Submission #1059057

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1059057	2024-08-14 16:32:44	andrei_iorgulescu	Horses (IOI15_horses)	C++14	100 / 100	1310 ms	51028 KiB

horses

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#include <bits/stdc++.h>
#include "horses.h"
using namespace std;
using ll = long long;
int modulo = (int)1e9 + 7;
int lgpow(int lul1, int lul2)
{
    int lul3 = 1;
    while (lul2 != 0)
    {
        if (lul2 % 2 == 1)
            lul3 = 1ll * lul3 * lul1 % modulo;
        lul1 = 1ll * lul1 * lul1 % modulo;
        lul2 /= 2;
    }
    return lul3;
}
int x[500005], y[500005];
int n;
set<int> grx;
int aint[2000005];
ll allx = 1;
void build(int nod, int l, int r)
{
 
 
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Compilation message (stderr)

horses.cpp: In function 'int lgpow(int, int)':
horses.cpp:16:38: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   16 |             lul3 = 1ll * lul3 * lul1 % modulo;
      |                    ~~~~~~~~~~~~~~~~~~^~~~~~~~
horses.cpp:17:34: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   17 |         lul1 = 1ll * lul1 * lul1 % modulo;
      |                ~~~~~~~~~~~~~~~~~~^~~~~~~~
horses.cpp: In function 'int solve()':
horses.cpp:85:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, std::pair<int, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   85 |     for (int i = 0; i + 1 < candi.size(); i++)
      |                     ~~~~~~^~~~~~~~~~~~~~
horses.cpp:100:23: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
  100 |     ans = ans * lgpow(prd, modulo - 2) % modulo;
      |                       ^~~
horses.cpp:101:12: warning: conversion from '__int128' to 'int' may change value [-Wconversion]
  101 |     return ans;
      |            ^~~

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