oj.uz

답안 #923043

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
923043 2024-02-06T13:24:59 Z oblantis 말 (IOI15_horses) C++17
57 / 100
 356 ms 66048 KB 
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#pragma GCC optimize("O3,unroll-loops")
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define all(v) v.begin(), v.end()
#define pb push_back
#define ss second
#define ff first
#define vt vector
using namespace std;
using namespace __gnu_pbds;
typedef long long ll;
typedef pair<int, int> pii;
typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> ordered_set;
const ll inf = 2e9;
const int mod = 1e9+7;
const int maxn = 5e5 + 1;
ll t[maxn * 4], it, xl;
int n;
ll a[maxn], b[maxn], mx[maxn * 4];
set<int> s;
void upd(int v, int l, int r){
	if(l + 1 == r){
		t[v] = a[l];
		mx[v] = b[l];
		return;
	}
	if((l + r) / 2 <= it)upd(v * 2 + 2, (l + r) / 2, r);
	else upd(v * 2 + 1, l, (l + r) / 2);
	t[v] = t[v * 2 + 1] * t[v * 2 + 2] % mod;
	mx[v] = max(mx[v * 2 + 1], mx[v * 2 + 2]);
}
ll gm(int v, int l, int r){
	if(xl <= l)return mx[v];
	if(r <= xl)return 0;
	return max(gm(v * 2 + 1, l, (l + r) / 2), gm(v * 2 + 2, (l + r) / 2, r));
}
ll mlp(int v, int l, int r){
	if(r <= xl + 1)return t[v];
	if(xl < l) return 1;
	return 1ll * mlp(v * 2 + 1, l, (l + r) / 2) * mlp(v * 2 + 2, (l + r) / 2, r) % mod; 
}
int get(){
	xl = 0;
	ll ans = gm(0, 0, n), p = 1, k = 1;
	if(s.empty()){
		return ans;
	}
	auto i = --s.end();
	while(1){
		xl = *i;
		ll nx = gm(0, 0, n);
		if(p * k <= nx){
			ans = 1ll * nx * mlp(0, 0, n) % mod;
			k = nx;
		}
		p *= a[xl];
		if(p > inf || p * k > inf)break;
		if(i == s.begin())break;
		--i;
	}
	xl = 0;
	ll nx = gm(0, 0, n);
	if(p <= nx && p * k <= nx)ans = nx;
	return ans;
}
int init(int m, int x[], int y[]) {
	n = m;
	for(int i = 0; i < n; i++){
		a[i] = x[i], b[i] = y[i];
		it = i; 
		upd(0, 0, n);
		if(a[i] != 1)s.insert(i);
	}
	return get();
}
 
int updateX(int pos, int val) {	
	if(a[pos] == val)return get();
	if(a[pos] == 1)s.insert(pos);
	else if(val == 1)s.erase(pos);
	it = pos;
	a[it] = val;
	upd(0, 0, n);
	return get();
}
 
int updateY(int pos, int val) {
	it = pos;
	b[it] = val;
	upd(0, 0, n);
	return get();
}
//int main() {
	
	//int N;
	//cin >> N;
	//int *X = (int*)malloc(sizeof(int)*(unsigned int)N);
	//int *Y = (int*)malloc(sizeof(int)*(unsigned int)N);
 
	//for (int i = 0; i < N; i++) {
		//cin >> X[i];
	//}
 
	//for (int i = 0; i < N; i++) {
		//cin >> Y[i];
	//}		
	//init(N, X, Y);
	//int M;
	//cin >> M;
	//for (int i = 0; i < M; i++) {
		//int type; cin >> type;
		//int pos; cin >> pos;
		//int val; cin >> val; 
 
		//if (type == 1) {
			//cout << updateX(pos,val) << '\n';
		//} else if (type == 2) {
			//cout << updateY(pos,val) << '\n';
		//}
	//}
 
	//return 0;
//}

Compilation message

horses.cpp: In function 'int get()':
horses.cpp:48:10: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
   48 |   return ans;
      |          ^~~
horses.cpp:66:9: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
   66 |  return ans;
      |         ^~~

Subtask #1
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 2 ms 8540 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8540 KB Output is correct
5 Correct 1 ms 8540 KB Output is correct
6 Correct 2 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 1 ms 8540 KB Output is correct
9 Correct 1 ms 8540 KB Output is correct
10 Correct 1 ms 8540 KB Output is correct
11 Correct 1 ms 8536 KB Output is correct
12 Correct 1 ms 8540 KB Output is correct
13 Correct 1 ms 8540 KB Output is correct
14 Correct 1 ms 8540 KB Output is correct
15 Correct 1 ms 8540 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 6492 KB Output is correct
18 Correct 1 ms 6492 KB Output is correct
19 Correct 1 ms 6492 KB Output is correct
20 Correct 1 ms 6492 KB Output is correct

Subtask #2
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 2 ms 8540 KB Output is correct
4 Correct 1 ms 8540 KB Output is correct
5 Correct 1 ms 8792 KB Output is correct
6 Correct 2 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 1 ms 8540 KB Output is correct
9 Correct 1 ms 8792 KB Output is correct
10 Correct 1 ms 8536 KB Output is correct
11 Correct 1 ms 8536 KB Output is correct
12 Correct 1 ms 8536 KB Output is correct
13 Correct 1 ms 8536 KB Output is correct
14 Correct 1 ms 2392 KB Output is correct
15 Correct 1 ms 6488 KB Output is correct
16 Correct 1 ms 6492 KB Output is correct
17 Correct 1 ms 8540 KB Output is correct
18 Correct 1 ms 8540 KB Output is correct
19 Correct 1 ms 8540 KB Output is correct
20 Correct 1 ms 8536 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 6492 KB Output is correct
23 Correct 2 ms 6492 KB Output is correct
24 Correct 2 ms 6492 KB Output is correct
25 Correct 2 ms 8540 KB Output is correct
26 Correct 2 ms 8604 KB Output is correct
27 Correct 3 ms 8540 KB Output is correct
28 Correct 2 ms 8604 KB Output is correct
29 Correct 2 ms 8536 KB Output is correct
30 Correct 3 ms 8540 KB Output is correct
31 Correct 2 ms 8536 KB Output is correct
32 Correct 2 ms 8540 KB Output is correct

Subtask #3
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 349 ms 56068 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 8540 KB Output is correct
2 Correct 1 ms 8540 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8540 KB Output is correct
5 Correct 1 ms 8540 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 2 ms 8540 KB Output is correct
8 Correct 1 ms 8540 KB Output is correct
9 Correct 1 ms 8540 KB Output is correct
10 Correct 1 ms 8540 KB Output is correct
11 Correct 1 ms 8540 KB Output is correct
12 Correct 1 ms 8536 KB Output is correct
13 Correct 2 ms 8540 KB Output is correct
14 Correct 1 ms 8536 KB Output is correct
15 Correct 1 ms 8540 KB Output is correct
16 Correct 1 ms 8540 KB Output is correct
17 Correct 1 ms 8540 KB Output is correct
18 Correct 1 ms 8540 KB Output is correct
19 Correct 1 ms 8540 KB Output is correct
20 Correct 2 ms 8540 KB Output is correct
21 Correct 1 ms 8540 KB Output is correct
22 Correct 1 ms 8540 KB Output is correct
23 Correct 2 ms 8540 KB Output is correct
24 Correct 2 ms 8540 KB Output is correct
25 Correct 2 ms 8540 KB Output is correct
26 Correct 2 ms 8540 KB Output is correct
27 Correct 2 ms 8540 KB Output is correct
28 Correct 2 ms 8540 KB Output is correct
29 Correct 2 ms 8540 KB Output is correct
30 Correct 3 ms 8540 KB Output is correct
31 Correct 2 ms 8540 KB Output is correct
32 Correct 2 ms 8540 KB Output is correct
33 Correct 118 ms 35692 KB Output is correct
34 Correct 117 ms 35668 KB Output is correct
35 Correct 218 ms 65940 KB Output is correct
36 Correct 215 ms 66048 KB Output is correct
37 Correct 124 ms 32936 KB Output is correct
38 Correct 155 ms 45488 KB Output is correct
39 Correct 116 ms 32868 KB Output is correct
40 Correct 204 ms 61204 KB Output is correct
41 Correct 116 ms 32676 KB Output is correct
42 Correct 125 ms 32764 KB Output is correct
43 Correct 199 ms 61560 KB Output is correct
44 Correct 196 ms 61520 KB Output is correct

Subtask #5
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 8536 KB Output is correct
2 Correct 1 ms 8740 KB Output is correct
3 Correct 2 ms 8540 KB Output is correct
4 Correct 1 ms 8540 KB Output is correct
5 Correct 2 ms 8540 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 2 ms 8540 KB Output is correct
9 Correct 1 ms 8540 KB Output is correct
10 Correct 1 ms 8540 KB Output is correct
11 Correct 1 ms 8540 KB Output is correct
12 Correct 1 ms 8540 KB Output is correct
13 Correct 1 ms 8540 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 6492 KB Output is correct
19 Correct 1 ms 6488 KB Output is correct
20 Correct 1 ms 6492 KB Output is correct
21 Correct 1 ms 6492 KB Output is correct
22 Correct 1 ms 6492 KB Output is correct
23 Correct 2 ms 8540 KB Output is correct
24 Correct 2 ms 8540 KB Output is correct
25 Correct 2 ms 8540 KB Output is correct
26 Correct 2 ms 8540 KB Output is correct
27 Correct 3 ms 8540 KB Output is correct
28 Correct 2 ms 8540 KB Output is correct
29 Correct 2 ms 8540 KB Output is correct
30 Correct 1 ms 2484 KB Output is correct
31 Correct 1 ms 2396 KB Output is correct
32 Correct 2 ms 4444 KB Output is correct
33 Incorrect 356 ms 56752 KB Output isn't correct
34 Halted 0 ms 0 KB -