Submission #394137

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
394137	2021-04-25 19:17:31	vishesh312	K blocks (IZhO14_blocks)	C++17	100 / 100	451 ms	45236 KiB

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#include "bits/stdc++.h"
using namespace std;
/*
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
using ordered_set = tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update>;
*/
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)
#define sz(x) (int)(x).size()
using ll = long long;
const int mod = 1e9+7;
void solve(int tc) {
    int n, k;
    cin >> n >> k;
    vector<int> v(n+1), prev(n+1);
    for (int i = 1; i <= n; ++i) {
        cin >> v[i];
        int p = i-1;
        while (p and v[p] < v[i]) p = prev[p];
        prev[i] = p;
    }
    vector<vector<int>> dp(n+1, vector<int>(k+1, (1<<30)));
    dp[0][0] = 0;
    vector<int> s(n+1);
    for (int j = 1; j <= k; ++j) {
        int l = 0;
 
 
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• Subtask 1: 14 / 14
• Subtask 2: 18 / 18
• Subtask 3: 21 / 21
• Subtask 4: 47 / 47