Submission #676029

#	Time	Username	Problem	Language	Result	Execution time	Memory
676029		Hacv16	Horses (IOI15_horses)	C++17	17 / 100	13 ms	8336 KiB

horses

#include <bits/stdc++.h>
using namespace std;
 
#define fr first
#define sc second
 
typedef long long ll;
const int MAX = 1010;
const int INF = 0x3f3f3f3f;
const int MOD = 1e9 + 7;
 
int n, x[MAX], y[MAX];

int getAnswer(){
    ll ans = 0, horses = 1;

    for(int i = 1; i <= n; i++){
        horses = (horses * x[i]) % MOD;
        ll cur = (horses * y[i]) % MOD;
        ans = max(ans, cur);
    }

    ans %= MOD;

    return (int) ans;
}

int init(int _n, int _x[], int _y[]){
    n = _n; 
 
    for(int i = 1; i <= n; i++)
        x[i] = _x[i - 1], y[i] = _y[i - 1];
 
    return getAnswer();
}
 
int updateX(int pos, int val){
    x[pos + 1] = val;
    return getAnswer();
}
 
int updateY(int pos, int val){
    y[pos + 1] = val;
    return getAnswer();
}

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