Submission #21791

# Submission time Handle Problem Language Result Execution time Memory
21791 2017-04-25T05:45:05 Z gs14004 Rope (JOI17_rope) C++11
100 / 100
1396 ms 80508 KB
#include <bits/stdc++.h>
typedef long long lint;
typedef long double llf;
using namespace std;
typedef pair<int, int> pi;

int n, m, a[1000005];
int ans[1000005], occ[1000005], chk[1000005];
vector<int> pnt[1000005];
vector<pi> v;
void solve(int s, int e){
	if(e - s + 1 < 0) return;
	for(int i=1; i<=m; i++) pnt[i].clear();
	if(s > 1) pnt[a[s-1]].push_back(a[s-1]);
	if(e < n) pnt[a[e+1]].push_back(a[e+1]);
	for(int i=s+1; i<=e; i+=2){
		if(a[i-1] == a[i]){
			pnt[a[i]].push_back(a[i]);
			pnt[a[i]].push_back(a[i]);
		}
		else{
			int x = a[i-1], y = a[i];
			pnt[x].push_back(x);
			pnt[x].push_back(y);
			pnt[y].push_back(x);
			pnt[y].push_back(y);
		}
	}
	for(int i=1; i<=m; i++){
		int cur = -1e9;
		for(auto &j : pnt[i]) chk[j]++;
		for(auto &j : v){
			cur = max(cur, j.first - chk[j.second]);
			if(!chk[j.second]) break;
		}
		for(auto &j : pnt[i]) chk[j]--;
		ans[i] = min(ans[i], n - occ[i] - cur);
	}
}

int main(){
	scanf("%d %d",&n,&m);
	for(int i=1; i<=n; i++){
		scanf("%d",&a[i]);
	}
	memset(ans, 0x3f, sizeof(ans));
	for(int i=1; i<=n; i++) occ[a[i]]++;
	for(int i=1; i<=m; i++) v.push_back(pi(occ[i], i));
	sort(v.begin(), v.end());
	reverse(v.begin(), v.end());
	if(n % 2 == 0) solve(1, n), solve(2, n-1);
	else solve(1, n-1), solve(2, n);
	for(int i=1; i<=m; i++) printf("%d\n", ans[i]);
}

Compilation message

rope.cpp: In function 'int main()':
rope.cpp:42:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d",&n,&m);
                      ^
rope.cpp:44:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
                    ^
# Verdict Execution time Memory Grader output
1 Correct 6 ms 41084 KB Output is correct
2 Correct 9 ms 41084 KB Output is correct
3 Correct 13 ms 41084 KB Output is correct
4 Correct 9 ms 41084 KB Output is correct
5 Correct 9 ms 41084 KB Output is correct
6 Correct 13 ms 41084 KB Output is correct
7 Correct 9 ms 41084 KB Output is correct
8 Correct 3 ms 41084 KB Output is correct
9 Correct 6 ms 41084 KB Output is correct
10 Correct 3 ms 41084 KB Output is correct
11 Correct 6 ms 41084 KB Output is correct
12 Correct 6 ms 41084 KB Output is correct
13 Correct 3 ms 41084 KB Output is correct
14 Correct 6 ms 41084 KB Output is correct
15 Correct 3 ms 41084 KB Output is correct
16 Correct 6 ms 41084 KB Output is correct
17 Correct 3 ms 41084 KB Output is correct
18 Correct 6 ms 41084 KB Output is correct
19 Correct 6 ms 41084 KB Output is correct
20 Correct 6 ms 41084 KB Output is correct
21 Correct 6 ms 41084 KB Output is correct
22 Correct 6 ms 41084 KB Output is correct
23 Correct 3 ms 41084 KB Output is correct
24 Correct 3 ms 41084 KB Output is correct
25 Correct 3 ms 41084 KB Output is correct
26 Correct 6 ms 41084 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 41084 KB Output is correct
2 Correct 9 ms 41084 KB Output is correct
3 Correct 13 ms 41084 KB Output is correct
4 Correct 9 ms 41084 KB Output is correct
5 Correct 9 ms 41084 KB Output is correct
6 Correct 13 ms 41084 KB Output is correct
7 Correct 9 ms 41084 KB Output is correct
8 Correct 3 ms 41084 KB Output is correct
9 Correct 6 ms 41084 KB Output is correct
10 Correct 3 ms 41084 KB Output is correct
11 Correct 6 ms 41084 KB Output is correct
12 Correct 6 ms 41084 KB Output is correct
13 Correct 3 ms 41084 KB Output is correct
14 Correct 6 ms 41084 KB Output is correct
15 Correct 3 ms 41084 KB Output is correct
16 Correct 6 ms 41084 KB Output is correct
17 Correct 3 ms 41084 KB Output is correct
18 Correct 6 ms 41084 KB Output is correct
19 Correct 6 ms 41084 KB Output is correct
20 Correct 6 ms 41084 KB Output is correct
21 Correct 6 ms 41084 KB Output is correct
22 Correct 6 ms 41084 KB Output is correct
23 Correct 3 ms 41084 KB Output is correct
24 Correct 3 ms 41084 KB Output is correct
25 Correct 3 ms 41084 KB Output is correct
26 Correct 6 ms 41084 KB Output is correct
27 Correct 16 ms 42556 KB Output is correct
28 Correct 16 ms 42332 KB Output is correct
29 Correct 13 ms 42516 KB Output is correct
30 Correct 13 ms 42852 KB Output is correct
31 Correct 16 ms 42564 KB Output is correct
32 Correct 13 ms 42200 KB Output is correct
33 Correct 19 ms 42276 KB Output is correct
34 Correct 19 ms 42588 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 41084 KB Output is correct
2 Correct 9 ms 41084 KB Output is correct
3 Correct 13 ms 41084 KB Output is correct
4 Correct 9 ms 41084 KB Output is correct
5 Correct 9 ms 41084 KB Output is correct
6 Correct 13 ms 41084 KB Output is correct
7 Correct 9 ms 41084 KB Output is correct
8 Correct 3 ms 41084 KB Output is correct
9 Correct 6 ms 41084 KB Output is correct
10 Correct 3 ms 41084 KB Output is correct
11 Correct 6 ms 41084 KB Output is correct
12 Correct 6 ms 41084 KB Output is correct
13 Correct 3 ms 41084 KB Output is correct
14 Correct 6 ms 41084 KB Output is correct
15 Correct 3 ms 41084 KB Output is correct
16 Correct 6 ms 41084 KB Output is correct
17 Correct 3 ms 41084 KB Output is correct
18 Correct 6 ms 41084 KB Output is correct
19 Correct 6 ms 41084 KB Output is correct
20 Correct 6 ms 41084 KB Output is correct
21 Correct 6 ms 41084 KB Output is correct
22 Correct 6 ms 41084 KB Output is correct
23 Correct 3 ms 41084 KB Output is correct
24 Correct 3 ms 41084 KB Output is correct
25 Correct 3 ms 41084 KB Output is correct
26 Correct 6 ms 41084 KB Output is correct
27 Correct 16 ms 42556 KB Output is correct
28 Correct 16 ms 42332 KB Output is correct
29 Correct 13 ms 42516 KB Output is correct
30 Correct 13 ms 42852 KB Output is correct
31 Correct 16 ms 42564 KB Output is correct
32 Correct 13 ms 42200 KB Output is correct
33 Correct 19 ms 42276 KB Output is correct
34 Correct 19 ms 42588 KB Output is correct
35 Correct 23 ms 42140 KB Output is correct
36 Correct 16 ms 42272 KB Output is correct
37 Correct 23 ms 42140 KB Output is correct
38 Correct 19 ms 42140 KB Output is correct
39 Correct 29 ms 42272 KB Output is correct
40 Correct 19 ms 42416 KB Output is correct
41 Correct 19 ms 42420 KB Output is correct
42 Correct 19 ms 42280 KB Output is correct
43 Correct 16 ms 42420 KB Output is correct
44 Correct 26 ms 42416 KB Output is correct
45 Correct 16 ms 42408 KB Output is correct
46 Correct 19 ms 42280 KB Output is correct
47 Correct 26 ms 42420 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 41084 KB Output is correct
2 Correct 9 ms 41084 KB Output is correct
3 Correct 13 ms 41084 KB Output is correct
4 Correct 9 ms 41084 KB Output is correct
5 Correct 9 ms 41084 KB Output is correct
6 Correct 13 ms 41084 KB Output is correct
7 Correct 9 ms 41084 KB Output is correct
8 Correct 3 ms 41084 KB Output is correct
9 Correct 6 ms 41084 KB Output is correct
10 Correct 3 ms 41084 KB Output is correct
11 Correct 6 ms 41084 KB Output is correct
12 Correct 6 ms 41084 KB Output is correct
13 Correct 3 ms 41084 KB Output is correct
14 Correct 6 ms 41084 KB Output is correct
15 Correct 3 ms 41084 KB Output is correct
16 Correct 6 ms 41084 KB Output is correct
17 Correct 3 ms 41084 KB Output is correct
18 Correct 6 ms 41084 KB Output is correct
19 Correct 6 ms 41084 KB Output is correct
20 Correct 6 ms 41084 KB Output is correct
21 Correct 6 ms 41084 KB Output is correct
22 Correct 6 ms 41084 KB Output is correct
23 Correct 3 ms 41084 KB Output is correct
24 Correct 3 ms 41084 KB Output is correct
25 Correct 3 ms 41084 KB Output is correct
26 Correct 6 ms 41084 KB Output is correct
27 Correct 16 ms 42556 KB Output is correct
28 Correct 16 ms 42332 KB Output is correct
29 Correct 13 ms 42516 KB Output is correct
30 Correct 13 ms 42852 KB Output is correct
31 Correct 16 ms 42564 KB Output is correct
32 Correct 13 ms 42200 KB Output is correct
33 Correct 19 ms 42276 KB Output is correct
34 Correct 19 ms 42588 KB Output is correct
35 Correct 23 ms 42140 KB Output is correct
36 Correct 16 ms 42272 KB Output is correct
37 Correct 23 ms 42140 KB Output is correct
38 Correct 19 ms 42140 KB Output is correct
39 Correct 29 ms 42272 KB Output is correct
40 Correct 19 ms 42416 KB Output is correct
41 Correct 19 ms 42420 KB Output is correct
42 Correct 19 ms 42280 KB Output is correct
43 Correct 16 ms 42420 KB Output is correct
44 Correct 26 ms 42416 KB Output is correct
45 Correct 16 ms 42408 KB Output is correct
46 Correct 19 ms 42280 KB Output is correct
47 Correct 26 ms 42420 KB Output is correct
48 Correct 223 ms 54292 KB Output is correct
49 Correct 196 ms 54160 KB Output is correct
50 Correct 219 ms 54160 KB Output is correct
51 Correct 179 ms 54196 KB Output is correct
52 Correct 176 ms 52364 KB Output is correct
53 Correct 189 ms 52632 KB Output is correct
54 Correct 166 ms 50688 KB Output is correct
55 Correct 176 ms 50300 KB Output is correct
56 Correct 183 ms 49784 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 41084 KB Output is correct
2 Correct 9 ms 41084 KB Output is correct
3 Correct 13 ms 41084 KB Output is correct
4 Correct 9 ms 41084 KB Output is correct
5 Correct 9 ms 41084 KB Output is correct
6 Correct 13 ms 41084 KB Output is correct
7 Correct 9 ms 41084 KB Output is correct
8 Correct 3 ms 41084 KB Output is correct
9 Correct 6 ms 41084 KB Output is correct
10 Correct 3 ms 41084 KB Output is correct
11 Correct 6 ms 41084 KB Output is correct
12 Correct 6 ms 41084 KB Output is correct
13 Correct 3 ms 41084 KB Output is correct
14 Correct 6 ms 41084 KB Output is correct
15 Correct 3 ms 41084 KB Output is correct
16 Correct 6 ms 41084 KB Output is correct
17 Correct 3 ms 41084 KB Output is correct
18 Correct 6 ms 41084 KB Output is correct
19 Correct 6 ms 41084 KB Output is correct
20 Correct 6 ms 41084 KB Output is correct
21 Correct 6 ms 41084 KB Output is correct
22 Correct 6 ms 41084 KB Output is correct
23 Correct 3 ms 41084 KB Output is correct
24 Correct 3 ms 41084 KB Output is correct
25 Correct 3 ms 41084 KB Output is correct
26 Correct 6 ms 41084 KB Output is correct
27 Correct 16 ms 42556 KB Output is correct
28 Correct 16 ms 42332 KB Output is correct
29 Correct 13 ms 42516 KB Output is correct
30 Correct 13 ms 42852 KB Output is correct
31 Correct 16 ms 42564 KB Output is correct
32 Correct 13 ms 42200 KB Output is correct
33 Correct 19 ms 42276 KB Output is correct
34 Correct 19 ms 42588 KB Output is correct
35 Correct 23 ms 42140 KB Output is correct
36 Correct 16 ms 42272 KB Output is correct
37 Correct 23 ms 42140 KB Output is correct
38 Correct 19 ms 42140 KB Output is correct
39 Correct 29 ms 42272 KB Output is correct
40 Correct 19 ms 42416 KB Output is correct
41 Correct 19 ms 42420 KB Output is correct
42 Correct 19 ms 42280 KB Output is correct
43 Correct 16 ms 42420 KB Output is correct
44 Correct 26 ms 42416 KB Output is correct
45 Correct 16 ms 42408 KB Output is correct
46 Correct 19 ms 42280 KB Output is correct
47 Correct 26 ms 42420 KB Output is correct
48 Correct 223 ms 54292 KB Output is correct
49 Correct 196 ms 54160 KB Output is correct
50 Correct 219 ms 54160 KB Output is correct
51 Correct 179 ms 54196 KB Output is correct
52 Correct 176 ms 52364 KB Output is correct
53 Correct 189 ms 52632 KB Output is correct
54 Correct 166 ms 50688 KB Output is correct
55 Correct 176 ms 50300 KB Output is correct
56 Correct 183 ms 49784 KB Output is correct
57 Correct 1396 ms 80508 KB Output is correct
58 Correct 1206 ms 69552 KB Output is correct
59 Correct 1056 ms 69420 KB Output is correct
60 Correct 1049 ms 71928 KB Output is correct
61 Correct 1149 ms 71928 KB Output is correct
62 Correct 396 ms 61020 KB Output is correct
63 Correct 686 ms 63964 KB Output is correct
64 Correct 526 ms 62168 KB Output is correct
65 Correct 296 ms 55312 KB Output is correct