Submission #647790

#	Time	Username	Problem	Language	Result	Execution time	Memory
647790		BackNoob	Financial Report (JOI21_financial)	C++14	48 / 100	4067 ms	1764 KiB

Main

#include <bits/stdc++.h>
#define ll long long
#define fi first
#define se second
#define endl '\n'
#define MASK(i) (1LL << (i))
#define ull unsigned long long
#define ld long double
#define pb push_back
#define all(x) (x).begin() , (x).end()
#define BIT(x , i) ((x >> (i)) & 1)
#define TASK "task"
#define sz(s) (int) (s).size()

using namespace std;
const int mxN = 5e5 + 227;
const int inf = 1e9 + 277;
const int mod = 1e9 + 7;
const ll infll = 1e18 + 7;
const int base = 307;
const int LOG = 20;

template <typename T1, typename T2> bool minimize(T1 &a, T2 b) {
	if (a > b) {a = b; return true;} return false;
}
template <typename T1, typename T2> bool maximize(T1 &a, T2 b) {
	if (a < b) {a = b; return true;} return false;
}

int n;
int k;
int a[mxN];
int dp[mxN];

void solve()
{
    cin >> n >> k;
    for(int i = 1; i <= n; i++) cin >> a[i];

    for(int i = 1; i <= n; i++) {
        maximize(dp[i], 1);
        int cur = 0;
        for(int j = i + 1; j <= n; j++) {
            if(a[i] >= a[j]) cur = 0;
            else ++cur;
            if(a[j] > a[i]) maximize(dp[j], dp[i] + 1);
            if(cur == k) break;
        }
    }


    int res = 0;
    for(int i = 1; i <= n; i++) maximize(res, dp[i]);
    cout << res;
}

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    //freopen(TASK".inp" , "r" , stdin);
    //freopen(TASK".out" , "w" , stdout);

    int tc = 1;
    //cin >> tc;
    while(tc--) {
    	solve();
    }
    return 0;
}

• Subtask 1: 14 / 14
• Subtask 2: 14 / 14
• Subtask 3: 20 / 20
• Subtask 4: 0 / 12
• Subtask 5: 0 / 5
• Subtask 6: 0 / 35