Submission #586826

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
586826	2022-06-30 17:56:46	InternetPerson10	Horses (IOI15_horses)	C++17	100 / 100	572 ms	94384 KiB

horses

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include "horses.h"
#include <bits/stdc++.h>
typedef long long ll;
using namespace std;
const ll MOD = 1000000007;
vector<int> x, y;
set<int> nonOnes;
ll modpow(ll n, ll e = MOD - 2) {
    if(e == 0) return 1;
    ll g = modpow(n, e/2);
    g *= g;
    g %= MOD;
    if(e%2) {
        g *= n;
        g %= MOD;
    }
    return g;
}
struct SegTree {
    int lx, rx;
    int val = 0;
    SegTree *ls, *rs;
    SegTree(int l, int r) : lx(l), rx(r) {
        if(rx - lx != 1) {
            int mid = (lx + rx) / 2;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

horses.cpp: In function 'int recalc()':
horses.cpp:57:29: warning: conversion from 'std::vector<int>::size_type' {aka 'long unsigned int'} to 'int' may change value [-Wconversion]
   57 |     int rightBorder = x.size();
      |                       ~~~~~~^~
horses.cpp:64:64: warning: conversion from '__int128' to 'll' {aka 'long long int'} may change value [-Wconversion]
   64 |             __int128 best = -1, base = (prod * modpow(currProd % MOD)) % MOD;
      |                                                       ~~~~~~~~~^~~~~

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