Submission #489408

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
489408	2021-11-22 21:02:43	arwaeystoamneg	Snake Escaping (JOI18_snake_escaping)	C++17	75 / 100	2071 ms	24532 KiB

snake_escaping

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// EXPLOSION!
#define _CRT_SECURE_NO_WARNINGS
#include<bits/stdc++.h>
#include<unordered_set>
#include<unordered_map>
#include<chrono>
 
using namespace std;
typedef pair<int, int> pii;
typedef long long ll;
typedef pair<ll, ll> pll;
typedef long double ld;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<pair<int, int>> vpi;
typedef vector<pair<ll, ll>> vpll;
 
#define FOR(i,a,b) for (int i = (a); i < (b); ++i)
#define F0R(i,a) FOR(i,0,a)
#define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i)
#define R0F(i,a) ROF(i,0,a)
#define trav(a,x) for (auto& a: x)
 
#define pb push_back
#define mp make_pair
#define rsz resize
#define sz(x) int(x.size())
#define all(x) x.begin(),x.end()
#define f first
#define s second
 
 
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Compilation message (stderr)

snake_escaping.cpp: In function 'int main()':
snake_escaping.cpp:133:24: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses]
  133 |     if (popcount(mask) - m & 1)ans -= sub[mask2];
      |         ~~~~~~~~~~~~~~~^~~

• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 10 / 10
• Subtask 4: 53 / 53
• Subtask 5: 0 / 25