oj.uz

Submission #201812

# Submission time Handle Problem Language Result Execution time Memory
201812 2020-02-12T05:26:52 Z tri Xylophone (JOI18_xylophone) C++14
100 / 100
 105 ms 504 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<ll, ll> pl;

typedef vector<int> vi;
typedef vector<ld> vd;
typedef vector<ll> vl;

#define pb push_back
#define f first
#define s second

namespace debug {
    const int DEBUG = true;

    template<class T1, class T2>
    void pr(const pair<T1, T2> &x);

    template<class T, size_t SZ>
    void pr(const array<T, SZ> &x);

    template<class T>
    void pr(const vector<T> &x);

    template<class T>
    void pr(const set<T> &x);

    template<class T1, class T2>
    void pr(const map<T1, T2> &x);

    template<class T>
    void pr(const T &x) { if (DEBUG) cout << x; }

    template<class T, class... Ts>
    void pr(const T &first, const Ts &... rest) { pr(first), pr(rest...); }

    template<class T1, class T2>
    void pr(const pair<T1, T2> &x) { pr("{", x.f, ", ", x.s, "}"); }

    template<class T>
    void prIn(const T &x) {
        pr("{");
        bool fst = 1;
        for (auto &a : x) {
            pr(fst ? "" : ", ", a), fst = 0;
        }
        pr("}");
    }

    template<class T, size_t SZ>
    void pr(const array<T, SZ> &x) { prIn(x); }

    template<class T>
    void pr(const vector<T> &x) { prIn(x); }

    template<class T>
    void pr(const set<T> &x) { prIn(x); }

    template<class T1, class T2>
    void pr(const map<T1, T2> &x) { prIn(x); }

    void ps() { pr("\n"), cout << flush; }

    template<class Arg, class... Args>
    void ps(const Arg &first, const Args &... rest) {
        pr(first, " ");
        ps(rest...);
    }
}
using namespace debug;


int query(int s, int t);

void answer(int i, int a);

void solve(int N) {
    vi sDiff(N + 1), dDiff(N + 1);

    for (int i = 1; i <= N; i++) {
        if (i + 1 <= N) {
            sDiff[i] = query(i, i + 1);
        }
        if (i + 2 <= N) {
            dDiff[i] = query(i, i + 2);
        }
    }

    vi a(N + 1);
    a[1] = 0;
    a[2] = sDiff[1];

    for (int i = 3; i <= N; i++) {
        bool lUp = a[i - 1] > a[i - 2];
        bool cUp;

        if (sDiff[i - 2] + sDiff[i - 1] == dDiff[i - 2]) {
            cUp = lUp;
        } else {
            cUp = !lUp;
        }
        if (cUp) {
            a[i] = a[i - 1] + sDiff[i - 1];
        } else {
            a[i] = a[i - 1] - sDiff[i - 1];
        }
    }
    
    int minV = 1e9;
    for (int i = 1; i <= N; i++) {
        minV = min(minV, a[i]);
    }

    int delta = 1 - minV;
    for (int i = 1; i <= N; i++) {
        a[i] += delta;
    }

    int minI = min_element(++a.begin(), a.end()) - a.begin();
    int maxI = max_element(++a.begin(), a.end()) - a.begin();

    if (minI > maxI) {
        for (int i = 1; i <= N; i++) {
            a[i] = N + 1 - a[i];
        }
    }

    for (int i = 1; i <= N; i++) {
        answer(i, a[i]);
    }

}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 252 KB Output is correct
2 Correct 5 ms 248 KB Output is correct
3 Correct 5 ms 248 KB Output is correct
4 Correct 7 ms 248 KB Output is correct
5 Correct 6 ms 248 KB Output is correct
6 Correct 7 ms 248 KB Output is correct
7 Correct 7 ms 248 KB Output is correct
8 Correct 7 ms 248 KB Output is correct
9 Correct 7 ms 248 KB Output is correct
10 Correct 7 ms 248 KB Output is correct
11 Correct 6 ms 376 KB Output is correct
12 Correct 6 ms 248 KB Output is correct
13 Correct 6 ms 248 KB Output is correct
14 Correct 6 ms 248 KB Output is correct
15 Correct 7 ms 376 KB Output is correct

Subtask #2
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 252 KB Output is correct
2 Correct 5 ms 248 KB Output is correct
3 Correct 5 ms 248 KB Output is correct
4 Correct 7 ms 248 KB Output is correct
5 Correct 6 ms 248 KB Output is correct
6 Correct 7 ms 248 KB Output is correct
7 Correct 7 ms 248 KB Output is correct
8 Correct 7 ms 248 KB Output is correct
9 Correct 7 ms 248 KB Output is correct
10 Correct 7 ms 248 KB Output is correct
11 Correct 6 ms 376 KB Output is correct
12 Correct 6 ms 248 KB Output is correct
13 Correct 6 ms 248 KB Output is correct
14 Correct 6 ms 248 KB Output is correct
15 Correct 7 ms 376 KB Output is correct
16 Correct 10 ms 376 KB Output is correct
17 Correct 14 ms 376 KB Output is correct
18 Correct 18 ms 248 KB Output is correct
19 Correct 14 ms 324 KB Output is correct
20 Correct 22 ms 248 KB Output is correct
21 Correct 21 ms 328 KB Output is correct
22 Correct 22 ms 248 KB Output is correct
23 Correct 23 ms 248 KB Output is correct
24 Correct 22 ms 376 KB Output is correct
25 Correct 22 ms 248 KB Output is correct
26 Correct 20 ms 248 KB Output is correct
27 Correct 14 ms 328 KB Output is correct
28 Correct 14 ms 324 KB Output is correct
29 Correct 23 ms 248 KB Output is correct
30 Correct 23 ms 248 KB Output is correct

Subtask #3
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 252 KB Output is correct
2 Correct 5 ms 248 KB Output is correct
3 Correct 5 ms 248 KB Output is correct
4 Correct 7 ms 248 KB Output is correct
5 Correct 6 ms 248 KB Output is correct
6 Correct 7 ms 248 KB Output is correct
7 Correct 7 ms 248 KB Output is correct
8 Correct 7 ms 248 KB Output is correct
9 Correct 7 ms 248 KB Output is correct
10 Correct 7 ms 248 KB Output is correct
11 Correct 6 ms 376 KB Output is correct
12 Correct 6 ms 248 KB Output is correct
13 Correct 6 ms 248 KB Output is correct
14 Correct 6 ms 248 KB Output is correct
15 Correct 7 ms 376 KB Output is correct
16 Correct 10 ms 376 KB Output is correct
17 Correct 14 ms 376 KB Output is correct
18 Correct 18 ms 248 KB Output is correct
19 Correct 14 ms 324 KB Output is correct
20 Correct 22 ms 248 KB Output is correct
21 Correct 21 ms 328 KB Output is correct
22 Correct 22 ms 248 KB Output is correct
23 Correct 23 ms 248 KB Output is correct
24 Correct 22 ms 376 KB Output is correct
25 Correct 22 ms 248 KB Output is correct
26 Correct 20 ms 248 KB Output is correct
27 Correct 14 ms 328 KB Output is correct
28 Correct 14 ms 324 KB Output is correct
29 Correct 23 ms 248 KB Output is correct
30 Correct 23 ms 248 KB Output is correct
31 Correct 38 ms 340 KB Output is correct
32 Correct 54 ms 504 KB Output is correct
33 Correct 74 ms 352 KB Output is correct
34 Correct 100 ms 364 KB Output is correct
35 Correct 86 ms 376 KB Output is correct
36 Correct 87 ms 376 KB Output is correct
37 Correct 105 ms 376 KB Output is correct
38 Correct 92 ms 376 KB Output is correct
39 Correct 79 ms 376 KB Output is correct
40 Correct 90 ms 376 KB Output is correct
41 Correct 93 ms 376 KB Output is correct
42 Correct 82 ms 376 KB Output is correct
43 Correct 92 ms 504 KB Output is correct
44 Correct 95 ms 376 KB Output is correct
45 Correct 96 ms 504 KB Output is correct
46 Correct 101 ms 376 KB Output is correct
47 Correct 94 ms 376 KB Output is correct
48 Correct 86 ms 504 KB Output is correct
49 Correct 102 ms 376 KB Output is correct
50 Correct 103 ms 376 KB Output is correct
51 Correct 91 ms 376 KB Output is correct
52 Correct 101 ms 376 KB Output is correct
53 Correct 94 ms 376 KB Output is correct
54 Correct 72 ms 356 KB Output is correct
55 Correct 96 ms 376 KB Output is correct
56 Correct 95 ms 376 KB Output is correct
57 Correct 91 ms 376 KB Output is correct
58 Correct 90 ms 376 KB Output is correct
59 Correct 105 ms 376 KB Output is correct
60 Correct 92 ms 504 KB Output is correct