Submission #961386

# Submission time Handle Problem Language Result Execution time Memory
961386 2024-04-12T03:02:23 Z ByeWorld Secret (JOI14_secret) C++14
0 / 100
398 ms 5204 KB
#include "secret.h"
#include <bits/stdc++.h>
#include <random>
#define ll long long
// #define int long long
#define fi first
#define se second
#define pb push_back
#define md ((l+r)>>1)
#define lf (id<<1)
#define rg ((id<<1)|1)
#define ld long double
using namespace std;
typedef pair<ll,ll> pii;
typedef pair<pii,pii> ipii;
const ll MAXN = 1e3+10;
const ll MAXA = 1e6+10;
const ll INF = 2e18+10;
const ll LOG = 30;
const ll MOD = 1e9+7;

ll n;
ll a[MAXN], dep[MAXN];
map <pii, ll> m;

void bd(ll DEP, ll l, ll r){
	if(l>r) return;
	// cout << DEP << ' ' << l << ' ' << r << " pp\n";
	ll mid = md;
	dep[mid] = DEP;
	if(l==r) return;

	ll val = a[mid];
	for(ll i=mid-1; i>=l; i--){
		val = Secret(a[i], val); // ke kiri
		m[pii(i, mid)] = val;
	}
	val = a[mid+1];
	for(ll i=mid+2; i<=r; i++){
		val = Secret(val, a[i]); // ke kanan
		m[pii(mid+1, i)] = val;
	}
	bd(DEP+1, l, mid-1); bd(DEP+1, mid+1, r);
}

void Init(int N, int x[]) {
	n = N;
	for(ll i=0; i<n; i++){
		a[i+1] = x[i]; m[pii(i+1, i+1)] = x[i];
	}
	bd(1, 1, n);
	// for(ll i=1; i<=n; i++) cout << dep[i] << " \n"[i==n];
}

int Query(int L, int R) {
	L++; R++;
	ll idx = -1, mn = INF;
	for(ll i=L; i<=R; i++){
		if(mn > dep[i]){
			idx = i;
			mn = dep[i];
		}
	}
	return (int)Secret(m[pii(L, idx)], m[pii(idx+1, R)]);
}
# Verdict Execution time Memory Grader output
1 Incorrect 110 ms 2724 KB Wrong Answer: Query(264, 271) - expected : 675707686, actual : 4619042.
2 Incorrect 100 ms 2724 KB Wrong Answer: Query(210, 211) - expected : 558550312, actual : 558532904.
3 Incorrect 99 ms 2736 KB Wrong Answer: Query(130, 131) - expected : 127065177, actual : 93509720.
4 Incorrect 378 ms 5204 KB Wrong Answer: Query(571, 624) - expected : 309502044, actual : 309493852.
5 Incorrect 370 ms 4732 KB Wrong Answer: Query(584, 592) - expected : 111053842, actual : 110791698.
6 Incorrect 379 ms 5020 KB Wrong Answer: Query(915, 915) - expected : 282904741, actual : 278446241.
7 Correct 383 ms 4704 KB Output is correct - number of calls to Secret by Init = 7476, maximum number of calls to Secret by Query = 1
8 Correct 398 ms 4948 KB Output is correct - number of calls to Secret by Init = 7476, maximum number of calls to Secret by Query = 1
9 Correct 387 ms 4776 KB Output is correct - number of calls to Secret by Init = 7476, maximum number of calls to Secret by Query = 1
10 Correct 390 ms 4920 KB Output is correct - number of calls to Secret by Init = 7476, maximum number of calls to Secret by Query = 1