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Submission #996283

# Submission time Handle Problem Language Result Execution time Memory
996283 2024-06-10T11:11:47 Z dreamboy Palembang Bridges (APIO15_bridge) C++17
9 / 100
 2000 ms 604 KB 
#include <bits/stdc++.h>
//#include <ext/pb_ds/assoc_container.hpp>
using namespace std;
//using namespace __gnu_pbds;

#define speed ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define russian setlocale(LC_ALL,"Russian_Russia.20866");
#define file freopen("onlyone.in", "r", stdin), freopen("onlyone.out", "w", stdout);
#define ll long long
#define ull unsigned long long
#define ld long double
#define pll pair<ll, ll>
#define pii pair<int, int>
#define all(s) s.begin(), s.end()
#define pb push_back
#define ins insert
#define mp make_pair
#define sz(x) x.size()
#define F first
#define S second
#define lb lower_bound
#define ub upper_bound
#define mem(x) memset(x, 0, sizeof(x))
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

const ll N = 30010;
const ll M = 600000;
const ll block = 316;
const ll mod = 998244353;
const ll P = 263;
const ld pi = acos(-1);
const ll inf = 1e9;

ll add(ll a, ll b) {
    if(a + b < 0) return a + b + mod;
    if(a + b >= mod) return a + b - mod;
    return a + b;
}

ll sub(ll a, ll b) {
    return (a - b + mod) % mod;
}

ll mul(ll a, ll b) {
    return a * 1LL * b % mod;
}

ll binpow(ll a, ll n) {
    ll res = 1LL;
    while(n) {
        if(n & 1) res = mul(res, a); // if(n % 2 == 1)
        a = mul(a, a);
        n >>= 1; //n / 2
    }
    return res;
}

ll inv(ll x) {//число х в степени -1
    return binpow(x, mod - 2);
}
void solve() {
    ll k, n;
    cin >> k >> n;
    ll delt = 0LL;
    set<ll> s;
    vector<pll> v;
    for(ll i = 1; i <= n; i++) {
        char a, b;
        ll x, y;
        cin >> a >> x >> b >> y;
        s.insert(x); s.insert(y);
        if(a == b) delt += abs(x - y);
        else v.pb({x, y});
    }
    if(k == 1) {
        ll ans = 0LL;
        vector<ll> c;
        for(auto [x, y]: v) c.pb(x), c.pb(y);
        sort(all(c));
        ll b = c[(int)sz(c) / 2];
        for(auto [x, y]: v) {
            ans += (abs(b - x) + abs(b - y) + 1LL);
        }
        cout << ans + delt << '\n';
    }
    else {
        ll ans = LLONG_MAX;
        for(auto k1: s) {
            for(auto k2: s) {
                if(k1 == k2) continue;
                ll cur = 0LL;
                for(auto [x, y]: v) {
                    cur += min((abs(k1 - x) + abs(k1 - y) + 1LL), (abs(k2 - x) + abs(k2 - y) + 1LL));
                }
                ans = min(ans, cur);
            }
        }
        cout << ans + delt << '\n';
    }
}
signed main() {
    speed;
    //file;
    int test = 1;
    //cin >> test;
    while(test--) {
        solve();
    }
}

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 604 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 604 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 456 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 9 ms 348 KB Output is correct
5 Correct 3 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 10 ms 476 KB Output is correct
9 Correct 13 ms 472 KB Output is correct
10 Correct 12 ms 348 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 10 ms 348 KB Output is correct

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 9 ms 348 KB Output is correct
5 Correct 2 ms 344 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 10 ms 480 KB Output is correct
9 Correct 11 ms 464 KB Output is correct
10 Correct 9 ms 472 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 13 ms 476 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 25 ms 508 KB Output is correct
15 Execution timed out 2045 ms 348 KB Time limit exceeded
16 Halted 0 ms 0 KB -

Subtask #5
0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 11 ms 472 KB Output is correct
5 Correct 2 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 10 ms 348 KB Output is correct
9 Correct 10 ms 348 KB Output is correct
10 Correct 9 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 10 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 31 ms 508 KB Output is correct
15 Execution timed out 2052 ms 348 KB Time limit exceeded
16 Halted 0 ms 0 KB -