Submission #678354

#	Time	Username	Problem	Language	Result	Execution time	Memory
678354		sudheerays123	Studentsko (COCI14_studentsko)	C++17	100 / 100	47 ms	516 KiB

studentsko

#include<bits/stdc++.h>
using namespace std;
#define fast ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
#define ll long long int
const ll N = 100+5 , INF = 1e18 , MOD = 1e9+7;

void solve(){

	ll n,k;
	cin >> n >> k;

	vector<pair<ll,ll>> a(n+5);

	for(ll i = 1; i <= n; i++){
		cin >> a[i].first;
		a[i].second = i;
	}

	sort(a.begin()+1,a.begin()+n+1);

	vector<ll> b(n+5);
	for(ll i = 1; i <= n; i++) b[a[i].second] = ((i+k-1)/k);

	vector<ll> dp(n+5);
	for(ll i = 1; i <= n; i++){
		dp[i] = 1;
		for(ll j = i-1; j >= 1; j--){
			if(b[i] >= b[j]) dp[i] = max(dp[i],dp[j]+1);
		}
	}

	ll ans = -INF;
	for(ll i = 1; i <= n; i++) ans = max(ans,dp[i]);

	cout << n-ans;
}

int main(){

	fast;

	ll tc = 1;
	// cin >> tc;
	while(tc--) solve();

	return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10