Submission #302869

#	Time	Username	Problem	Language	Result	Execution time	Memory
302869		Falcon	Palembang Bridges (APIO15_bridge)	C++14	22 / 100	48 ms	3576 KiB

bridge

#pragma GCC optimize("O2")

#include <bits/stdc++.h>
#ifdef DEBUG
	#include "debug.hpp"
#endif

using namespace std;

#define all(c) (c).begin(), (c).end()
#define traverse(c, it) for(auto it = (c).begin(); it != (c).end(); it++)
#define rep(i, N) for(int i = 0; i < (N); i++)
#define rep1(i, N) for(int i = 1; i <= (N); i++)
#define rep2(i, s, e) for(int i = (s); i <= (e); i++)
#define rep3(i, s, e, d) for(int i = (s); (d) >= 0 ? i <= (e) : i >= (e); i += (d))
#define pb push_back


#ifdef DEBUG
	#define debug(x...) { dbg::depth++; string dbg_vals = dbg::to_string(x); dbg::depth--; dbg::fprint(__func__, __LINE__, #x, dbg_vals); }
	#define light_debug(x) { dbg::light = 1; dbg::dout << __func__ << ":" << __LINE__ << "  " << #x << " = " << x << endl; dbg::light = 0; }
#else
	#define debug(x...)
	#define light_debug(x) 
#endif

template<typename T>
inline T& ckmin(T& a, T b) { return a = a > b ? b : a; }

template<typename T>
inline T& ckmax(T& a, T b) { return a = a < b ? b : a; }

using ll = long long;
using pii = pair<int, int>;
using vi = vector<int>;


int main() {

	ios_base::sync_with_stdio(false);
	cin.tie(0), cout.tie(0);

	#ifdef DEBUG
		freopen("debug", "w", stderr);
	#endif
	
	int K, N; cin >> K >> N;
	
	if(K == 1){
	
		ll ans{};
		
		vi A; 
		
		rep(_, N) {
			char S, E;
			int x, y;
			cin >> S >> x >> E >> y;
			if(S == E) ans += abs(x - y);
			else A.pb(x), A.pb(y), ++ans;
		}
		
		debug(ans, A);
		
		sort(all(A));
		
		int m = A[A.size() >> 1];
		for(auto x : A) ans += abs(x - m);
		cout << ans << '\n';
	} else assert(0);


	#ifdef DEBUG
		dbg::dout << "\nExecution time: " << clock() << "ms\n";
	#endif

	return 0;
}

• Subtask 1: 8 / 8
• Subtask 2: 14 / 14
• Subtask 3: 0 / 9
• Subtask 4: 0 / 32
• Subtask 5: 0 / 37