Submission #895420

#	Time	Username	Problem	Language	Result	Execution time	Memory
895420		Wobert	Palembang Bridges (APIO15_bridge)	C++17	22 / 100	33 ms	3556 KiB

bridge

#include "bits/stdc++.h"
#ifdef LOCAL
#include "dbg.h"
#else
#define dbg(...) 0
#endif

#define fox(i, n) for (int i = 0; i < (n); ++i)
#define rep(i, a, b) for (int i = (a); i < (b); ++i)
#define rin(i, a, b) for (int i = (a); i <= (b); ++i)
#define rrep(i, a, b) for (int i = (a); i >= (b); --i)
#define fore(x, v) for (auto &&x : v)
#define forp(a, b, v) for (auto &&[a, b] : v)
#define pb push_back
#define eb emplace_back
#define F first
#define S second
#define all(x) begin(x), end(x)
#define EL "\n"

using namespace std;

using vi = vector<int>;
using ll = long long;
using vll = vector<ll>;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
using vpii = vector<pii>;
using vpll = vector<pll>;

template<class T>
int sz(T& container) {
    return (int) container.size();
}
template<class T> bool ckmin(T& a, const T& b) {
    return b < a ? a = b, 1 : 0; }
template<class T> bool ckmax(T& a, const T& b) {
    return a < b ? a = b, 1 : 0; }

ll cdiv(ll a, ll b) { return a/b+((a^b)>0&&a%b); }
ll fdiv(ll a, ll b) { return a/b-((a^b)<0&&a%b); }

//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
//ll urand(int a, int b) { return rng() % (b-a+1) + a; }

//const vector<pii> deltas = {{1, 0}, {-1, 0}, {0, 1}, {0, -1}};
//const int INF = 0x3f3f3f3f;


void solve() {
    int k, n; cin >> k >> n;
    ll ans = 0;
    vi v;
    fox(_, n) {
        char c, d; int x, y; cin >> c >> x >> d >> y;
        if (c == d) {
            ans += abs(x-y); continue;
        }
        ans += 1;
        v.pb(x); v.pb(y);
    }
    sort(all(v));
    if (!v.empty()) {
        int med = v[sz(v)/2];
        fore(x, v) ans += abs(med-x);
    }
    cout << ans << EL;

}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
//    int t;
//    cin >> t;
//    while (t--)
        solve();

    return 0;
}

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