Submission #800798

#	Time	Username	Problem	Language	Result	Execution time	Memory
800798		Liudas	Horses (IOI15_horses)	C++17	Compilation error	0 ms	0 KiB

horses

#include <bits/stdc++.h>
#include "horses.h"
using namespace std;
vector<long long> X, Y;
int calc(){
    double a = 0, t = 0;
    int id = 0;
    for(int i = 0; i < N; i ++){
        t += log(X[i]);
        if(t + log(Y[i]) > a){
            a = t + log(Y[i]);
            id = i;
        }
    }
    long long ans = 1, MOD = 1e9 + 7;
    ans *= Y[id];
    for(int i = 0; i <= id; i ++){
        ans = ans * X[i] % MOD;
    }
    return ans;
}
int init(int N, int XX[], int YY[]){
    X.resize(N);
    Y.resize(N);
    for(int i = 0; i < N; i ++){
        X[i] = XX[i];
        Y[i] = YY[i];
    }
    return calc();
}
int updateX(int pos, int val){
    X[pos] = val;
    return calc();
}
int updateY(int pos, int val){
    Y[pos] = val;
    return calc();
}

Compilation message (stderr)

horses.cpp: In function 'int calc()':
horses.cpp:8:24: error: 'N' was not declared in this scope
    8 |     for(int i = 0; i < N; i ++){
      |                        ^
horses.cpp:20:12: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   20 |     return ans;
      |            ^~~