Submission #431695

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
431695	2021-06-17 14:33:11	arayi	말 (IOI15_horses)	C++17	100 / 100	1261 ms	54568 KiB

horses

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#include "horses.h"
#include <bits/stdc++.h>
#define lli long long
using namespace std;
const int N = 5e5 + 30;
const lli mod = 1e9 + 7;
int n;
lli x[N], y[N];
lli t[4*N], t1[4*N];
set <int> fp;
void upd(int q, lli v, int l = 0, int r = n - 1, int nd = 1)
{
  if(q > r || q < l) return;
  if(l == r)
  {
    t[nd] = v;
    return;
  }
  int md = (l + r) / 2;
  upd(q, v, l, md, nd * 2); 
  upd(q, v, md + 1, r, nd * 2 + 1);
  t[nd] = max(t[nd*2], t[nd*2+1]);
}
lli qry(int l, int r, int nl = 0, int nr = n - 1, int nd = 1)
{
  if(l > nr || r < nl) return 0;
  if(nl==l&&r==nr) return t[nd];
 
 
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Compilation message (stderr)

horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:71:14: warning: declaration of 'N' shadows a global declaration [-Wshadow]
   71 | int init(int N, int X[], int Y[])
      |          ~~~~^
horses.cpp:6:11: note: shadowed declaration is here
    6 | const int N = 5e5 + 30;
      |           ^
horses.cpp:82:12: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   82 |  return slv();
      |         ~~~^~
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:91:12: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   91 |  return slv();
      |         ~~~^~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:98:12: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   98 |  return slv();
      |         ~~~^~

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