oj.uz

Submission #588772

# Submission time Handle Problem Language Result Execution time Memory
588772 2022-07-04T04:27:15 Z balbit Sprinkler (JOI22_sprinkler) C++14
41 / 100
 4000 ms 206388 KB 
#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define int ll
#define pii pair<ll, ll>
#define f first
#define s second

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

#define MX(a,b) a = max(a,b)
#define MN(a,b) a = min(a,b)
#define SZ(x) (int)(x).size()
#define ALL(x) (x).begin(), (x).end()
#define pb push_back

#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 = 2e5+5;
signed L;
vector<int> rawt[maxn], g[maxn];
int par[maxn];
ll H[maxn];
int ordpos[maxn], dep[maxn];;
vector<int> depv[maxn];

ll seg[maxn*4], tg[maxn*4];

inline void push(int o, int l, int r) {
    if (tg[o] != 1) {
        seg[o] *= tg[o]; seg[o] %= L;
        if (l!=r) {
            tg[o*2] = tg[o*2] * tg[o] % L;
            tg[o*2+1] = tg[o*2+1] * tg[o] % L;
        }
        tg[o] = 1;
    }
}

void MO(int L, int R, int v, int o=1, int l=0, int r=maxn-1) {
    push(o,l,r);
    if (l > R || r < L) return;
    if (l >= L && r <= R) {
        tg[o] = tg[o] * v % ::L;
        push(o,l,r); return;
    }
    int mid = (l+r)/2;
    MO(L,R,v,o*2,l,mid); MO(L,R,v,o*2+1,mid+1,r);
    seg[o] = seg[o*2] * seg[o*2+1] % ::L;
}

ll get(int p, int o=1, int l=0, int r=maxn-1) {
    if (l > p || r < p) assert(0);
    push(o,l,r);
    if (l == r) return seg[o];
    int mid = (l+r)/2;
    if (p <= mid) return get(p,o*2,l,mid);
    else return get(p,o*2+1,mid+1,r);
}

void build(){
    fill(seg, seg+maxn*4, 1);
    fill(tg, tg+maxn*4, 1);
}

void dfs1(int v, int p) {
    par[v] = p;
    depv[dep[v]].pb(v);
    for (int u : rawt[v]) {
        if (u == p) continue;
        g[v].pb(u);
        dep[u] = dep[v] + 1;
        dfs1(u,v);
    }
}

pii rnghere[maxn][41];

void dfs2(int v) {
    fill(rnghere[v], rnghere[v]+41, pii{10000000,-1});
    rnghere[v][0] = {ordpos[v],ordpos[v]};
    for (int u : g[v]) {
        dfs2(u);
        REP(d, 40) {
            if (rnghere[u][d].s != -1) {
                MN(rnghere[v][d+1].f, rnghere[u][d].f);
                MX(rnghere[v][d+1].s, rnghere[u][d].s);
            }
        }
    }
}

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

    int n; cin>>n>>L;
    REP(i,n-1) {
        int a,b; cin>>a>>b; --a; --b;
        rawt[a].pb(b);
        rawt[b].pb(a);
    }

    dfs1(0,-1);
    int IT = 0;
    REP(i, maxn) {
        for (int e : depv[i]) {
            bug(e, IT);
            ordpos[e] = IT++;
        }
    }
    build();

    dfs2(0);

    REP(i,n) cin>>H[i], MO(ordpos[i],ordpos[i],H[i]);

    int q; cin>>q;

    while (q--) {
        int tp; cin>>tp;
        if (tp == 1) {
            int v, d, w; cin>>v>>d>>w; --v;
            int at = v;
            for (int dp = dep[v] + d; dp >= dep[v] - d; dp--) {
                if (dp < 0 || dp >= maxn || SZ(depv[dp]) == 0) continue;
                while (at != 0 && dep[v] - dep[par[at]] + dp - dep[par[at]] <= d) {
                    at = par[at];
                }
                pii ha = rnghere[at][dp-dep[at]];
                if (ha.f == -1) continue;
                bug(ha.f, ha.s, w);
                MO(ha.f, ha.s, w);
            }
        }else{
            int v; cin>>v; --v;
            bug(ordpos[v]);
            cout<<get(ordpos[v])<<endl;
        }

    }

}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 26964 KB Output is correct
2 Correct 14 ms 26964 KB Output is correct
3 Correct 14 ms 26964 KB Output is correct
4 Correct 22 ms 27744 KB Output is correct
5 Correct 21 ms 27752 KB Output is correct
6 Correct 19 ms 27744 KB Output is correct
7 Correct 18 ms 27732 KB Output is correct
8 Correct 16 ms 27732 KB Output is correct
9 Correct 14 ms 26964 KB Output is correct
10 Correct 14 ms 26984 KB Output is correct
11 Correct 14 ms 26984 KB Output is correct
12 Correct 13 ms 27000 KB Output is correct
13 Correct 13 ms 26980 KB Output is correct
14 Correct 15 ms 26992 KB Output is correct
15 Correct 14 ms 26888 KB Output is correct
16 Correct 14 ms 26996 KB Output is correct
17 Correct 14 ms 26996 KB Output is correct
18 Correct 15 ms 26988 KB Output is correct
19 Correct 14 ms 26980 KB Output is correct
20 Correct 15 ms 26892 KB Output is correct
21 Correct 16 ms 26976 KB Output is correct
22 Correct 14 ms 26964 KB Output is correct
23 Correct 13 ms 26984 KB Output is correct
24 Correct 13 ms 26936 KB Output is correct
25 Correct 13 ms 26980 KB Output is correct
26 Correct 13 ms 26984 KB Output is correct
27 Correct 13 ms 26884 KB Output is correct
28 Correct 14 ms 26964 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 26964 KB Output is correct
2 Correct 659 ms 181596 KB Output is correct
3 Correct 1020 ms 178488 KB Output is correct
4 Correct 881 ms 192868 KB Output is correct
5 Correct 788 ms 180000 KB Output is correct
6 Correct 755 ms 178884 KB Output is correct
7 Correct 809 ms 178932 KB Output is correct
8 Correct 651 ms 179000 KB Output is correct
9 Correct 749 ms 201596 KB Output is correct
10 Correct 1118 ms 196600 KB Output is correct
11 Correct 627 ms 181656 KB Output is correct
12 Correct 1060 ms 178480 KB Output is correct
13 Correct 1057 ms 178176 KB Output is correct
14 Correct 1037 ms 176736 KB Output is correct
15 Correct 992 ms 176476 KB Output is correct
16 Correct 948 ms 176244 KB Output is correct
17 Correct 1097 ms 177116 KB Output is correct
18 Correct 14 ms 26964 KB Output is correct
19 Correct 14 ms 26964 KB Output is correct
20 Correct 14 ms 26964 KB Output is correct
21 Correct 14 ms 26984 KB Output is correct
22 Correct 14 ms 27000 KB Output is correct

Subtask #3
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 26964 KB Output is correct
2 Correct 659 ms 181596 KB Output is correct
3 Correct 1020 ms 178488 KB Output is correct
4 Correct 881 ms 192868 KB Output is correct
5 Correct 788 ms 180000 KB Output is correct
6 Correct 755 ms 178884 KB Output is correct
7 Correct 809 ms 178932 KB Output is correct
8 Correct 651 ms 179000 KB Output is correct
9 Correct 749 ms 201596 KB Output is correct
10 Correct 1118 ms 196600 KB Output is correct
11 Correct 627 ms 181656 KB Output is correct
12 Correct 1060 ms 178480 KB Output is correct
13 Correct 1057 ms 178176 KB Output is correct
14 Correct 1037 ms 176736 KB Output is correct
15 Correct 992 ms 176476 KB Output is correct
16 Correct 948 ms 176244 KB Output is correct
17 Correct 1097 ms 177116 KB Output is correct
18 Correct 14 ms 26964 KB Output is correct
19 Correct 14 ms 26964 KB Output is correct
20 Correct 14 ms 26964 KB Output is correct
21 Correct 14 ms 26984 KB Output is correct
22 Correct 14 ms 27000 KB Output is correct
23 Correct 13 ms 26964 KB Output is correct
24 Correct 694 ms 184924 KB Output is correct
25 Correct 1241 ms 187904 KB Output is correct
26 Correct 949 ms 206388 KB Output is correct
27 Correct 893 ms 187468 KB Output is correct
28 Correct 812 ms 186344 KB Output is correct
29 Correct 799 ms 185936 KB Output is correct
30 Correct 782 ms 186512 KB Output is correct
31 Correct 742 ms 200584 KB Output is correct
32 Correct 1341 ms 205804 KB Output is correct
33 Correct 717 ms 187252 KB Output is correct
34 Correct 1377 ms 187704 KB Output is correct
35 Correct 13 ms 26968 KB Output is correct
36 Correct 16 ms 26964 KB Output is correct
37 Correct 14 ms 26972 KB Output is correct
38 Correct 14 ms 27000 KB Output is correct
39 Correct 15 ms 26944 KB Output is correct
40 Correct 15 ms 26964 KB Output is correct
41 Correct 14 ms 26964 KB Output is correct
42 Correct 15 ms 26984 KB Output is correct
43 Correct 13 ms 26932 KB Output is correct
44 Correct 13 ms 27076 KB Output is correct
45 Correct 13 ms 26964 KB Output is correct
46 Correct 18 ms 26976 KB Output is correct
47 Correct 14 ms 26964 KB Output is correct
48 Correct 14 ms 26984 KB Output is correct
49 Correct 14 ms 26976 KB Output is correct

Subtask #4
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 26964 KB Output is correct
2 Correct 1666 ms 198432 KB Output is correct
3 Execution timed out 4083 ms 193016 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 26964 KB Output is correct
2 Correct 1734 ms 194084 KB Output is correct
3 Execution timed out 4067 ms 188264 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 26964 KB Output is correct
2 Correct 14 ms 26964 KB Output is correct
3 Correct 14 ms 26964 KB Output is correct
4 Correct 22 ms 27744 KB Output is correct
5 Correct 21 ms 27752 KB Output is correct
6 Correct 19 ms 27744 KB Output is correct
7 Correct 18 ms 27732 KB Output is correct
8 Correct 16 ms 27732 KB Output is correct
9 Correct 14 ms 26964 KB Output is correct
10 Correct 14 ms 26984 KB Output is correct
11 Correct 14 ms 26984 KB Output is correct
12 Correct 13 ms 27000 KB Output is correct
13 Correct 13 ms 26980 KB Output is correct
14 Correct 15 ms 26992 KB Output is correct
15 Correct 14 ms 26888 KB Output is correct
16 Correct 14 ms 26996 KB Output is correct
17 Correct 14 ms 26996 KB Output is correct
18 Correct 15 ms 26988 KB Output is correct
19 Correct 14 ms 26980 KB Output is correct
20 Correct 15 ms 26892 KB Output is correct
21 Correct 16 ms 26976 KB Output is correct
22 Correct 14 ms 26964 KB Output is correct
23 Correct 13 ms 26984 KB Output is correct
24 Correct 13 ms 26936 KB Output is correct
25 Correct 13 ms 26980 KB Output is correct
26 Correct 13 ms 26984 KB Output is correct
27 Correct 13 ms 26884 KB Output is correct
28 Correct 14 ms 26964 KB Output is correct
29 Correct 13 ms 26964 KB Output is correct
30 Correct 659 ms 181596 KB Output is correct
31 Correct 1020 ms 178488 KB Output is correct
32 Correct 881 ms 192868 KB Output is correct
33 Correct 788 ms 180000 KB Output is correct
34 Correct 755 ms 178884 KB Output is correct
35 Correct 809 ms 178932 KB Output is correct
36 Correct 651 ms 179000 KB Output is correct
37 Correct 749 ms 201596 KB Output is correct
38 Correct 1118 ms 196600 KB Output is correct
39 Correct 627 ms 181656 KB Output is correct
40 Correct 1060 ms 178480 KB Output is correct
41 Correct 1057 ms 178176 KB Output is correct
42 Correct 1037 ms 176736 KB Output is correct
43 Correct 992 ms 176476 KB Output is correct
44 Correct 948 ms 176244 KB Output is correct
45 Correct 1097 ms 177116 KB Output is correct
46 Correct 14 ms 26964 KB Output is correct
47 Correct 14 ms 26964 KB Output is correct
48 Correct 14 ms 26964 KB Output is correct
49 Correct 14 ms 26984 KB Output is correct
50 Correct 14 ms 27000 KB Output is correct
51 Correct 13 ms 26964 KB Output is correct
52 Correct 694 ms 184924 KB Output is correct
53 Correct 1241 ms 187904 KB Output is correct
54 Correct 949 ms 206388 KB Output is correct
55 Correct 893 ms 187468 KB Output is correct
56 Correct 812 ms 186344 KB Output is correct
57 Correct 799 ms 185936 KB Output is correct
58 Correct 782 ms 186512 KB Output is correct
59 Correct 742 ms 200584 KB Output is correct
60 Correct 1341 ms 205804 KB Output is correct
61 Correct 717 ms 187252 KB Output is correct
62 Correct 1377 ms 187704 KB Output is correct
63 Correct 13 ms 26968 KB Output is correct
64 Correct 16 ms 26964 KB Output is correct
65 Correct 14 ms 26972 KB Output is correct
66 Correct 14 ms 27000 KB Output is correct
67 Correct 15 ms 26944 KB Output is correct
68 Correct 15 ms 26964 KB Output is correct
69 Correct 14 ms 26964 KB Output is correct
70 Correct 15 ms 26984 KB Output is correct
71 Correct 13 ms 26932 KB Output is correct
72 Correct 13 ms 27076 KB Output is correct
73 Correct 13 ms 26964 KB Output is correct
74 Correct 18 ms 26976 KB Output is correct
75 Correct 14 ms 26964 KB Output is correct
76 Correct 14 ms 26984 KB Output is correct
77 Correct 14 ms 26976 KB Output is correct
78 Correct 13 ms 26964 KB Output is correct
79 Correct 1666 ms 198432 KB Output is correct
80 Execution timed out 4083 ms 193016 KB Time limit exceeded
81 Halted 0 ms 0 KB -