oj.uz

Submission #33917

# Submission time Handle Problem Language Result Execution time Memory
33917 2017-11-05T02:12:38 Z imeimi2000 Wiring (IOI17_wiring) C++14
100 / 100
 53 ms 10144 KB 
#include "wiring.h"
#include <algorithm>

using namespace std;
typedef long long llong;

const int R = 0, B = 1;
int n, m;
struct point {
	int x, k;
	bool operator<(const point &p) const {
		return x < p.x;
	}
};

point ps[200001];
int cnt[200001];
llong sum[200001];
llong dp[200001];
long long min_total_length(std::vector<int> r, std::vector<int> b) {
	n = r.size();
	m = b.size();
	int i = 0, j = 0, p = 0;
	while (i < n && j < m) {
		if (r[i] < b[j]) ps[++p] = { r[i++], R };
		else ps[++p] = { b[j++], B };
	}
	while (i < n) ps[++p] = { r[i++], R };
	while (j < m) ps[++p] = { b[j++], B };
	llong ret = 0ll;
	llong rd = -1e18, bd = -1e18;
	r.push_back(2e9);
	b.push_back(2e9);
	for (i = 0; i <= n + m; ++i) cnt[i] = -1;
	int ct = n;
	cnt[ct] = 0;
	for (p = 1, i = j = 0; p <= n + m; ++p) {
		int x = ps[p].x, k = ps[p].k;
		ct += (k + k - 1);
		
		sum[p] = sum[p - 1] + (k == R ? -x : x);
		if (k == B) {
			while (i < n && r[i] <= x) ++i;
			dp[p] = dp[p - 1] + min(x - rd, (llong)r[i] - x);
		}
		else {
			while (j < m && b[j] <= x) ++j;
			dp[p] = dp[p - 1] + min(x - bd, (llong)b[j] - x);
		}

		if (cnt[ct] != -1) {
			dp[p] = min(dp[p], dp[cnt[ct]] + abs(sum[p] - sum[cnt[ct]]));
		}

		if (k == R) rd = x;
		else bd = x;
		cnt[ct] = p;
	}
	return dp[n + m];
}

Compilation message

wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:30:8: warning: unused variable 'ret' [-Wunused-variable]
  llong ret = 0ll;
        ^

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 7400 KB Output is correct
2 Correct 0 ms 7400 KB Output is correct
3 Correct 0 ms 7400 KB Output is correct
4 Correct 0 ms 7400 KB Output is correct
5 Correct 0 ms 7400 KB Output is correct
6 Correct 0 ms 7400 KB Output is correct
7 Correct 0 ms 7400 KB Output is correct
8 Correct 0 ms 7400 KB Output is correct
9 Correct 0 ms 7400 KB Output is correct
10 Correct 0 ms 7400 KB Output is correct
11 Correct 0 ms 7400 KB Output is correct
12 Correct 0 ms 7400 KB Output is correct
13 Correct 0 ms 7400 KB Output is correct
14 Correct 0 ms 7400 KB Output is correct
15 Correct 0 ms 7400 KB Output is correct
16 Correct 0 ms 7400 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 7400 KB Output is correct
2 Correct 0 ms 7400 KB Output is correct
3 Correct 29 ms 9436 KB Output is correct
4 Correct 23 ms 9436 KB Output is correct
5 Correct 19 ms 9556 KB Output is correct
6 Correct 39 ms 10144 KB Output is correct
7 Correct 53 ms 10144 KB Output is correct
8 Correct 53 ms 10144 KB Output is correct
9 Correct 39 ms 10144 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 7400 KB Output is correct
2 Correct 0 ms 7400 KB Output is correct
3 Correct 49 ms 10144 KB Output is correct
4 Correct 29 ms 10144 KB Output is correct
5 Correct 0 ms 7400 KB Output is correct
6 Correct 0 ms 7400 KB Output is correct
7 Correct 0 ms 7400 KB Output is correct
8 Correct 0 ms 7400 KB Output is correct
9 Correct 0 ms 7400 KB Output is correct
10 Correct 0 ms 7400 KB Output is correct
11 Correct 0 ms 7400 KB Output is correct
12 Correct 0 ms 7400 KB Output is correct
13 Correct 0 ms 7400 KB Output is correct
14 Correct 0 ms 7400 KB Output is correct
15 Correct 0 ms 7400 KB Output is correct
16 Correct 0 ms 7400 KB Output is correct
17 Correct 0 ms 7400 KB Output is correct
18 Correct 36 ms 10140 KB Output is correct
19 Correct 46 ms 10140 KB Output is correct
20 Correct 49 ms 10144 KB Output is correct
21 Correct 43 ms 10140 KB Output is correct
22 Correct 36 ms 10140 KB Output is correct
23 Correct 36 ms 10140 KB Output is correct
24 Correct 33 ms 10140 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 7400 KB Output is correct
2 Correct 29 ms 10144 KB Output is correct
3 Correct 29 ms 10144 KB Output is correct
4 Correct 33 ms 10144 KB Output is correct
5 Correct 29 ms 10144 KB Output is correct
6 Correct 0 ms 7400 KB Output is correct
7 Correct 0 ms 7400 KB Output is correct
8 Correct 0 ms 7400 KB Output is correct
9 Correct 0 ms 7400 KB Output is correct
10 Correct 0 ms 7400 KB Output is correct
11 Correct 0 ms 7400 KB Output is correct
12 Correct 0 ms 7400 KB Output is correct
13 Correct 0 ms 7400 KB Output is correct
14 Correct 0 ms 7400 KB Output is correct
15 Correct 0 ms 7400 KB Output is correct
16 Correct 0 ms 7400 KB Output is correct
17 Correct 0 ms 7400 KB Output is correct
18 Correct 36 ms 10144 KB Output is correct
19 Correct 23 ms 10144 KB Output is correct
20 Correct 29 ms 10144 KB Output is correct
21 Correct 29 ms 10144 KB Output is correct
22 Correct 33 ms 10144 KB Output is correct
23 Correct 33 ms 10144 KB Output is correct
24 Correct 36 ms 10144 KB Output is correct

Subtask #5
45.0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 7400 KB Output is correct
2 Correct 0 ms 7400 KB Output is correct
3 Correct 0 ms 7400 KB Output is correct
4 Correct 0 ms 7400 KB Output is correct
5 Correct 0 ms 7400 KB Output is correct
6 Correct 0 ms 7400 KB Output is correct
7 Correct 0 ms 7400 KB Output is correct
8 Correct 0 ms 7400 KB Output is correct
9 Correct 0 ms 7400 KB Output is correct
10 Correct 0 ms 7400 KB Output is correct
11 Correct 0 ms 7400 KB Output is correct
12 Correct 0 ms 7400 KB Output is correct
13 Correct 0 ms 7400 KB Output is correct
14 Correct 0 ms 7400 KB Output is correct
15 Correct 0 ms 7400 KB Output is correct
16 Correct 0 ms 7400 KB Output is correct
17 Correct 0 ms 7400 KB Output is correct
18 Correct 0 ms 7400 KB Output is correct
19 Correct 29 ms 9436 KB Output is correct
20 Correct 23 ms 9436 KB Output is correct
21 Correct 19 ms 9556 KB Output is correct
22 Correct 39 ms 10144 KB Output is correct
23 Correct 53 ms 10144 KB Output is correct
24 Correct 53 ms 10144 KB Output is correct
25 Correct 39 ms 10144 KB Output is correct
26 Correct 0 ms 7400 KB Output is correct
27 Correct 0 ms 7400 KB Output is correct
28 Correct 49 ms 10144 KB Output is correct
29 Correct 29 ms 10144 KB Output is correct
30 Correct 0 ms 7400 KB Output is correct
31 Correct 0 ms 7400 KB Output is correct
32 Correct 0 ms 7400 KB Output is correct
33 Correct 0 ms 7400 KB Output is correct
34 Correct 0 ms 7400 KB Output is correct
35 Correct 0 ms 7400 KB Output is correct
36 Correct 0 ms 7400 KB Output is correct
37 Correct 0 ms 7400 KB Output is correct
38 Correct 0 ms 7400 KB Output is correct
39 Correct 0 ms 7400 KB Output is correct
40 Correct 0 ms 7400 KB Output is correct
41 Correct 0 ms 7400 KB Output is correct
42 Correct 0 ms 7400 KB Output is correct
43 Correct 36 ms 10140 KB Output is correct
44 Correct 46 ms 10140 KB Output is correct
45 Correct 49 ms 10144 KB Output is correct
46 Correct 43 ms 10140 KB Output is correct
47 Correct 36 ms 10140 KB Output is correct
48 Correct 36 ms 10140 KB Output is correct
49 Correct 33 ms 10140 KB Output is correct
50 Correct 0 ms 7400 KB Output is correct
51 Correct 29 ms 10144 KB Output is correct
52 Correct 29 ms 10144 KB Output is correct
53 Correct 33 ms 10144 KB Output is correct
54 Correct 29 ms 10144 KB Output is correct
55 Correct 0 ms 7400 KB Output is correct
56 Correct 0 ms 7400 KB Output is correct
57 Correct 0 ms 7400 KB Output is correct
58 Correct 0 ms 7400 KB Output is correct
59 Correct 0 ms 7400 KB Output is correct
60 Correct 0 ms 7400 KB Output is correct
61 Correct 0 ms 7400 KB Output is correct
62 Correct 0 ms 7400 KB Output is correct
63 Correct 0 ms 7400 KB Output is correct
64 Correct 0 ms 7400 KB Output is correct
65 Correct 0 ms 7400 KB Output is correct
66 Correct 0 ms 7400 KB Output is correct
67 Correct 36 ms 10144 KB Output is correct
68 Correct 23 ms 10144 KB Output is correct
69 Correct 29 ms 10144 KB Output is correct
70 Correct 29 ms 10144 KB Output is correct
71 Correct 33 ms 10144 KB Output is correct
72 Correct 33 ms 10144 KB Output is correct
73 Correct 36 ms 10144 KB Output is correct
74 Correct 46 ms 10144 KB Output is correct
75 Correct 29 ms 10144 KB Output is correct
76 Correct 39 ms 10144 KB Output is correct
77 Correct 36 ms 10144 KB Output is correct
78 Correct 26 ms 10144 KB Output is correct
79 Correct 29 ms 10144 KB Output is correct
80 Correct 33 ms 10144 KB Output is correct
81 Correct 33 ms 10144 KB Output is correct
82 Correct 29 ms 10144 KB Output is correct
83 Correct 23 ms 10144 KB Output is correct
84 Correct 33 ms 10144 KB Output is correct
85 Correct 36 ms 10144 KB Output is correct
86 Correct 33 ms 10144 KB Output is correct
87 Correct 33 ms 10144 KB Output is correct
88 Correct 29 ms 10144 KB Output is correct
89 Correct 29 ms 10144 KB Output is correct
90 Correct 39 ms 10144 KB Output is correct
91 Correct 33 ms 10144 KB Output is correct
92 Correct 36 ms 10144 KB Output is correct
93 Correct 36 ms 10144 KB Output is correct
94 Correct 36 ms 10144 KB Output is correct
95 Correct 29 ms 10144 KB Output is correct
96 Correct 36 ms 10144 KB Output is correct
97 Correct 36 ms 10144 KB Output is correct
98 Correct 36 ms 10144 KB Output is correct
99 Correct 26 ms 10144 KB Output is correct
100 Correct 33 ms 10144 KB Output is correct
101 Correct 33 ms 10144 KB Output is correct
102 Correct 53 ms 10144 KB Output is correct