Submission #148681

#	Time	Username	Problem	Language	Result	Execution time	Memory
148681		Greedy left the chat. (#200)	FunctionCup Museum (FXCUP4_museum)	C++17	100 / 100	579 ms	14696 KiB

museum

#include "museum.h"
//# pragma GCC optimize("Ofast,no-stack-protector")
//# pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
# pragma GCC optimize("Ofast")
# pragma GCC optimization ("unroll-loops")
# include "bits/stdc++.h"
/*
# include <ext/pb_ds/tree_policy.hpp>
# include <ext/pb_ds/assoc_container.hpp>
# include <ext/rope>
*/
std::pair<int,int> DR[] = {{-1,0},{0,1},{1,0},{0,-1},{-1,1},{-1,-1},{1,1},{1,-1}};
# define ll long long
# define clock (clock() * 1000.0 / CLOCKS_PER_SEC)
# define rc(s) return cout << s,0
# define rcg(s) cout << s;exit(0)
# define _ ios_base::sync_with_stdio(false);cin.tie(0);cerr.tie(0);cout.tie(0);
# define db(x) cerr << #x << " = " << x << '\n'
# define pb push_back
# define mp make_pair
# define all(s) s.begin(),s.end()
# define sz(x) (int)((x).size())
# define int ll
using namespace std;

/*
using namespace __gnu_pbds;
using namespace __gnu_cxx;
template <class T> using Tree = tree<T, null_type, less<T>, rb_tree_tag,tree_order_statistics_node_update>;
Tree<int>tr;
*/

// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# define LOCAL
# define sim template < class c
# define ris return * this
# define dor > debug & operator <<
# define eni(x) sim > typename \
enable_if<sizeof dud<c>(0) x 1, debug&>::type operator<<(c i) {
sim > struct rge { c b, e; };
sim > rge<c> range(c i, c j) { return rge<c>{i, j}; }
sim > auto dud(c* x) -> decltype(cerr << *x, 0);
sim > char dud(...);
struct debug {
#ifdef LOCAL
~debug() { cerr << endl; }
eni(!=) cerr << boolalpha << i; ris; }
eni(==) ris << range(begin(i), end(i)); }
sim, class b dor(pair < b, c > d) {
ris << "(" << d.first << ", " << d.second << ")";
}
sim dor(rge<c> d) {
*this << "[";
for (auto it = d.b; it != d.e; ++it)
*this << ", " + 2 * (it == d.b) << *it;
ris << "]";
}
#else
sim dor(const c&) { ris; }
#endif
};
#define show(...) " [" << #__VA_ARGS__ ": " << (__VA_ARGS__) << "] "
int gcd(int a, int b)
{
if(b) return gcd(b,a%b);
return a;
}mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

int f[105][105][105];


#undef int
ll calc(vector<int>vec){
#define int ll
	# define f g
	ll f[105];
	memset(f,0,sizeof(f));
	for(auto it : vec) f[it]++;
	ll ans = 0;
	for(int i = 1;i <= 100;i++) {
		ans += 1ll * (f[i] - 1) * f[i];
	}
	#undef f
	return ans;
}


#undef int
long long CountSimilarPairs(std::vector<int> B, std::vector<int> T, std::vector<int> G)
{
#define int ll
	int n = sz(B);
	for(int i = 0;i < n;i++) f[B[i]][T[i]][G[i]]++;
	int ans = 0;
	ans += calc(B);
	ans += calc(T);
	ans += calc(G);
	for(int a = 1;a <= 100;a++){
		for(int b = 1;b <= 100;b++){
			for(int c = 1;c <= 100;c++){
				ans -= 2 * (f[a][b][c]) * (f[a][b][c] - 1);
			}
		}
	}
	for(int i = 0;i < n;i++){
		vector<int>vec(3),c(3);
		vec[0] = B[i];
		vec[1] = T[i];
		vec[2] = G[i];
		for(int j = 0;j < 3;j++){
			c[0] = vec[0];c[1] = vec[1];c[2] = vec[2];
			for(int x = 1;x <= 100;x++){
				if(x == vec[j]) continue;
				c[j] = x;
				ans -= f[c[0]][c[1]][c[2]];
			}
		}
	}
	return ans / 2;
}

Compilation message (stderr)

museum.cpp:5:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 # pragma GCC optimization ("unroll-loops")

• Subtask 1: 27 / 27
• Subtask 2: 73 / 73