제출 #121039

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
121039	2019-06-26 03:47:22	khulegub	말 (IOI15_horses)	C++14	100 / 100	864 ms	60824 KiB

horses

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#include "horses.h"
#include<bits/stdc++.h>
#define ll(x) x*2+1
#define rr(x) x*2+2
#define eps 1e-9
using namespace std;
typedef long long i64;
int mod = 1e9 + 7;
 
// vector<i64> st;
 
vector<double> st_inv;
vector<int> st_max;
vector<i64> st_mult;
vector<int> x, y;
int n;
void build_mult(int l, int r, int node){
  if(l == r){
    st_mult[node] = x[l];
    return ;
  }
  int mid = (l + r) >> 1;
  build_mult(l, mid, ll(node));
  build_mult(mid + 1, r, rr(node));
  st_mult[node] = (st_mult[ll(node)] * st_mult[rr(node)]) % mod;
}
void update_mult(int pos, int l, int r, int node){
  if(l == r){
    st_mult[node] = x[l];
    return ;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:141:52: warning: conversion to 'int' from 'i64 {aka long long int}' may alter its value [-Wconversion]
  return (query_mult(0, indx, 0, n-1, 0) * y[indx]) % mod;
         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:150:52: warning: conversion to 'int' from 'i64 {aka long long int}' may alter its value [-Wconversion]
  return (query_mult(0, indx, 0, n-1, 0) * y[indx]) % mod;
         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:157:52: warning: conversion to 'int' from 'i64 {aka long long int}' may alter its value [-Wconversion]
  return (query_mult(0, indx, 0, n-1, 0) * y[indx]) % mod;
         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~

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