Submission #234200

#	Time	Username	Problem	Language	Result	Execution time	Memory
234200		pere_gil	Horses (IOI15_horses)	C++14	17 / 100	19 ms	8448 KiB

horses

#include <iostream>
#include "horses.h"

using namespace std;
int moe=1000000007;
int ja[5000];
int x[5000];
int y[5000];
int n;

int init(int N, int X[], int Y[])
{
    /* por 17 pts
    int big=0;
    int ja[N];
    ja[0]=X[0];
    for(int i=1;i<N;i++){
        ja[i]=ja[i-1]*X[i];
    }
    for(int i=0;i<N;i++) big=max(big, ja[i]*Y[i]);
    return big;
    */
    int big=0;
    for(int i=0;i<N;i++){
        x[i]=X[i];
        y[i]=Y[i];
    }
    n=N;
    ja[0]=x[0];

    for(int i=1;i<n;i++) ja[i]=x[i]*ja[i-1]%moe;
    for(int i=0;i<n;i++) big=max(big, (ja[i]*y[i])%moe);

    return big;
}

int updateX(int pos, int val){

    return -3;
}

int updateY(int pos, int val){
    return -3;
}

Compilation message (stderr)

horses.cpp: In function 'int updateX(int, int)':
horses.cpp:37:17: warning: unused parameter 'pos' [-Wunused-parameter]
 int updateX(int pos, int val){
                 ^~~
horses.cpp:37:26: warning: unused parameter 'val' [-Wunused-parameter]
 int updateX(int pos, int val){
                          ^~~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:42:17: warning: unused parameter 'pos' [-Wunused-parameter]
 int updateY(int pos, int val){
                 ^~~
horses.cpp:42:26: warning: unused parameter 'val' [-Wunused-parameter]
 int updateY(int pos, int val){
                          ^~~

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