Submission #1100262

#	Time	Username	Problem	Language	Result	Execution time	Memory
1100262		vjudge1	Maxcomp (info1cup18_maxcomp)	C++17	15 / 100	116 ms	8952 KiB

maxcomp

#include <cassert>
#include <cctype>
#include <cerrno>
#include <cfloat>
#include <ciso646>
#include <climits>
#include <clocale>
#include <cmath>
#include <csetjmp>
#include <csignal>
#include <cstdarg>
#include <cstddef>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <ccomplex>
#include <cfenv>
#include <cinttypes>
#include <cstdbool>
#include <cstdint>
#include <ctgmath>
#include <cwchar>
#include <cwctype>
#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <exception>
#include <fstream>
#include <functional>
#include <iomanip>
#include <ios>
#include <iosfwd>
#include <iostream>
#include <istream>
#include <iterator>
#include <limits>
#include <list>
#include <locale>
#include <map>
#include <memory>
#include <new>
#include <numeric>
#include <ostream>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <stdexcept>
#include <streambuf>
#include <string>
#include <typeinfo>
#include <utility>
#include <valarray>
#include <vector>
#include <array>
#include <atomic>
#include <chrono>
#include <condition_variable>
#include <forward_list>
#include <future>
#include <initializer_list>
#include <mutex>
#include <random>
#include <ratio>
#include <regex>
#include <scoped_allocator>
#include <system_error>
#include <thread>
#include <tuple>
#include <typeindex>
#include <type_traits>
#include <unordered_map>
#include <unordered_set>
#include <random>

using namespace std;
using ll = long long;

#define int long long

const int M = 2e5 + 7;
const int K = 1e9 + 7;

struct custom_hash {
    static uint64_t splitmix64(uint64_t x) {
        x += 0x9e3779b97f4a7c15;
        x = (x ^ (x >> 30)) * 0xbf58476d1ce4e5b9;
        x = (x ^ (x >> 27)) * 0x94d049bb133111eb;
        return x ^ (x >> 31);
    }

    size_t operator()(uint64_t x) const {
        static const uint64_t FIXED_RANDOM = chrono::steady_clock::now().time_since_epoch().count();
        return splitmix64(x + FIXED_RANDOM);
    }
};

int b[M], m, k, q, was[M], got[M];
vector<int> g[M];

void dfs(int v, int p, int nd) {
    if (v == nd) return;
    was[v] = true;
    for (auto to : g[v]) {
        if (to == p) continue;
        dfs(to, v, nd);
    }
}

void dfs(int v, int p) {
    got[v] = true;
    for (auto to : g[v]) {
        if (to == p || was[to]) continue;
        dfs(to, v);
    }
}

inline void Solve() {
    int m, k;
    cin >> m >> k;
    for (int i = 1; i <= k; i++) {
        cin >> b[i];
    }
    int ans = -1;
    for (int l = 1; l <= k; l++) {
        for (int r = l; r <= k; r++) {
            int sz = 0, mx = 0, mn = 1e18;
            for (int i = l; i <= r; i++) {
                sz++;
                mx = max(mx, b[i]);
                mn = min(mn, b[i]);
            }
            ans = max(ans, (mx - mn - sz));
        }
    }
    cout << ans;
}

signed main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
    
    int t = 1;
    
    while (t--) {
        Solve();
    }
    
    return 0;
}

• Subtask 1: 0 / 15
• Subtask 2: 15 / 15
• Subtask 3: 0 / 30
• Subtask 4: 0 / 40