제출 #259308

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
259308	2020-08-07 14:22:51	IOrtroiii	말 (IOI15_horses)	C++14	0 / 100	423 ms	63108 KiB

horses

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
const int MX = 500500;
int N;
int X[MX], Y[MX];
namespace searcher {
pair<ld, int> best[MX << 1];
ld sum[MX << 1];
void pop(int v) {
   best[v] = max(best[v << 1], make_pair(best[v << 1 | 1].first + sum[v << 1], best[v].second));
   sum[v] = sum[v << 1] + sum[v << 1 | 1];
}
void modify(int p) {
   p += N;
   best[p] = make_pair(log(X[p - N]) + log(Y[p - N]), p - N);
   sum[p] = log(X[p - N]);
   for (p >>= 1; p > 0; p >>= 1) {
      pop(p);
   }
}
 
 
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컴파일 시 표준 에러 (stderr) 메시지

horses.cpp: In function 'int calculator::mult(int, int)':
horses.cpp:37:43: warning: conversion to 'int' from 'll {aka long long int}' may alter its value [-Wconversion]
 int mult(int x, int y) { return ll(x) * y % MOD; }
                                 ~~~~~~~~~~^~~~~

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