Submission #1270020

#	Time	Username	Problem	Language	Result	Execution time	Memory
1270020		martin_011	Horses (IOI15_horses)	C++20	17 / 100	1593 ms	8408 KiB

horses

#include "horses.h"
#include <bits/stdc++.h>

using namespace std;

typedef int ll;
typedef vector<ll> vll;

const ll mod = 1e9 + 7;

vll a, b;
ll n;

int init(int N, int x[], int y[]) {
	ll res = 0;
	n = N;
	ll act = 1;
	for (int i=0; i<n; i++) {
		a.push_back(x[i]);
		b.push_back(y[i]);
		res = max(res, (act * a[i]) * b[i]);
		act *= a[i];
	}
	return res % mod;
}

int updateX(int pos, int val) {	
	ll res = 0;
	a[pos]=val;
	ll act=1;
	for (int i=0; i<n; i++) {
		res = max(res, (act * a[i]) * b[i]);
		act *= a[i];
	}
	return res % mod;
}

int updateY(int pos, int val) {
	ll res = 0;
	b[pos]=val;
	ll act = 1;
	for (int i=0; i<n; i++) {
		res = max(res, (act * a[i]) * b[i]);
		act *= a[i];
	}
	return res % mod;
}

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