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답안 #564278

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
564278 2022-05-18T19:54:41 Z urosk Pinball (JOI14_pinball) C++14
100 / 100
 696 ms 73188 KB 
// __builtin_popcount(x)
// __builtin_popcountll(x)
#define here cerr<<"===========================================\n"
#include <bits/stdc++.h>
#define ld double
#define ll long long
#define ull unsigned long long
#define llinf 100000000000000000LL // 10^17
#define iinf 2000000000 // 2*10^9
#define pb push_back
#define popb pop_back
#define fi first
#define sc second
#define endl '\n'
#define pii pair<int,int>
#define pll pair<ll,ll>
#define pld pair<ld,ld>
#define sz(a) int(a.size())
#define all(a) a.begin(),a.end()
#define ceri(a,l,r) {for(ll i_ = l;i_<=r;i_++) cerr<<a[i_]<< " ";cerr<<endl;}
using namespace std;

#define maxn 1000005
ll n,m;
ll l[maxn],r[maxn],c[maxn],val[maxn];
ll t[4*maxn];
void upd(ll v,ll tl,ll tr,ll i,ll x){
    if(tl==tr){
        t[v] = min(t[v],x);
        return;
    }
    ll mid = (tl+tr)/2;
    if(i<=mid) upd(2*v,tl,mid,i,x);
    else upd(2*v+1,mid+1,tr,i,x);
    t[v] = min(t[2*v],t[2*v+1]);
}
ll get(ll v,ll tl,ll tr,ll l,ll r){
    if(l>r) return llinf;
    if(tl==l&&tr==r) return t[v];
    ll mid = (tl+tr)/2;
    return min(get(2*v,tl,mid,l,min(mid,r)),get(2*v+1,mid+1,tr,max(mid+1,l),r));
}
ll it = 1;
map<ll,ll> mp;
ll dp[maxn][2];
int main(){
	ios_base::sync_with_stdio(false);cerr.tie(0);cout.tie(0);cin.tie(0);
    cin >> n >> m;
    set<ll> s;
    s.insert(1);
    s.insert(m);
    for(ll i = 1;i<=n;i++){
        cin >> l[i] >> r[i] >> c[i] >> val[i];
        s.insert(l[i]);
        s.insert(r[i]);
        s.insert(c[i]);
    }
    for(ll x : s) mp[x] = it++;
    m = mp[m];
    for(ll i = 1;i<=n;i++){
        l[i] = mp[l[i]];
        r[i] = mp[r[i]];
        c[i] = mp[c[i]];
    }
    vector<ll> w = {mp[1],m};
    for(ll ii = 0;ii<2;ii++){
        fill(t,t+4*maxn,llinf);
        upd(1,1,it+1,w[ii],0);
        for(ll i = 1;i<=n;i++){
            dp[i][ii] = get(1,1,it+1,l[i],r[i]);
            upd(1,1,it+1,c[i],dp[i][ii] + val[i]);
        }
    }
    ll ans = llinf;
    for(ll i = 1;i<=n;i++) ans = min(ans,dp[i][0] + dp[i][1] + val[i]);
	if(ans==llinf) ans = -1;
	cout<<ans<<endl;
	return 0;
}
/*
5 6
2 4 3 5
1 2 2 8
3 6 5 2
4 6 4 7
2 4 3 10

3 5
2 4 3 10
1 3 1 20
2 5 4 30
*/

Subtask #1
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 18 ms 31572 KB Output is correct
2 Correct 21 ms 31572 KB Output is correct
3 Correct 18 ms 31612 KB Output is correct
4 Correct 19 ms 31572 KB Output is correct
5 Correct 18 ms 31572 KB Output is correct
6 Correct 18 ms 31676 KB Output is correct
7 Correct 18 ms 31676 KB Output is correct
8 Correct 18 ms 31572 KB Output is correct

Subtask #2
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 18 ms 31572 KB Output is correct
2 Correct 21 ms 31572 KB Output is correct
3 Correct 18 ms 31612 KB Output is correct
4 Correct 19 ms 31572 KB Output is correct
5 Correct 18 ms 31572 KB Output is correct
6 Correct 18 ms 31676 KB Output is correct
7 Correct 18 ms 31676 KB Output is correct
8 Correct 18 ms 31572 KB Output is correct
9 Correct 18 ms 31700 KB Output is correct
10 Correct 22 ms 31700 KB Output is correct
11 Correct 23 ms 31628 KB Output is correct
12 Correct 19 ms 31700 KB Output is correct
13 Correct 19 ms 31752 KB Output is correct
14 Correct 18 ms 31700 KB Output is correct

Subtask #3
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 18 ms 31572 KB Output is correct
2 Correct 21 ms 31572 KB Output is correct
3 Correct 18 ms 31612 KB Output is correct
4 Correct 19 ms 31572 KB Output is correct
5 Correct 18 ms 31572 KB Output is correct
6 Correct 18 ms 31676 KB Output is correct
7 Correct 18 ms 31676 KB Output is correct
8 Correct 18 ms 31572 KB Output is correct
9 Correct 18 ms 31700 KB Output is correct
10 Correct 22 ms 31700 KB Output is correct
11 Correct 23 ms 31628 KB Output is correct
12 Correct 19 ms 31700 KB Output is correct
13 Correct 19 ms 31752 KB Output is correct
14 Correct 18 ms 31700 KB Output is correct
15 Correct 18 ms 31572 KB Output is correct
16 Correct 18 ms 31676 KB Output is correct
17 Correct 24 ms 31792 KB Output is correct
18 Correct 19 ms 31760 KB Output is correct
19 Correct 21 ms 32008 KB Output is correct
20 Correct 19 ms 31828 KB Output is correct
21 Correct 18 ms 31844 KB Output is correct
22 Correct 19 ms 32004 KB Output is correct
23 Correct 19 ms 32076 KB Output is correct
24 Correct 21 ms 32084 KB Output is correct

Subtask #4
49.0 / 49.0

# 결과 실행 시간 메모리 Grader output
1 Correct 18 ms 31572 KB Output is correct
2 Correct 21 ms 31572 KB Output is correct
3 Correct 18 ms 31612 KB Output is correct
4 Correct 19 ms 31572 KB Output is correct
5 Correct 18 ms 31572 KB Output is correct
6 Correct 18 ms 31676 KB Output is correct
7 Correct 18 ms 31676 KB Output is correct
8 Correct 18 ms 31572 KB Output is correct
9 Correct 18 ms 31700 KB Output is correct
10 Correct 22 ms 31700 KB Output is correct
11 Correct 23 ms 31628 KB Output is correct
12 Correct 19 ms 31700 KB Output is correct
13 Correct 19 ms 31752 KB Output is correct
14 Correct 18 ms 31700 KB Output is correct
15 Correct 18 ms 31572 KB Output is correct
16 Correct 18 ms 31676 KB Output is correct
17 Correct 24 ms 31792 KB Output is correct
18 Correct 19 ms 31760 KB Output is correct
19 Correct 21 ms 32008 KB Output is correct
20 Correct 19 ms 31828 KB Output is correct
21 Correct 18 ms 31844 KB Output is correct
22 Correct 19 ms 32004 KB Output is correct
23 Correct 19 ms 32076 KB Output is correct
24 Correct 21 ms 32084 KB Output is correct
25 Correct 43 ms 34252 KB Output is correct
26 Correct 106 ms 39996 KB Output is correct
27 Correct 274 ms 48672 KB Output is correct
28 Correct 156 ms 40244 KB Output is correct
29 Correct 189 ms 45836 KB Output is correct
30 Correct 227 ms 42144 KB Output is correct
31 Correct 525 ms 58524 KB Output is correct
32 Correct 414 ms 53348 KB Output is correct
33 Correct 80 ms 39592 KB Output is correct
34 Correct 239 ms 52340 KB Output is correct
35 Correct 327 ms 72908 KB Output is correct
36 Correct 696 ms 73048 KB Output is correct
37 Correct 525 ms 73024 KB Output is correct
38 Correct 497 ms 73188 KB Output is correct