Submission #679750

#	Time	Username	Problem	Language	Result	Execution time	Memory
679750		faribourz	Sjeckanje (COCI21_sjeckanje)	C++14	0 / 110	7 ms	340 KiB

Main

// Only GOD
// believe in yourself
// Nemidam Del Be In Darde Donya!
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

#define int ll
typedef long double ld;
typedef pair<int, int> pii;

#define F first
#define S second
#define pb push_back
#define all(x) x.begin(), x.end()
#define bit(x, y) ((x >> y)&1)
#define sz(x) (int)x.size()
#define kill(x) return cout << x << '\n', void()
#define KILL(x) return cout << x << '\n', 0

const int N = 2e5+100;
const int INF = 1e9+10;
int a[N];
int n;
int dp[N];
int32_t main(){
	ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	int q;
	cin >> n >> q;
	for(int i = 1; i <= n; i++)
		cin >> a[i];
	while(q--){
		int l, r, x;
		cin >> l >> r >> x;
		for(int i = l; i <= r;i++)
			a[i] += x;
		for(int i =1; i<=n; i++)
			dp[i] = 0;
		dp[1] = 0;
		dp[2] = abs(a[2] - a[1]);
		for(int i = 3; i <= n; i++){
			int mx = 0, mn = INF;
			for(int j = i; j >= 0; j--){
				dp[i] = max((mx - mn) + dp[j], dp[i]);
				mx = max(mx, a[j]);
				mn = min(mn, a[j]);
			}
		}
		cout << dp[n] << '\n';
	}
}

• Subtask 1: 0 / 15
• Subtask 2: 0 / 40
• Subtask 3: 0 / 55