답안 #53771

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
53771 2018-07-01T07:09:24 Z grumpy_gordon 유괴 2 (JOI17_abduction2) C++17
100 / 100
2947 ms 133276 KB
/*
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#include <bits/stdc++.h>

//#pragma GCC optimize("O3")
//#pragma GCC optimize("Ofast,no-stack-protector")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx")
//#pragma GCC target("avx,tune=native")
//float __attribute__((aligned(32)))

using namespace std;

typedef long long ll;

typedef unsigned long long ull;

typedef long double ld;

typedef unsigned int uint;

ll sqr(ll x){
    return x * x;
}

int mysqrt(ll x){
    int l = 0, r = 1e9 + 1;
    while (r - l > 1){
        int m = (l + r) / 2;
        if (m * (ll)m <= x)
            l = m;
        else
            r = m;
    }
    return l;
}

mt19937 rnd(1227);

mt19937_64 rndll(12365);

ll AR = 19, BR = 13, CR = 23, XR = 228, YR = 322, MODR = 1e9 + 993;

ll myrand(){
    ll ZR = (XR * AR + YR * BR + CR) % MODR;
    XR = YR;
    YR = ZR;
    return ZR;
}

const int Mod = 1e9 + 7;

int bpow(int x, int y){
    if (y == 0)
        return 1;
    if (y == 1)
        return x;
    int ret = bpow(x, y >> 1);
    ret = (ret * (ll)ret) % Mod;
    if (y & 1)
        ret = (ret * (ll)x) % Mod;
    return ret;
}

int bdiv(int x, int y){
    return (x * (ll)bpow(y, Mod - 2)) % Mod;
}

void setmin(int &x, int y){
    x = min(x, y);
}

void setmax(int &x, int y){
    x = max(x, y);
}

void setmin(ll &x, ll y){
    x = min(x, y);
}

void setmax(ll &x, ll y){
    x = max(x, y);
}

int gcd(int a, int b){
    return a ? gcd(b % a, a) : b;
}

const ll llinf = 2e18 + 100;

const double eps = 1e-9;

const int maxn = 5e4 + 10, maxw = 1e6 + 100, inf = 2e9 + 100, sq = 300, mod = 1e9 + 7, LG = 16;

int sp[2][LG][maxn];

int a[2][maxn];

int n[2];

int leg[maxn];

int get(int t, int l, int r){
    if (l > r)
        return -1;
    int lg = leg[r - l + 1];
    return max(sp[t][lg][l], sp[t][lg][r - (1 << lg) + 1]);
}

map<ll, ll> ans;

ll Get(int x, int y, int t){
    if (x < 0 || y < 0 || x >= n[0] || y >= n[1])
        return -1;
    ll w = (x * (ll)maxn + y) * 2 + t;
    if (ans.find(w) == ans.end()){
        ll val = 0;
        int l, r;
        if (t == 0){
            l = -1, r = x;
            while (r - l > 1){
                int m = (l + r) / 2;
                if (get(0, m, x - 1) > a[1][y])
                    l = m;
                else
                    r = m;
            }
            val = x - l + Get(l, y, 1);
            l = x, r = n[0];
            while (r - l > 1){
                int m = (l + r) / 2;
                if (get(0, x + 1, m) > a[1][y])
                    r = m;
                else
                    l = m;
            }
            setmax(val, r - x + Get(r, y, 1));
        }else{
            l = -1, r = y;
            while (r - l > 1){
                int m = (l + r) / 2;
                if (get(1, m, y - 1) > a[0][x])
                    l = m;
                else
                    r = m;
            }
            val = y - l + Get(x, l, 0);
            l = y, r = n[1];
            while (r - l > 1){
                int m = (l + r) / 2;
                if (get(1, y + 1, m) > a[0][x])
                    r = m;
                else
                    l = m;
            }
            setmax(val, r - y + Get(x, r, 0));
        }
        ans[w] = val;
    }
    return ans[w];
}

void prec(){
    for (int i = 2; i < maxn; i++)
        leg[i] = leg[i >> 1] + 1;
    for (int t = 0; t < 2; t++)
        for (int j = 1; j < LG; j++)
            for (int i = 0; i + (1 << j) <= n[t]; i++)
                sp[t][j][i] = max(sp[t][j - 1][i], sp[t][j - 1][i + (1 << (j - 1))]);
}

int main()
{
    #ifdef ONPC
    //ifstream cin("a.in");
    //ofstream cout("a.out");
    freopen("a.in", "r", stdin);
    freopen("a.out", "w", stdout);
    #else
    //ifstream cin("gymnasts.in");
    //ofstream cout("gymnasts.out");
    //freopen("sort.in", "r", stdin);
    //freopen("sort.out", "w", stdout);
    #endif // ONPC
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    cin >> n[0] >> n[1];
    int zap;
    cin >> zap;
    for (int t = 0; t < 2; t++){
        for (int i = 0; i < n[t]; i++)
            cin >> a[t][i], sp[t][0][i] = a[t][i];
    }
    prec();
    while (zap--){
        int x, y;
        cin >> x >> y;
        cout << max(Get(x - 1, y - 1, 0), Get(x - 1, y - 1, 1)) << '\n';
    }
}
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 2 ms 740 KB Output is correct
3 Correct 2 ms 740 KB Output is correct
4 Correct 2 ms 740 KB Output is correct
5 Correct 2 ms 816 KB Output is correct
6 Correct 3 ms 816 KB Output is correct
7 Correct 2 ms 816 KB Output is correct
8 Correct 2 ms 816 KB Output is correct
9 Correct 3 ms 816 KB Output is correct
10 Correct 2 ms 848 KB Output is correct
11 Correct 2 ms 868 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 2 ms 740 KB Output is correct
3 Correct 2 ms 740 KB Output is correct
4 Correct 2 ms 740 KB Output is correct
5 Correct 2 ms 816 KB Output is correct
6 Correct 3 ms 816 KB Output is correct
7 Correct 2 ms 816 KB Output is correct
8 Correct 2 ms 816 KB Output is correct
9 Correct 3 ms 816 KB Output is correct
10 Correct 2 ms 848 KB Output is correct
11 Correct 2 ms 868 KB Output is correct
12 Correct 3 ms 996 KB Output is correct
13 Correct 3 ms 996 KB Output is correct
14 Correct 3 ms 996 KB Output is correct
15 Correct 3 ms 996 KB Output is correct
16 Correct 3 ms 996 KB Output is correct
17 Correct 3 ms 996 KB Output is correct
18 Correct 3 ms 1124 KB Output is correct
19 Correct 6 ms 1252 KB Output is correct
20 Correct 6 ms 1380 KB Output is correct
21 Correct 6 ms 1380 KB Output is correct
22 Correct 7 ms 1508 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 2 ms 740 KB Output is correct
3 Correct 2 ms 740 KB Output is correct
4 Correct 2 ms 740 KB Output is correct
5 Correct 2 ms 816 KB Output is correct
6 Correct 3 ms 816 KB Output is correct
7 Correct 2 ms 816 KB Output is correct
8 Correct 2 ms 816 KB Output is correct
9 Correct 3 ms 816 KB Output is correct
10 Correct 2 ms 848 KB Output is correct
11 Correct 2 ms 868 KB Output is correct
12 Correct 3 ms 996 KB Output is correct
13 Correct 3 ms 996 KB Output is correct
14 Correct 3 ms 996 KB Output is correct
15 Correct 3 ms 996 KB Output is correct
16 Correct 3 ms 996 KB Output is correct
17 Correct 3 ms 996 KB Output is correct
18 Correct 3 ms 1124 KB Output is correct
19 Correct 6 ms 1252 KB Output is correct
20 Correct 6 ms 1380 KB Output is correct
21 Correct 6 ms 1380 KB Output is correct
22 Correct 7 ms 1508 KB Output is correct
23 Correct 20 ms 7140 KB Output is correct
24 Correct 20 ms 7140 KB Output is correct
25 Correct 20 ms 7140 KB Output is correct
26 Correct 25 ms 7140 KB Output is correct
27 Correct 21 ms 7148 KB Output is correct
28 Correct 54 ms 11644 KB Output is correct
29 Correct 28 ms 11644 KB Output is correct
30 Correct 117 ms 13052 KB Output is correct
31 Correct 157 ms 14844 KB Output is correct
32 Correct 25 ms 14844 KB Output is correct
33 Correct 43 ms 14844 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 14844 KB Output is correct
2 Correct 5 ms 14844 KB Output is correct
3 Correct 6 ms 14844 KB Output is correct
4 Correct 5 ms 14844 KB Output is correct
5 Correct 6 ms 14844 KB Output is correct
6 Correct 4 ms 14844 KB Output is correct
7 Correct 4 ms 14844 KB Output is correct
8 Correct 9 ms 14844 KB Output is correct
9 Correct 8 ms 14844 KB Output is correct
10 Correct 8 ms 14844 KB Output is correct
11 Correct 9 ms 14844 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 2 ms 740 KB Output is correct
3 Correct 2 ms 740 KB Output is correct
4 Correct 2 ms 740 KB Output is correct
5 Correct 2 ms 816 KB Output is correct
6 Correct 3 ms 816 KB Output is correct
7 Correct 2 ms 816 KB Output is correct
8 Correct 2 ms 816 KB Output is correct
9 Correct 3 ms 816 KB Output is correct
10 Correct 2 ms 848 KB Output is correct
11 Correct 2 ms 868 KB Output is correct
12 Correct 3 ms 996 KB Output is correct
13 Correct 3 ms 996 KB Output is correct
14 Correct 3 ms 996 KB Output is correct
15 Correct 3 ms 996 KB Output is correct
16 Correct 3 ms 996 KB Output is correct
17 Correct 3 ms 996 KB Output is correct
18 Correct 3 ms 1124 KB Output is correct
19 Correct 6 ms 1252 KB Output is correct
20 Correct 6 ms 1380 KB Output is correct
21 Correct 6 ms 1380 KB Output is correct
22 Correct 7 ms 1508 KB Output is correct
23 Correct 20 ms 7140 KB Output is correct
24 Correct 20 ms 7140 KB Output is correct
25 Correct 20 ms 7140 KB Output is correct
26 Correct 25 ms 7140 KB Output is correct
27 Correct 21 ms 7148 KB Output is correct
28 Correct 54 ms 11644 KB Output is correct
29 Correct 28 ms 11644 KB Output is correct
30 Correct 117 ms 13052 KB Output is correct
31 Correct 157 ms 14844 KB Output is correct
32 Correct 25 ms 14844 KB Output is correct
33 Correct 43 ms 14844 KB Output is correct
34 Correct 5 ms 14844 KB Output is correct
35 Correct 5 ms 14844 KB Output is correct
36 Correct 6 ms 14844 KB Output is correct
37 Correct 5 ms 14844 KB Output is correct
38 Correct 6 ms 14844 KB Output is correct
39 Correct 4 ms 14844 KB Output is correct
40 Correct 4 ms 14844 KB Output is correct
41 Correct 9 ms 14844 KB Output is correct
42 Correct 8 ms 14844 KB Output is correct
43 Correct 8 ms 14844 KB Output is correct
44 Correct 9 ms 14844 KB Output is correct
45 Correct 29 ms 14844 KB Output is correct
46 Correct 27 ms 14844 KB Output is correct
47 Correct 28 ms 14844 KB Output is correct
48 Correct 31 ms 14844 KB Output is correct
49 Correct 26 ms 14844 KB Output is correct
50 Correct 68 ms 14844 KB Output is correct
51 Correct 70 ms 14844 KB Output is correct
52 Correct 197 ms 17196 KB Output is correct
53 Correct 200 ms 17196 KB Output is correct
54 Correct 184 ms 17196 KB Output is correct
55 Correct 317 ms 21400 KB Output is correct
56 Correct 2947 ms 133276 KB Output is correct
57 Correct 707 ms 133276 KB Output is correct
58 Correct 652 ms 133276 KB Output is correct
59 Correct 666 ms 133276 KB Output is correct