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답안 #155285

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
155285 2019-09-27T13:02:50 Z ryansee Rope (JOI17_rope) C++14
80 / 100
 2500 ms 195092 KB 
#include "bits/stdc++.h"
using namespace std;

#define FAST ios_base::sync_with_stdio(false); cin.tie(0);
#define pb push_back
#define eb emplace_back
#define ins insert
#define ph push
#define f first
#define s second
#define cbr cerr << "hi\n"
#define mmst(x, v) memset((x), v, sizeof ((x)))
#define siz(x) ((ll)x.size())
#define all(x) (x).begin(), (x).end()
#define lbd(x, y) lower_bound(all(x), y)
#define ubd(x, y) upper_bound(all(x), y)
#define btinpct(x) __builtin_popcountll((x))
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());    //can be used by calling rng() or shuffle(A, A+n, rng)
inline long long rand(long long x, long long y) { return (rng() % (y+1-x)) + x; } //inclusivesss
string to_string(char c) {string s(1,c);return s;} template<typename T> inline T gcd(T a,T b){ return a==0?b:gcd(b%a,a); }

#define ll long long int 
#define ld long double
#define FOR(ii, ss, ee) for(ll ii = (ss); ii <= (ll)(ee); ++ii)
#define DEC(ii, ss, ee) for(ll ii = (ss); ii >= (ll)(ee); --ii)
typedef pair <ll, ll> pi; typedef pair <ll, pi> spi; typedef pair <pi, pi> dpi;

#define LLINF ((long long) 1e18)//1234567890987654321
#define INF 1234567890ll
// #define cerr if(0)cout
#define MAXN (1000006)
ll n, m, A[MAXN]; ll N;
vector<pi> v;
ll ans[MAXN];
vector<ll> cnt;
struct node {
	int s,e,m;
	ll v;
	node *l,*r;
	node (ll _S, ll _E) {
		s=_S,e=_E,m=(s+e)>>1;
		v=0;
		if(s^e){
			l=new node(s,m);
			r=new node(m+1,e);
		}
	}
	void update(ll x,ll nval) {
		if(s==e) {
			v+=nval;
			return;
		}
		if(x>m) r->update(x,nval); else l->update(x,nval);
		v=max(l->v,r->v);
	}
	ll rmq() {
		return v;
	}
} *seg;
void solve() {
	ll n=v.size();
	vector<ll> mp(m+1, 0);
	vector<vector<ll>> adj(m+1, vector<ll>());
	FOR(i,0,n-1) if(v[i].s!=-1) {
		adj[v[i].f].eb(v[i].s);
		adj[v[i].s].eb(v[i].f);
	}
	FOR(i,1,m) {
		// ll n=v.size();
		ll add = 0;
		for(auto j:adj[i]) seg->update(j, -1);
		seg->update(i, -cnt[i]);
		add = N-cnt[i]-seg->rmq();
		ans[i]=min(ans[i], add);
		seg->update(i,cnt[i]);
		for(auto j:adj[i]) seg->update(j, 1);
	}
}
int main()
{
	FAST
	cin>>n>>m;N=n;
	if(m==1) {
		cout<<0; return 0;
	}
	FOR(i,1,n) cin>>A[i]; cnt.resize(m+1, 0); for(ll i=1;i<=n;++i) cnt[A[i]] ++; seg=new node(1, m); FOR(i,1,n) seg->update(A[i],1);
	for(ll i=1;i<=n;i+=2) v.eb(A[i], (i+1>n?-1:A[i+1]));
	fill(ans, ans+MAXN, LLINF);
	solve();
	v.clear();
	v.eb(A[1], -1);
	for(ll i=2;i<=n;i+=2) v.eb(A[i], (i+1>n?-1:A[i+1]));
	solve();
	for(ll i=1;i<=m;++i) cout<<ans[i]<<'\n';
}

Compilation message

rope.cpp: In function 'int main()':
rope.cpp:24:25: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
 #define FOR(ii, ss, ee) for(ll ii = (ss); ii <= (ll)(ee); ++ii)
                         ^
rope.cpp:86:2: note: in expansion of macro 'FOR'
  FOR(i,1,n) cin>>A[i]; cnt.resize(m+1, 0); for(ll i=1;i<=n;++i) cnt[A[i]] ++; seg=new node(1, m); FOR(i,1,n) seg->update(A[i],1);
  ^~~
rope.cpp:86:24: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
  FOR(i,1,n) cin>>A[i]; cnt.resize(m+1, 0); for(ll i=1;i<=n;++i) cnt[A[i]] ++; seg=new node(1, m); FOR(i,1,n) seg->update(A[i],1);
                        ^~~

Subtask #1
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 8184 KB Output is correct
2 Correct 10 ms 8184 KB Output is correct
3 Correct 9 ms 8184 KB Output is correct
4 Correct 10 ms 8184 KB Output is correct
5 Correct 10 ms 8184 KB Output is correct
6 Correct 11 ms 8184 KB Output is correct
7 Correct 10 ms 8184 KB Output is correct
8 Correct 10 ms 8184 KB Output is correct
9 Correct 9 ms 8184 KB Output is correct
10 Correct 8 ms 8184 KB Output is correct
11 Correct 9 ms 8184 KB Output is correct
12 Correct 10 ms 8184 KB Output is correct
13 Correct 8 ms 8184 KB Output is correct
14 Correct 8 ms 8184 KB Output is correct
15 Correct 8 ms 8184 KB Output is correct
16 Correct 10 ms 8184 KB Output is correct
17 Correct 9 ms 8184 KB Output is correct
18 Correct 8 ms 8184 KB Output is correct
19 Correct 10 ms 8184 KB Output is correct
20 Correct 9 ms 8184 KB Output is correct
21 Correct 9 ms 8184 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 8 ms 8312 KB Output is correct
24 Correct 9 ms 8312 KB Output is correct
25 Correct 9 ms 8184 KB Output is correct
26 Correct 2 ms 376 KB Output is correct

Subtask #2
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 8184 KB Output is correct
2 Correct 10 ms 8184 KB Output is correct
3 Correct 9 ms 8184 KB Output is correct
4 Correct 10 ms 8184 KB Output is correct
5 Correct 10 ms 8184 KB Output is correct
6 Correct 11 ms 8184 KB Output is correct
7 Correct 10 ms 8184 KB Output is correct
8 Correct 10 ms 8184 KB Output is correct
9 Correct 9 ms 8184 KB Output is correct
10 Correct 8 ms 8184 KB Output is correct
11 Correct 9 ms 8184 KB Output is correct
12 Correct 10 ms 8184 KB Output is correct
13 Correct 8 ms 8184 KB Output is correct
14 Correct 8 ms 8184 KB Output is correct
15 Correct 8 ms 8184 KB Output is correct
16 Correct 10 ms 8184 KB Output is correct
17 Correct 9 ms 8184 KB Output is correct
18 Correct 8 ms 8184 KB Output is correct
19 Correct 10 ms 8184 KB Output is correct
20 Correct 9 ms 8184 KB Output is correct
21 Correct 9 ms 8184 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 8 ms 8312 KB Output is correct
24 Correct 9 ms 8312 KB Output is correct
25 Correct 9 ms 8184 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 35 ms 11292 KB Output is correct
28 Correct 30 ms 11144 KB Output is correct
29 Correct 34 ms 11204 KB Output is correct
30 Correct 30 ms 11380 KB Output is correct
31 Correct 35 ms 11400 KB Output is correct
32 Correct 29 ms 11120 KB Output is correct
33 Correct 34 ms 11168 KB Output is correct
34 Correct 31 ms 11476 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 8184 KB Output is correct
2 Correct 10 ms 8184 KB Output is correct
3 Correct 9 ms 8184 KB Output is correct
4 Correct 10 ms 8184 KB Output is correct
5 Correct 10 ms 8184 KB Output is correct
6 Correct 11 ms 8184 KB Output is correct
7 Correct 10 ms 8184 KB Output is correct
8 Correct 10 ms 8184 KB Output is correct
9 Correct 9 ms 8184 KB Output is correct
10 Correct 8 ms 8184 KB Output is correct
11 Correct 9 ms 8184 KB Output is correct
12 Correct 10 ms 8184 KB Output is correct
13 Correct 8 ms 8184 KB Output is correct
14 Correct 8 ms 8184 KB Output is correct
15 Correct 8 ms 8184 KB Output is correct
16 Correct 10 ms 8184 KB Output is correct
17 Correct 9 ms 8184 KB Output is correct
18 Correct 8 ms 8184 KB Output is correct
19 Correct 10 ms 8184 KB Output is correct
20 Correct 9 ms 8184 KB Output is correct
21 Correct 9 ms 8184 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 8 ms 8312 KB Output is correct
24 Correct 9 ms 8312 KB Output is correct
25 Correct 9 ms 8184 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 35 ms 11292 KB Output is correct
28 Correct 30 ms 11144 KB Output is correct
29 Correct 34 ms 11204 KB Output is correct
30 Correct 30 ms 11380 KB Output is correct
31 Correct 35 ms 11400 KB Output is correct
32 Correct 29 ms 11120 KB Output is correct
33 Correct 34 ms 11168 KB Output is correct
34 Correct 31 ms 11476 KB Output is correct
35 Correct 67 ms 11164 KB Output is correct
36 Correct 66 ms 11288 KB Output is correct
37 Correct 66 ms 11240 KB Output is correct
38 Correct 66 ms 11316 KB Output is correct
39 Correct 68 ms 11304 KB Output is correct
40 Correct 55 ms 11548 KB Output is correct
41 Correct 52 ms 11496 KB Output is correct
42 Correct 54 ms 11444 KB Output is correct
43 Correct 50 ms 11372 KB Output is correct
44 Correct 57 ms 11500 KB Output is correct
45 Correct 55 ms 11496 KB Output is correct
46 Correct 54 ms 11444 KB Output is correct
47 Correct 50 ms 11456 KB Output is correct

Subtask #4
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 8184 KB Output is correct
2 Correct 10 ms 8184 KB Output is correct
3 Correct 9 ms 8184 KB Output is correct
4 Correct 10 ms 8184 KB Output is correct
5 Correct 10 ms 8184 KB Output is correct
6 Correct 11 ms 8184 KB Output is correct
7 Correct 10 ms 8184 KB Output is correct
8 Correct 10 ms 8184 KB Output is correct
9 Correct 9 ms 8184 KB Output is correct
10 Correct 8 ms 8184 KB Output is correct
11 Correct 9 ms 8184 KB Output is correct
12 Correct 10 ms 8184 KB Output is correct
13 Correct 8 ms 8184 KB Output is correct
14 Correct 8 ms 8184 KB Output is correct
15 Correct 8 ms 8184 KB Output is correct
16 Correct 10 ms 8184 KB Output is correct
17 Correct 9 ms 8184 KB Output is correct
18 Correct 8 ms 8184 KB Output is correct
19 Correct 10 ms 8184 KB Output is correct
20 Correct 9 ms 8184 KB Output is correct
21 Correct 9 ms 8184 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 8 ms 8312 KB Output is correct
24 Correct 9 ms 8312 KB Output is correct
25 Correct 9 ms 8184 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 35 ms 11292 KB Output is correct
28 Correct 30 ms 11144 KB Output is correct
29 Correct 34 ms 11204 KB Output is correct
30 Correct 30 ms 11380 KB Output is correct
31 Correct 35 ms 11400 KB Output is correct
32 Correct 29 ms 11120 KB Output is correct
33 Correct 34 ms 11168 KB Output is correct
34 Correct 31 ms 11476 KB Output is correct
35 Correct 67 ms 11164 KB Output is correct
36 Correct 66 ms 11288 KB Output is correct
37 Correct 66 ms 11240 KB Output is correct
38 Correct 66 ms 11316 KB Output is correct
39 Correct 68 ms 11304 KB Output is correct
40 Correct 55 ms 11548 KB Output is correct
41 Correct 52 ms 11496 KB Output is correct
42 Correct 54 ms 11444 KB Output is correct
43 Correct 50 ms 11372 KB Output is correct
44 Correct 57 ms 11500 KB Output is correct
45 Correct 55 ms 11496 KB Output is correct
46 Correct 54 ms 11444 KB Output is correct
47 Correct 50 ms 11456 KB Output is correct
48 Correct 868 ms 41816 KB Output is correct
49 Correct 868 ms 42072 KB Output is correct
50 Correct 867 ms 42004 KB Output is correct
51 Correct 733 ms 41388 KB Output is correct
52 Correct 670 ms 38520 KB Output is correct
53 Correct 717 ms 40464 KB Output is correct
54 Correct 677 ms 38372 KB Output is correct
55 Correct 679 ms 38020 KB Output is correct
56 Correct 664 ms 37572 KB Output is correct

Subtask #5
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 8184 KB Output is correct
2 Correct 10 ms 8184 KB Output is correct
3 Correct 9 ms 8184 KB Output is correct
4 Correct 10 ms 8184 KB Output is correct
5 Correct 10 ms 8184 KB Output is correct
6 Correct 11 ms 8184 KB Output is correct
7 Correct 10 ms 8184 KB Output is correct
8 Correct 10 ms 8184 KB Output is correct
9 Correct 9 ms 8184 KB Output is correct
10 Correct 8 ms 8184 KB Output is correct
11 Correct 9 ms 8184 KB Output is correct
12 Correct 10 ms 8184 KB Output is correct
13 Correct 8 ms 8184 KB Output is correct
14 Correct 8 ms 8184 KB Output is correct
15 Correct 8 ms 8184 KB Output is correct
16 Correct 10 ms 8184 KB Output is correct
17 Correct 9 ms 8184 KB Output is correct
18 Correct 8 ms 8184 KB Output is correct
19 Correct 10 ms 8184 KB Output is correct
20 Correct 9 ms 8184 KB Output is correct
21 Correct 9 ms 8184 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 8 ms 8312 KB Output is correct
24 Correct 9 ms 8312 KB Output is correct
25 Correct 9 ms 8184 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 35 ms 11292 KB Output is correct
28 Correct 30 ms 11144 KB Output is correct
29 Correct 34 ms 11204 KB Output is correct
30 Correct 30 ms 11380 KB Output is correct
31 Correct 35 ms 11400 KB Output is correct
32 Correct 29 ms 11120 KB Output is correct
33 Correct 34 ms 11168 KB Output is correct
34 Correct 31 ms 11476 KB Output is correct
35 Correct 67 ms 11164 KB Output is correct
36 Correct 66 ms 11288 KB Output is correct
37 Correct 66 ms 11240 KB Output is correct
38 Correct 66 ms 11316 KB Output is correct
39 Correct 68 ms 11304 KB Output is correct
40 Correct 55 ms 11548 KB Output is correct
41 Correct 52 ms 11496 KB Output is correct
42 Correct 54 ms 11444 KB Output is correct
43 Correct 50 ms 11372 KB Output is correct
44 Correct 57 ms 11500 KB Output is correct
45 Correct 55 ms 11496 KB Output is correct
46 Correct 54 ms 11444 KB Output is correct
47 Correct 50 ms 11456 KB Output is correct
48 Correct 868 ms 41816 KB Output is correct
49 Correct 868 ms 42072 KB Output is correct
50 Correct 867 ms 42004 KB Output is correct
51 Correct 733 ms 41388 KB Output is correct
52 Correct 670 ms 38520 KB Output is correct
53 Correct 717 ms 40464 KB Output is correct
54 Correct 677 ms 38372 KB Output is correct
55 Correct 679 ms 38020 KB Output is correct
56 Correct 664 ms 37572 KB Output is correct
57 Execution timed out 2583 ms 195092 KB Time limit exceeded
58 Halted 0 ms 0 KB -