oj.uz

답안 #855737

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
855737 2023-10-01T17:28:59 Z TimDee Peru (RMI20_peru) C++17
49 / 100
 369 ms 165760 KB 
//  Esti <3

//\
     šťastia pre nás :)
//   you're already the best
//             _
//   ^ ^      //
// >(O_O)<___//
//   \ __ __  \
//    \\ \\ \\\\
 
#include <bits/stdc++.h>
using namespace std;
 
//#pragma GCC optimize("O3","unroll-loops")
//#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
 
#pragma GCC optimize("O3")
#pragma GCC target("popcnt")

using ll = long long;
#define int long long
#define forn(i,n) for(int i=0; i<(n); ++i)
#define pb push_back
#define pi pair<int,int>
#define f first
#define s second 
#define vii(a,n) vector<int> a(n); forn(i,n) cin>>a[i];
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
 
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
const ll inf = 1e18;
const ll mod = 1e9+7;//998244853;
 
// \
\
:smiling_face_with_3_hearts: :smiling_face_with_3_hearts:  :smiling_face_with_3_hearts:  
 
//vidime sa veľmi skoro, moje slnko

const int sz = 1<<19;
struct node {
	int ans=inf, mina=0;
	bool full=1;
	int32_t maxb=0, minb=0;
};

node t[2*sz];
int lazy[2*sz];
void merge(node&ret, node a, node b) {
	ret.ans = min(a.ans, b.ans);
	ret.full = (a.full && b.full) && (a.maxb == b.maxb);
	ret.mina = min(a.mina, b.mina);
	ret.maxb = max(a.maxb, b.maxb);
	ret.minb = min(a.minb, b.minb);
	if (ret.full) ret.ans=min(ret.ans, ret.maxb + ret.mina);
}
void push(int v) {
	int x = lazy[v];
	lazy[v]=0;
	if (2*v+2<2*sz) {
		lazy[2*v+1] = max(lazy[2*v+1],x);
		lazy[2*v+2] = max(lazy[2*v+2],x);
	}
	t[v].minb = t[v].maxb = x;
	t[v].ans = t[v].mina + x;
	t[v].full = 1;
}

void Set(int i, int x) {
	t[sz-1+i].mina = x;
	t[sz-1+i].ans = x + t[sz-1+i].maxb;
	int v = (sz+i-2)>>1;
	while (v > 0) {
		merge(t[v],t[2*v+1],t[2*v+2]);
		v = (v-1)>>1;
	}
	merge(t[0],t[1],t[2]);
}
void upd(int v, int l, int r, int lx, int rx, int x) {
	if (lazy[v]) push(v);
	if (t[v].minb >= x) return;
	if (rx<=l || r<=lx) return;
	if (lx<=l && r<=rx) {
		if (t[v].maxb <= x) {
			lazy[v] = x;
			push(v);
			return;
		}
		assert(r-l > 1);
	}
	int m=(l+r)>>1;
	upd(2*v+1,l,m,lx,rx,x);
	upd(2*v+2,m,r,lx,rx,x);
	merge(t[v],t[2*v+1],t[2*v+2]);
}
void upd(int l, int r, int x) {
	upd(0,0,sz,l,r,x);
}
int query(int v, int l, int r, int lx, int rx) {
	if (lazy[v]) push(v);
	if (rx<=l || r<=lx) return inf;
	if (lx<=l && r<=rx) return t[v].ans;
	int m=(l+r)>>1;
	int lq = query(2*v+1,l,m,lx,rx);
	int rq = query(2*v+2,m,r,lx,rx);
	return min(lq,rq);
}
int query(int l, int r) {
	return query(0,0,sz,l,r);
}

int32_t solve(int32_t n, int32_t k, int32_t* a) {
	if (n==1) return a[0]%mod;
   	
   	Set(0,0);
	vector<int> dp(n+1,inf);
	dp[0]=0;
	for (int i=1; i<=n; ++i) {
		upd(0,i,a[i-1]);
		int x = query(max(i-k,0ll),i);
		dp[i] = x;
		Set(i,x);
	}

	int ans=0, p=1;
	for (int i=n; i; --i) {
		dp[i]%=mod;
		ans=(ans+p*dp[i])%mod;
		p=(p*23)%mod;
	}
	return ans;

}

Compilation message

peru.cpp:3:1: warning: multi-line comment [-Wcomment]
    3 | //\
      | ^
peru.cpp:9:1: warning: multi-line comment [-Wcomment]
    9 | //   \ __ __  \
      | ^
peru.cpp:36:1: warning: multi-line comment [-Wcomment]
   36 | // \
      | ^

Subtask #1
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2652 KB Output is correct
2 Correct 2 ms 2648 KB Output is correct
3 Correct 2 ms 2648 KB Output is correct
4 Correct 2 ms 2648 KB Output is correct
5 Correct 2 ms 2648 KB Output is correct
6 Correct 2 ms 2648 KB Output is correct
7 Correct 2 ms 2648 KB Output is correct
8 Correct 2 ms 2652 KB Output is correct
9 Correct 2 ms 2648 KB Output is correct
10 Correct 2 ms 2648 KB Output is correct
11 Correct 2 ms 2648 KB Output is correct
12 Correct 2 ms 2648 KB Output is correct
13 Correct 2 ms 2648 KB Output is correct
14 Correct 2 ms 2652 KB Output is correct

Subtask #2
31.0 / 31.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2652 KB Output is correct
2 Correct 2 ms 2648 KB Output is correct
3 Correct 2 ms 2648 KB Output is correct
4 Correct 2 ms 2648 KB Output is correct
5 Correct 2 ms 2648 KB Output is correct
6 Correct 2 ms 2648 KB Output is correct
7 Correct 2 ms 2648 KB Output is correct
8 Correct 2 ms 2652 KB Output is correct
9 Correct 2 ms 2648 KB Output is correct
10 Correct 2 ms 2648 KB Output is correct
11 Correct 2 ms 2648 KB Output is correct
12 Correct 2 ms 2648 KB Output is correct
13 Correct 2 ms 2648 KB Output is correct
14 Correct 2 ms 2652 KB Output is correct
15 Correct 230 ms 38088 KB Output is correct
16 Correct 220 ms 38200 KB Output is correct
17 Correct 217 ms 38084 KB Output is correct
18 Correct 233 ms 38224 KB Output is correct
19 Correct 234 ms 38080 KB Output is correct
20 Correct 237 ms 38224 KB Output is correct
21 Correct 221 ms 40528 KB Output is correct
22 Correct 234 ms 40484 KB Output is correct
23 Correct 222 ms 40276 KB Output is correct
24 Correct 219 ms 40276 KB Output is correct
25 Correct 231 ms 40244 KB Output is correct
26 Correct 218 ms 40532 KB Output is correct
27 Correct 228 ms 40756 KB Output is correct
28 Correct 224 ms 40528 KB Output is correct
29 Correct 236 ms 40772 KB Output is correct
30 Correct 224 ms 40376 KB Output is correct
31 Correct 215 ms 40328 KB Output is correct
32 Correct 224 ms 40456 KB Output is correct
33 Correct 241 ms 40508 KB Output is correct

Subtask #3
0 / 51.0

# 결과 실행 시간 메모리 Grader output
1 Correct 230 ms 38088 KB Output is correct
2 Correct 220 ms 38200 KB Output is correct
3 Correct 217 ms 38084 KB Output is correct
4 Correct 233 ms 38224 KB Output is correct
5 Correct 234 ms 38080 KB Output is correct
6 Correct 237 ms 38224 KB Output is correct
7 Correct 221 ms 40528 KB Output is correct
8 Correct 234 ms 40484 KB Output is correct
9 Correct 222 ms 40276 KB Output is correct
10 Correct 219 ms 40276 KB Output is correct
11 Correct 231 ms 40244 KB Output is correct
12 Correct 218 ms 40532 KB Output is correct
13 Correct 228 ms 40756 KB Output is correct
14 Correct 224 ms 40528 KB Output is correct
15 Correct 236 ms 40772 KB Output is correct
16 Correct 224 ms 40376 KB Output is correct
17 Correct 215 ms 40328 KB Output is correct
18 Correct 224 ms 40456 KB Output is correct
19 Correct 241 ms 40508 KB Output is correct
20 Correct 2 ms 2652 KB Output is correct
21 Correct 2 ms 2648 KB Output is correct
22 Correct 2 ms 2648 KB Output is correct
23 Correct 2 ms 2648 KB Output is correct
24 Correct 2 ms 2648 KB Output is correct
25 Correct 2 ms 2648 KB Output is correct
26 Correct 2 ms 2648 KB Output is correct
27 Correct 2 ms 2652 KB Output is correct
28 Correct 2 ms 2648 KB Output is correct
29 Correct 2 ms 2648 KB Output is correct
30 Correct 2 ms 2648 KB Output is correct
31 Correct 2 ms 2648 KB Output is correct
32 Correct 2 ms 2648 KB Output is correct
33 Correct 2 ms 2652 KB Output is correct
34 Runtime error 369 ms 165760 KB Execution killed with signal 6
35 Halted 0 ms 0 KB -