Submission #135277

#	Time	Username	Problem	Language	Result	Execution time	Memory
135277		tinjyu	Horses (IOI15_horses)	C++14	17 / 100	1570 ms	12380 KiB

horses

#include "horses.h"
#include <iostream>
using namespace std;
long long int n,x[1000005],y[1000005];
int init(int N, int X[], int Y[]) {
    n=N;
    for(int i=0;i<n;i++)x[i]=X[i];
    for(int i=0;i<n;i++)y[i]=Y[i];
    long long int tmp=1,ans=0;
    for(int i=0;i<n;i++)
    {
        tmp*=x[i];
        if(tmp*y[i]>ans)
        {
            ans=tmp*y[i];
        }
    }
    ans%=1000000007;
    int a=(int)ans;
	return a;
}

int updateX(int pos, int val) {
    x[pos]=val;
    long long int tmp=1,ans=0;
    for(int i=0;i<n;i++)
    {
        tmp*=x[i];
        if(tmp*y[i]>ans)
        {
            ans=tmp*y[i];
        }
    }
	ans%=1000000007;
    int a=(int)ans;
	return a;
}

int updateY(int pos, int val) {
    y[pos]=val;
    long long int tmp=1,ans=0;
    for(int i=0;i<n;i++)
    {
        tmp*=x[i];
        if(tmp*y[i]>ans)
        {
            ans=tmp*y[i];
        }
    }
	ans%=1000000007;
    int a=(int)ans;
	return a;
}

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