oj.uz

Submission #578465

# Submission time Handle Problem Language Result Execution time Memory
578465 2022-06-17T03:20:31 Z balbit Treatment Project (JOI20_treatment) C++14
100 / 100
 243 ms 39556 KB 
#include <bits/stdc++.h>
using namespace std;
#define int ll
#define ll long long
#define pii pair<ll, ll>
#define f first
#define s second

#define SZ(x) (int)((x).size())
#define ALL(x) (x).begin(), (x).end()
#define pb push_back

#define MX(a,b) a =  max(a,b)
#define MN(a,b) a =  min(a,b)
#define FOR(i,a,b) for (int i = a; i<b; ++i)
#define REP(i,n) for (int i = 0; i<n; ++i)
#define REP1(i,n) for (int i = 1; i<=n; ++i)

#ifdef BALBIT
#define bug(...) cerr<<"#"<<__LINE__<<"- "<<#__VA_ARGS__<<": ", _do(__VA_ARGS__)
template<typename T> void _do(T && x){cerr<<x<<endl;}
template<typename T, typename ...S> void _do(T && x, S && ...y){cerr<<x<<", "; _do(y...);}
#else
#define bug(...)
#define endl '\n'
#endif // BALBIT


const int maxn = 3e5+5;
const int mod = 1e9+7;
const ll inf = 0x3f3f3f3f3f3f3f3f;

struct rect{
    int x,y,r,c,i;

    bool operator < (rect &R) {
        if (x != R.x) return x < R.x;
        return y < R.y;
    }
};

bool isbeg[maxn], isend[maxn]; // for each rectangle, is it the beg or end?????
bool done[maxn];
ll dst[maxn];

pii s[maxn*4]; // minimum y position, index (in segment tree!!!!!)

void MO(int p, pii v, int o = 1, int l = 0, int r = maxn-1) {
    if( l > p || r < p) return;
    if( l == r) {
        s[o] = v;
        return;
    }
    int mid = (l+r)/2;
    MO(p,v,o*2,l,mid); MO(p,v,o*2+1,mid+1,r);
    s[o] = min(s[o*2],s[o*2+1]);
}

pii QU(int L, int R, int o=1, int l=0, int r=maxn-1) {
    if (l > R || r < L) return {inf,  -1};
    if (l >= L && r <= R) return s[o];
    int  mid = (l+r)/2;
    return min(QU(L,R,o*2,l,mid), QU(L,R,o*2+1,mid+1,r));
}

void build(){
    fill(s, s+maxn*4, pii{inf,-1});
}

ll get(vector<rect> v) {
    for (rect &R : v) {
        bug(R.x,R.y,R.r,R.c,R.i);
        bug(isbeg[R.i]);
        bug(isend[R.i]);
    }

//    sort(ALL(v));

    memset(dst, 0x3f, sizeof dst);
    int n = SZ(v);

    priority_queue<pii, vector<pii>, greater<pii> >pq;

    vector<pair<pii, int> > pts;
    build();

    for (rect &R : v) {
        if (isbeg[R.i]) {
            dst[R.i]=R.c;
            pq.push({dst[R.i], R.i});
        }else{
            pts.pb({{R.x, R.y}, R.i});
        }
    }

    sort(ALL(pts));
    for (rect &R : v) {
        if (isbeg[R.i]) continue;
        int meat = lower_bound(ALL(pts), make_pair(make_pair(R.x, R.y), R.i)) - pts.begin();
        MO(meat, {R.y, meat});
    }

    ll re = inf;

    while (!pq.empty()) {
        int me = pq.top().s; ll w = pq.top().f; pq.pop();
        if (dst[me] != w) continue;
        if (isend[me]) {
            MN(re, dst[me]);
        }
        pair<pii, int> moo = make_pair(make_pair(v[me].x + v[me].r + 1, v[me].y + v[me].r + 1), 1000000);
        int upto = upper_bound(ALL(pts), moo) - pts.begin() - 1;
        pii hi = QU(0,upto);
        while (hi.s != -1) {
            if (hi.f > v[me].y + v[me].r + 1) break;
//            bug(hi.s);
            int who = pts[hi.s].s;
            bug(me, who);
            dst[who] = v[who].c + dst[me];
            pq.push({dst[who], who});
            MO(hi.s, {inf, -1});
            hi = QU(0, upto);
        }
    }
    if (re == inf) return -1;
    return re;
}

signed main(){
    ios::sync_with_stdio(0), cin.tie(0);
    bug(1,2);

    vector<rect> go;
    int n,m; cin>>n>>m;
    REP(i,m) {
        int t,l,r,c; cin>>t>>l>>r>>c;
        --l; --r;
        isbeg[i] = l == 0;
        isend[i] = r == n-1;
        go.pb({l+t, l-t,r-l,c,i});
    }

    ll re =get(go);
    cout<<re<<endl;

}

/*
10 5
1 8 10 30
1 1 6 50
2 7 7 100
3 5 7 11
2 8 8 11



7 6 10 4
4 1 3 1
*/

Compilation message

treatment.cpp: In function 'long long int get(std::vector<rect>)':
treatment.cpp:71:16: warning: unused variable 'R' [-Wunused-variable]
   71 |     for (rect &R : v) {
      |                ^
treatment.cpp:80:9: warning: unused variable 'n' [-Wunused-variable]
   80 |     int n = SZ(v);
      |         ^

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 174 ms 38060 KB Output is correct
2 Correct 127 ms 38120 KB Output is correct
3 Correct 165 ms 36436 KB Output is correct
4 Correct 147 ms 36472 KB Output is correct
5 Correct 168 ms 38460 KB Output is correct
6 Correct 177 ms 38036 KB Output is correct
7 Correct 155 ms 38016 KB Output is correct
8 Correct 92 ms 38000 KB Output is correct
9 Correct 89 ms 37960 KB Output is correct
10 Correct 99 ms 37932 KB Output is correct
11 Correct 220 ms 38696 KB Output is correct
12 Correct 188 ms 38628 KB Output is correct
13 Correct 226 ms 38120 KB Output is correct
14 Correct 200 ms 38020 KB Output is correct
15 Correct 165 ms 37928 KB Output is correct
16 Correct 176 ms 37936 KB Output is correct
17 Correct 165 ms 37256 KB Output is correct
18 Correct 191 ms 38076 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 21340 KB Output is correct
2 Correct 10 ms 21460 KB Output is correct
3 Correct 10 ms 21456 KB Output is correct
4 Correct 10 ms 21460 KB Output is correct
5 Correct 9 ms 21460 KB Output is correct
6 Correct 10 ms 21444 KB Output is correct
7 Correct 12 ms 21384 KB Output is correct
8 Correct 9 ms 21460 KB Output is correct
9 Correct 9 ms 21460 KB Output is correct
10 Correct 10 ms 21492 KB Output is correct
11 Correct 10 ms 21460 KB Output is correct
12 Correct 10 ms 21384 KB Output is correct
13 Correct 11 ms 21460 KB Output is correct
14 Correct 10 ms 21460 KB Output is correct
15 Correct 9 ms 21452 KB Output is correct
16 Correct 9 ms 21452 KB Output is correct
17 Correct 9 ms 21392 KB Output is correct
18 Correct 9 ms 21460 KB Output is correct
19 Correct 9 ms 21460 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 21340 KB Output is correct
2 Correct 10 ms 21460 KB Output is correct
3 Correct 10 ms 21456 KB Output is correct
4 Correct 10 ms 21460 KB Output is correct
5 Correct 9 ms 21460 KB Output is correct
6 Correct 10 ms 21444 KB Output is correct
7 Correct 12 ms 21384 KB Output is correct
8 Correct 9 ms 21460 KB Output is correct
9 Correct 9 ms 21460 KB Output is correct
10 Correct 10 ms 21492 KB Output is correct
11 Correct 10 ms 21460 KB Output is correct
12 Correct 10 ms 21384 KB Output is correct
13 Correct 11 ms 21460 KB Output is correct
14 Correct 10 ms 21460 KB Output is correct
15 Correct 9 ms 21452 KB Output is correct
16 Correct 9 ms 21452 KB Output is correct
17 Correct 9 ms 21392 KB Output is correct
18 Correct 9 ms 21460 KB Output is correct
19 Correct 9 ms 21460 KB Output is correct
20 Correct 15 ms 22160 KB Output is correct
21 Correct 17 ms 22160 KB Output is correct
22 Correct 15 ms 22288 KB Output is correct
23 Correct 15 ms 22288 KB Output is correct
24 Correct 20 ms 22360 KB Output is correct
25 Correct 22 ms 22364 KB Output is correct
26 Correct 18 ms 22296 KB Output is correct
27 Correct 16 ms 22288 KB Output is correct
28 Correct 17 ms 22288 KB Output is correct
29 Correct 17 ms 22284 KB Output is correct
30 Correct 13 ms 22320 KB Output is correct
31 Correct 14 ms 22288 KB Output is correct
32 Correct 17 ms 22380 KB Output is correct
33 Correct 16 ms 22288 KB Output is correct
34 Correct 16 ms 22288 KB Output is correct
35 Correct 17 ms 22248 KB Output is correct
36 Correct 17 ms 22288 KB Output is correct
37 Correct 16 ms 22304 KB Output is correct

Subtask #4
61.0 / 61.0

# Verdict Execution time Memory Grader output
1 Correct 174 ms 38060 KB Output is correct
2 Correct 127 ms 38120 KB Output is correct
3 Correct 165 ms 36436 KB Output is correct
4 Correct 147 ms 36472 KB Output is correct
5 Correct 168 ms 38460 KB Output is correct
6 Correct 177 ms 38036 KB Output is correct
7 Correct 155 ms 38016 KB Output is correct
8 Correct 92 ms 38000 KB Output is correct
9 Correct 89 ms 37960 KB Output is correct
10 Correct 99 ms 37932 KB Output is correct
11 Correct 220 ms 38696 KB Output is correct
12 Correct 188 ms 38628 KB Output is correct
13 Correct 226 ms 38120 KB Output is correct
14 Correct 200 ms 38020 KB Output is correct
15 Correct 165 ms 37928 KB Output is correct
16 Correct 176 ms 37936 KB Output is correct
17 Correct 165 ms 37256 KB Output is correct
18 Correct 191 ms 38076 KB Output is correct
19 Correct 10 ms 21340 KB Output is correct
20 Correct 10 ms 21460 KB Output is correct
21 Correct 10 ms 21456 KB Output is correct
22 Correct 10 ms 21460 KB Output is correct
23 Correct 9 ms 21460 KB Output is correct
24 Correct 10 ms 21444 KB Output is correct
25 Correct 12 ms 21384 KB Output is correct
26 Correct 9 ms 21460 KB Output is correct
27 Correct 9 ms 21460 KB Output is correct
28 Correct 10 ms 21492 KB Output is correct
29 Correct 10 ms 21460 KB Output is correct
30 Correct 10 ms 21384 KB Output is correct
31 Correct 11 ms 21460 KB Output is correct
32 Correct 10 ms 21460 KB Output is correct
33 Correct 9 ms 21452 KB Output is correct
34 Correct 9 ms 21452 KB Output is correct
35 Correct 9 ms 21392 KB Output is correct
36 Correct 9 ms 21460 KB Output is correct
37 Correct 9 ms 21460 KB Output is correct
38 Correct 15 ms 22160 KB Output is correct
39 Correct 17 ms 22160 KB Output is correct
40 Correct 15 ms 22288 KB Output is correct
41 Correct 15 ms 22288 KB Output is correct
42 Correct 20 ms 22360 KB Output is correct
43 Correct 22 ms 22364 KB Output is correct
44 Correct 18 ms 22296 KB Output is correct
45 Correct 16 ms 22288 KB Output is correct
46 Correct 17 ms 22288 KB Output is correct
47 Correct 17 ms 22284 KB Output is correct
48 Correct 13 ms 22320 KB Output is correct
49 Correct 14 ms 22288 KB Output is correct
50 Correct 17 ms 22380 KB Output is correct
51 Correct 16 ms 22288 KB Output is correct
52 Correct 16 ms 22288 KB Output is correct
53 Correct 17 ms 22248 KB Output is correct
54 Correct 17 ms 22288 KB Output is correct
55 Correct 16 ms 22304 KB Output is correct
56 Correct 147 ms 36772 KB Output is correct
57 Correct 153 ms 37248 KB Output is correct
58 Correct 172 ms 37176 KB Output is correct
59 Correct 173 ms 37504 KB Output is correct
60 Correct 171 ms 38328 KB Output is correct
61 Correct 191 ms 37204 KB Output is correct
62 Correct 169 ms 36944 KB Output is correct
63 Correct 155 ms 38132 KB Output is correct
64 Correct 160 ms 38116 KB Output is correct
65 Correct 174 ms 38380 KB Output is correct
66 Correct 163 ms 38368 KB Output is correct
67 Correct 234 ms 38680 KB Output is correct
68 Correct 187 ms 38732 KB Output is correct
69 Correct 162 ms 38700 KB Output is correct
70 Correct 216 ms 38776 KB Output is correct
71 Correct 185 ms 38792 KB Output is correct
72 Correct 160 ms 38800 KB Output is correct
73 Correct 204 ms 38772 KB Output is correct
74 Correct 98 ms 38764 KB Output is correct
75 Correct 90 ms 38724 KB Output is correct
76 Correct 218 ms 38972 KB Output is correct
77 Correct 223 ms 39276 KB Output is correct
78 Correct 208 ms 38460 KB Output is correct
79 Correct 232 ms 38780 KB Output is correct
80 Correct 181 ms 38388 KB Output is correct
81 Correct 129 ms 38684 KB Output is correct
82 Correct 186 ms 37600 KB Output is correct
83 Correct 195 ms 37832 KB Output is correct
84 Correct 206 ms 37904 KB Output is correct
85 Correct 155 ms 38780 KB Output is correct
86 Correct 172 ms 38704 KB Output is correct
87 Correct 171 ms 38816 KB Output is correct
88 Correct 181 ms 38800 KB Output is correct
89 Correct 169 ms 38708 KB Output is correct
90 Correct 233 ms 39300 KB Output is correct
91 Correct 190 ms 38712 KB Output is correct
92 Correct 163 ms 38784 KB Output is correct
93 Correct 243 ms 38704 KB Output is correct
94 Correct 176 ms 38708 KB Output is correct
95 Correct 190 ms 38792 KB Output is correct
96 Correct 228 ms 39232 KB Output is correct
97 Correct 222 ms 39292 KB Output is correct
98 Correct 237 ms 39308 KB Output is correct
99 Correct 243 ms 39340 KB Output is correct
100 Correct 194 ms 39000 KB Output is correct
101 Correct 242 ms 39300 KB Output is correct
102 Correct 224 ms 39556 KB Output is correct
103 Correct 199 ms 38804 KB Output is correct