Submission #299309

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
299309	2020-09-14 17:30:51	Haunted_Cpp	Horses (IOI15_horses)	C++17	57 / 100	1571 ms	55416 KiB

horses

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#include "horses.h"
#include <bits/stdc++.h>
using namespace std;
 
const int MAX_N = 5e5 + 5;
const int MAX_K = 50 + 5;
const int MOD = 1e9 + 7;
 
int _N;
vector<int> _X(MAX_N), _Y(MAX_N);
set<int> non_one;
 
int mult(int a, int b) {
  long long res = 1LL * a * b;
  if (res >= MOD) res %= MOD;
  return res;
}
 
class SegmentTree {
private:  
  struct Node {
    int product;
    int opt;
    Node() {
      product = 1;
      opt = -1;
    }
    void merge(Node l, Node r, int rightmost) {
      product = mult(l.product, r.product);
      opt = l.opt;
 
 
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Compilation message (stderr)

horses.cpp: In function 'int mult(int, int)':
horses.cpp:16:10: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   16 |   return res;
      |          ^~~
horses.cpp: In member function 'void SegmentTree::Node::merge(SegmentTree::Node, SegmentTree::Node, int)':
horses.cpp:28:36: warning: unused parameter 'rightmost' [-Wunused-parameter]
   28 |     void merge(Node l, Node r, int rightmost) {
      |                                ~~~~^~~~~~~~~

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