Submission #927797

#	Time	Username	Problem	Language	Result	Execution time	Memory
927797		VMaksimoski008	Horses (IOI15_horses)	C++14	17 / 100	1555 ms	6704 KiB

horses

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

#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
//#define int long long

using namespace std;

using ll = long long;
using ull = unsigned long long;
using ld = long double;
using pii = pair<int, int>;
using pll = pair<ll, ll>;

const int mod = 1e9 + 7;
const int LOG = 20;
const int maxn = 1e5 + 5;
const double eps = 1e-9;

int n, X[5*maxn], Y[maxn];

int calc() {
    ll curr = 1, ans = 0;
    for(int i=0; i<n; i++) {
        curr = (curr * X[i]) % mod;
        ans = max(ans, (curr * Y[i]) % mod);
    }
    return (int)ans;
}

int init(int N, int x[], int y[]) {
    n = N;
    for(int i=0; i<n; i++) X[i] = x[i], Y[i] = y[i];
    return calc();
}

int updateX(int p, int v) {
    X[p] = v;
    return calc();
}

int updateY(int p, int v) {
    Y[p] = v;
    return calc();
}

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