Submission #1122513

#	Time	Username	Problem	Language	Result	Execution time	Memory
1122513		anarch_y	Rabbit Carrot (LMIO19_triusis)	C++20	100 / 100	28 ms	2244 KiB

triusis

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define all(x) begin(x), end(x)
#define sz(x) (int)x.size()
#define pb push_back

int main(){
    ios::sync_with_stdio(0);
    cin.tie(0);

    int n, m; cin >> n >> m;
    vector<int> a(n);
    for(int i=0; i<n; i++) cin >> a[i];
    reverse(all(a));
    for(int i=0; i<n; i++){
        a[i] += i*m;
    }
    vector<int> L;
    for(auto x: a){
        int j = upper_bound(all(L), x) - begin(L);
        if(j == sz(L)) L.pb(x);
        else L[j] = x;
    }
    int j = upper_bound(all(L), n*m) - begin(L);
    int ans = n-j;
    cout << ans;
}

• Subtask 1: 14 / 14
• Subtask 2: 21 / 21
• Subtask 3: 28 / 28
• Subtask 4: 37 / 37