Submission #1281465

#	Time	Username	Problem	Language	Result	Execution time	Memory
1281465		nathlol2	Horses (IOI15_horses)	C++20	17 / 100	1595 ms	12180 KiB

horses

#include "horses.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
const int N = 5e5 + 5;
const ll MOD = 1e9 + 7;
vector<ll> x(N), y(N);
int n;
int init(int NN, int X[], int Y[]) {
	n = NN;
	for(int i = 0;i<n;i++) x[i] = X[i], y[i] = Y[i];
	ll ans = 0, mul = 1;
	for(int i = 0;i<n;i++){
		mul *= x[i];
		ans = max(ans, (mul * y[i]) % MOD);
	}
	return ans;
}

int updateX(int pos, int val) {
	x[pos] = val;
	ll ans = 0, mul = 1;
	for(int i = 0;i<n;i++){
		mul *= x[i];
		ans = max(ans, (mul * y[i]) % MOD);
	}
	return ans;
}

int updateY(int pos, int val) {
	y[pos] = val;
	ll ans = 0, mul = 1;
	for(int i = 0;i<n;i++){
		mul *= x[i];
		ans = max(ans, (mul * y[i]) % MOD);
	}
	return ans;
}

• Subtask 1: 17 / 17
• Subtask 2: 0 / 17
• Subtask 3: 0 / 20
• Subtask 4: 0 / 23
• Subtask 5: 0 / 23