#include <bits/stdc++.h>
#define int long long
#define bp __builtin_popcountll
#define pb push_back
#define in(s) freopen(s, "r", stdin);
#define out(s) freopen(s, "w", stdout);
#define inout(s, end1, end2) freopen((string(s) + "." + end1).c_str(), "r", stdin),\
freopen((string(s) + "." + end2).c_str(), "w", stdout);
#define fi first
#define se second
#define bw(i, r, l) for (int i = r - 1; i >= l; i--)
#define fw(i, l, r) for (int i = l; i < r; i++)
#define fa(i, x) for (auto i: x)
using namespace std;
const int mod = 1e9 + 7, inf = 1061109567;
const long long infll = 4557430888798830399;
const int N = 2e5 + 5;
int n, x[N], y[N], ans = 0, cnt[N][3];
signed main() {
#ifdef BLU
in("blu.inp");
// out("ans1.out");
#endif
ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
cin >> n;
fw (i, 0, n * 2) cin >> x[i] >> y[i];
//x and y are NOT independent (same y same x case)
fw (i, 0, n * 2) {
if (x[i] < 1) {
ans += (1 - x[i]);
x[i] = 1;
} else if (x[i] > n) {
ans += (x[i] - n);
x[i] = n;
}
if (y[i] < 1) {
ans += (1 - y[i]);
y[i] = 1;
} else if (y[i] > 2) {
ans += (y[i] - 2);
y[i] = 2;
}
cnt[x[i]][y[i]]++;
// cout << "cnt[" << x[i] << "][" << y[i] << "] = " << cnt[x[i]][y[i]] << "\n";
}
int prf[3];
prf[1] = prf[2] = 0;
fw (i, 1, n + 1) {
fw (j, 1, 3) {
prf[j] += cnt[i][j] - 1; //Leave 1 coin at current position.
//If there are no coins to be placed prf[j] is negative.
}
fw (j, 1, 3) {
int other = 2;
if (j == 2) other = 1;
if (prf[j] > 0 && prf[other] < 0) {
//Transfer across columns
int transferred = min(prf[j], -prf[other]);
prf[j] -= transferred;
prf[other] += transferred;
ans += transferred;
}
}
fw (j, 1, 3) {
//If prf is negative it needs to be transferred from the right. Add by abs
ans += abs(prf[j]);
}
}
cout << ans;
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
380 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
384 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
248 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
376 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
2 ms |
376 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
2 ms |
376 KB |
Output is correct |
15 |
Correct |
2 ms |
376 KB |
Output is correct |
16 |
Correct |
2 ms |
376 KB |
Output is correct |
17 |
Correct |
3 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
376 KB |
Output is correct |
19 |
Correct |
2 ms |
376 KB |
Output is correct |
20 |
Correct |
2 ms |
376 KB |
Output is correct |
21 |
Correct |
2 ms |
376 KB |
Output is correct |
22 |
Correct |
2 ms |
376 KB |
Output is correct |
23 |
Correct |
2 ms |
376 KB |
Output is correct |
24 |
Correct |
2 ms |
376 KB |
Output is correct |
25 |
Correct |
2 ms |
376 KB |
Output is correct |
26 |
Correct |
2 ms |
376 KB |
Output is correct |
27 |
Correct |
2 ms |
380 KB |
Output is correct |
28 |
Correct |
2 ms |
376 KB |
Output is correct |
29 |
Correct |
2 ms |
424 KB |
Output is correct |
30 |
Correct |
2 ms |
376 KB |
Output is correct |
31 |
Correct |
2 ms |
376 KB |
Output is correct |
32 |
Correct |
2 ms |
376 KB |
Output is correct |
33 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
380 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
384 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
248 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
376 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
2 ms |
376 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
2 ms |
376 KB |
Output is correct |
15 |
Correct |
2 ms |
376 KB |
Output is correct |
16 |
Correct |
2 ms |
376 KB |
Output is correct |
17 |
Correct |
3 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
376 KB |
Output is correct |
19 |
Correct |
2 ms |
376 KB |
Output is correct |
20 |
Correct |
2 ms |
376 KB |
Output is correct |
21 |
Correct |
2 ms |
376 KB |
Output is correct |
22 |
Correct |
2 ms |
376 KB |
Output is correct |
23 |
Correct |
2 ms |
376 KB |
Output is correct |
24 |
Correct |
2 ms |
376 KB |
Output is correct |
25 |
Correct |
2 ms |
376 KB |
Output is correct |
26 |
Correct |
2 ms |
376 KB |
Output is correct |
27 |
Correct |
2 ms |
380 KB |
Output is correct |
28 |
Correct |
2 ms |
376 KB |
Output is correct |
29 |
Correct |
2 ms |
424 KB |
Output is correct |
30 |
Correct |
2 ms |
376 KB |
Output is correct |
31 |
Correct |
2 ms |
376 KB |
Output is correct |
32 |
Correct |
2 ms |
376 KB |
Output is correct |
33 |
Correct |
2 ms |
376 KB |
Output is correct |
34 |
Correct |
3 ms |
504 KB |
Output is correct |
35 |
Correct |
3 ms |
376 KB |
Output is correct |
36 |
Correct |
3 ms |
504 KB |
Output is correct |
37 |
Correct |
3 ms |
504 KB |
Output is correct |
38 |
Correct |
3 ms |
376 KB |
Output is correct |
39 |
Correct |
3 ms |
376 KB |
Output is correct |
40 |
Correct |
3 ms |
504 KB |
Output is correct |
41 |
Correct |
4 ms |
376 KB |
Output is correct |
42 |
Correct |
3 ms |
376 KB |
Output is correct |
43 |
Correct |
3 ms |
376 KB |
Output is correct |
44 |
Correct |
3 ms |
348 KB |
Output is correct |
45 |
Correct |
3 ms |
504 KB |
Output is correct |
46 |
Correct |
3 ms |
376 KB |
Output is correct |
47 |
Correct |
3 ms |
376 KB |
Output is correct |
48 |
Correct |
3 ms |
504 KB |
Output is correct |
49 |
Correct |
3 ms |
376 KB |
Output is correct |
50 |
Correct |
3 ms |
376 KB |
Output is correct |
51 |
Correct |
3 ms |
376 KB |
Output is correct |
52 |
Correct |
3 ms |
504 KB |
Output is correct |
53 |
Correct |
3 ms |
504 KB |
Output is correct |
54 |
Correct |
3 ms |
504 KB |
Output is correct |
55 |
Correct |
3 ms |
504 KB |
Output is correct |
56 |
Correct |
3 ms |
504 KB |
Output is correct |
57 |
Correct |
3 ms |
476 KB |
Output is correct |
58 |
Correct |
3 ms |
504 KB |
Output is correct |
59 |
Correct |
3 ms |
504 KB |
Output is correct |
60 |
Correct |
3 ms |
504 KB |
Output is correct |
61 |
Correct |
3 ms |
504 KB |
Output is correct |
62 |
Correct |
3 ms |
376 KB |
Output is correct |
63 |
Correct |
3 ms |
504 KB |
Output is correct |
64 |
Correct |
3 ms |
504 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
380 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
384 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
248 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
376 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
2 ms |
376 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
2 ms |
376 KB |
Output is correct |
15 |
Correct |
2 ms |
376 KB |
Output is correct |
16 |
Correct |
2 ms |
376 KB |
Output is correct |
17 |
Correct |
3 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
376 KB |
Output is correct |
19 |
Correct |
2 ms |
376 KB |
Output is correct |
20 |
Correct |
2 ms |
376 KB |
Output is correct |
21 |
Correct |
2 ms |
376 KB |
Output is correct |
22 |
Correct |
2 ms |
376 KB |
Output is correct |
23 |
Correct |
2 ms |
376 KB |
Output is correct |
24 |
Correct |
2 ms |
376 KB |
Output is correct |
25 |
Correct |
2 ms |
376 KB |
Output is correct |
26 |
Correct |
2 ms |
376 KB |
Output is correct |
27 |
Correct |
2 ms |
380 KB |
Output is correct |
28 |
Correct |
2 ms |
376 KB |
Output is correct |
29 |
Correct |
2 ms |
424 KB |
Output is correct |
30 |
Correct |
2 ms |
376 KB |
Output is correct |
31 |
Correct |
2 ms |
376 KB |
Output is correct |
32 |
Correct |
2 ms |
376 KB |
Output is correct |
33 |
Correct |
2 ms |
376 KB |
Output is correct |
34 |
Correct |
3 ms |
504 KB |
Output is correct |
35 |
Correct |
3 ms |
376 KB |
Output is correct |
36 |
Correct |
3 ms |
504 KB |
Output is correct |
37 |
Correct |
3 ms |
504 KB |
Output is correct |
38 |
Correct |
3 ms |
376 KB |
Output is correct |
39 |
Correct |
3 ms |
376 KB |
Output is correct |
40 |
Correct |
3 ms |
504 KB |
Output is correct |
41 |
Correct |
4 ms |
376 KB |
Output is correct |
42 |
Correct |
3 ms |
376 KB |
Output is correct |
43 |
Correct |
3 ms |
376 KB |
Output is correct |
44 |
Correct |
3 ms |
348 KB |
Output is correct |
45 |
Correct |
3 ms |
504 KB |
Output is correct |
46 |
Correct |
3 ms |
376 KB |
Output is correct |
47 |
Correct |
3 ms |
376 KB |
Output is correct |
48 |
Correct |
3 ms |
504 KB |
Output is correct |
49 |
Correct |
3 ms |
376 KB |
Output is correct |
50 |
Correct |
3 ms |
376 KB |
Output is correct |
51 |
Correct |
3 ms |
376 KB |
Output is correct |
52 |
Correct |
3 ms |
504 KB |
Output is correct |
53 |
Correct |
3 ms |
504 KB |
Output is correct |
54 |
Correct |
3 ms |
504 KB |
Output is correct |
55 |
Correct |
3 ms |
504 KB |
Output is correct |
56 |
Correct |
3 ms |
504 KB |
Output is correct |
57 |
Correct |
3 ms |
476 KB |
Output is correct |
58 |
Correct |
3 ms |
504 KB |
Output is correct |
59 |
Correct |
3 ms |
504 KB |
Output is correct |
60 |
Correct |
3 ms |
504 KB |
Output is correct |
61 |
Correct |
3 ms |
504 KB |
Output is correct |
62 |
Correct |
3 ms |
376 KB |
Output is correct |
63 |
Correct |
3 ms |
504 KB |
Output is correct |
64 |
Correct |
3 ms |
504 KB |
Output is correct |
65 |
Correct |
42 ms |
7408 KB |
Output is correct |
66 |
Correct |
68 ms |
8120 KB |
Output is correct |
67 |
Correct |
60 ms |
8956 KB |
Output is correct |
68 |
Correct |
59 ms |
8944 KB |
Output is correct |
69 |
Correct |
62 ms |
8952 KB |
Output is correct |
70 |
Correct |
59 ms |
8952 KB |
Output is correct |
71 |
Correct |
59 ms |
8952 KB |
Output is correct |
72 |
Correct |
58 ms |
6668 KB |
Output is correct |
73 |
Correct |
58 ms |
6644 KB |
Output is correct |
74 |
Correct |
57 ms |
6648 KB |
Output is correct |
75 |
Correct |
60 ms |
6648 KB |
Output is correct |
76 |
Correct |
58 ms |
6776 KB |
Output is correct |
77 |
Correct |
59 ms |
6560 KB |
Output is correct |
78 |
Correct |
57 ms |
6648 KB |
Output is correct |
79 |
Correct |
60 ms |
6776 KB |
Output is correct |
80 |
Correct |
58 ms |
6776 KB |
Output is correct |
81 |
Correct |
57 ms |
6748 KB |
Output is correct |
82 |
Correct |
58 ms |
6648 KB |
Output is correct |
83 |
Correct |
58 ms |
6704 KB |
Output is correct |
84 |
Correct |
57 ms |
7032 KB |
Output is correct |
85 |
Correct |
58 ms |
7016 KB |
Output is correct |
86 |
Correct |
59 ms |
8676 KB |
Output is correct |
87 |
Correct |
59 ms |
8696 KB |
Output is correct |
88 |
Correct |
59 ms |
8952 KB |
Output is correct |
89 |
Correct |
59 ms |
8956 KB |
Output is correct |
90 |
Correct |
59 ms |
8956 KB |
Output is correct |
91 |
Correct |
59 ms |
9080 KB |
Output is correct |
92 |
Correct |
58 ms |
9208 KB |
Output is correct |
93 |
Correct |
58 ms |
9080 KB |
Output is correct |
94 |
Correct |
57 ms |
8952 KB |
Output is correct |
95 |
Correct |
61 ms |
8944 KB |
Output is correct |
96 |
Correct |
59 ms |
8312 KB |
Output is correct |
97 |
Correct |
59 ms |
8184 KB |
Output is correct |
98 |
Correct |
58 ms |
8056 KB |
Output is correct |
99 |
Correct |
63 ms |
7772 KB |
Output is correct |
100 |
Correct |
59 ms |
7928 KB |
Output is correct |
101 |
Correct |
58 ms |
8184 KB |
Output is correct |
102 |
Correct |
60 ms |
7928 KB |
Output is correct |
103 |
Correct |
58 ms |
7696 KB |
Output is correct |