct |
3 ms |
2652 KB |
Output is correct |
8 |
Correct |
12 ms |
3676 KB |
Output is correct |
9 |
Correct |
24 ms |
5280 KB |
Output is correct |
10 |
Correct |
14 ms |
4028 KB |
Output is correct |
11 |
Correct |
1 ms |
2396 KB |
Output is correct |
12 |
Correct |
1 ms |
2396 KB |
Output is correct |
13 |
Correct |
1 ms |
2392 KB |
Output is correct |
14 |
Correct |
1 ms |
2396 KB |
Output is correct |
15 |
Correct |
1 ms |
2392 KB |
Output is correct |
16 |
Correct |
1 ms |
2396 KB |
Output is correct |
17 |
Correct |
1 ms |
2396 KB |
Output is correct |
18 |
Correct |
1 ms |
2396 KB |
Output is correct |
19 |
Correct |
1 ms |
2396 KB |
Output is correct |
20 |
Correct |
1 ms |
2396 KB |
Output is correct |
21 |
Correct |
1 ms |
2396 KB |
Output is correct |
22 |
Correct |
1 ms |
2396 KB |
Output is correct |
23 |
Correct |
1 ms |
2396 KB |
Output is correct |
24 |
Correct |
1 ms |
2396 KB |
Output is correct |
25 |
Correct |
1 ms |
2396 KB |
Output is correct |
26 |
Correct |
8 ms |
3164 KB |
Output is correct |
27 |
Correct |
21 ms |
4668 KB |
Output is correct |
28 |
Correct |
27 ms |
5204 KB |
Output is correct |
29 |
Correct |
64 ms |
4700 KB |
Output is correct |
30 |
Correct |
73 ms |
4956 KB |
Output is correct |
31 |
Correct |
18 ms |
4444 KB |
Output is correct |
32 |
Correct |
1 ms |
2396 KB |
Output is correct |
33 |
Correct |
15 ms |
3676 KB |
Output is correct |
34 |
Correct |
24 ms |
4700 KB |
Output is correct |
35 |
Correct |
4 ms |
2784 KB |
Output is correct |
36 |
Correct |
16 ms |
3932 KB |
Output is correct |
37 |
Correct |
21 ms |
4188 KB |
Output is correct |
38 |
Correct |
25 ms |
5036 KB |
Output is correct |
39 |
Correct |
8 ms |
3420 KB |
Output is correct |
40 |
Correct |
1 ms |
2396 KB |
Output is correct |
41 |
Correct |
62 ms |
5204 KB |
Output is correct |
42 |
Correct |
40 ms |
5836 KB |
Output is correct |
43 |
Correct |
40 ms |
5200 KB |
Output is correct |
44 |
Correct |
29 ms |
5464 KB |
Output is correct |
45 |
Correct |
26 ms |
5724 KB |
Output is correct |
46 |
Correct |
68 ms |
5464 KB |
Output is correct |
47 |
Correct |
23 ms |
5204 KB |
Output is correct |
48 |
Correct |
34 ms |
5452 KB |
Output is correct |
49 |
Correct |
26 ms |
5212 KB |
Output is correct |
50 |
Correct |
264 ms |
5596 KB |
Output is correct |
51 |
Correct |
285 ms |
5712 KB |
Output is correct |
52 |
Correct |
262 ms |
5572 KB |
Output is correct |
53 |
Correct |
280 ms |
5804 KB |
Output is correct |
54 |
Correct |
259 ms |
5716 KB |
Output is correct |
55 |
Correct |
290 ms |
5716 KB |
Output is correct |
56 |
Correct |
256 ms |
5420 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
17 ms |
4492 KB |
Output is correct |
10 |
Correct |
6 ms |
2908 KB |
Output is correct |
11 |
Correct |
11 ms |
3932 KB |
Output is correct |
12 |
Correct |
13 ms |
3896 KB |
Output is correct |
13 |
Correct |
16 ms |
4188 KB |
Output is correct |
14 |
Correct |
10 ms |
3676 KB |
Output is correct |
15 |
Correct |
3 ms |
2652 KB |
Output is correct |
16 |
Correct |
12 ms |
3676 KB |
Output is correct |
17 |
Correct |
24 ms |
5280 KB |
Output is correct |
18 |
Correct |
14 ms |
4028 KB |
Output is correct |
19 |
Correct |
1 ms |
2396 KB |
Output is correct |
20 |
Correct |
1 ms |
2396 KB |
Output is correct |
21 |
Correct |
1 ms |
2392 KB |
Output is correct |
22 |
Correct |
1 ms |
2396 KB |
Output is correct |
23 |
Correct |
1 ms |
2392 KB |
Output is correct |
24 |
Correct |
1 ms |
2396 KB |
Output is correct |
25 |
Correct |
1 ms |
2396 KB |
Output is correct |
26 |
Correct |
1 ms |
2396 KB |
Output is correct |
27 |
Correct |
1 ms |
2396 KB |
Output is correct |
28 |
Correct |
1 ms |
2396 KB |
Output is correct |
29 |
Correct |
1 ms |
2396 KB |
Output is correct |
30 |
Correct |
1 ms |
2396 KB |
Output is correct |
31 |
Correct |
1 ms |
2396 KB |
Output is correct |
32 |
Correct |
1 ms |
2396 KB |
Output is correct |
33 |
Correct |
1 ms |
2396 KB |
Output is correct |
34 |
Correct |
8 ms |
3164 KB |
Output is correct |
35 |
Correct |
21 ms |
4668 KB |
Output is correct |
36 |
Correct |
27 ms |
5204 KB |
Output is correct |
37 |
Correct |
64 ms |
4700 KB |
Output is correct |
38 |
Correct |
73 ms |
4956 KB |
Output is correct |
39 |
Correct |
18 ms |
4444 KB |
Output is correct |
40 |
Correct |
1 ms |
2396 KB |
Output is correct |
41 |
Correct |
15 ms |
3676 KB |
Output is correct |
42 |
Correct |
24 ms |
4700 KB |
Output is correct |
43 |
Correct |
4 ms |
2784 KB |
Output is correct |
44 |
Correct |
16 ms |
3932 KB |
Output is correct |
45 |
Correct |
21 ms |
4188 KB |
Output is correct |
46 |
Correct |
25 ms |
5036 KB |
Output is correct |
47 |
Correct |
8 ms |
3420 KB |
Output is correct |
48 |
Correct |
1 ms |
2396 KB |
Output is correct |
49 |
Correct |
62 ms |
5204 KB |
Output is correct |
50 |
Correct |
40 ms |
5836 KB |
Output is correct |
51 |
Correct |
40 ms |
5200 KB |
Output is correct |
52 |
Correct |
29 ms |
5464 KB |
Output is correct |
53 |
Correct |
26 ms |
5724 KB |
Output is correct |
54 |
Correct |
68 ms |
5464 KB |
Output is correct |
55 |
Correct |
23 ms |
5204 KB |
Output is correct |
56 |
Correct |
34 ms |
5452 KB |
Output is correct |
57 |
Correct |
26 ms |
5212 KB |
Output is correct |
58 |
Correct |
264 ms |
5596 KB |
Output is correct |
59 |
Correct |
285 ms |
5712 KB |
Output is correct |
60 |
Correct |
262 ms |
5572 KB |
Output is correct |
61 |
Correct |
280 ms |
5804 KB |
Output is correct |
62 |
Correct |
259 ms |
5716 KB |
Output is correct |
63 |
Correct |
290 ms |
5716 KB |
Output is correct |
64 |
Correct |
256 ms |
5420 KB |
Output is correct |
65 |
Correct |
1 ms |
2396 KB |
Output is correct |
66 |
Correct |
1 ms |
2396 KB |
Output is correct |
67 |
Incorrect |
314 ms |
5708 KB |
Output isn't correct |
68 |
Halted |
0 ms |
0 KB |
- |