Submission #1010268

#	Time	Username	Problem	Language	Result	Execution time	Memory
1010268		GrindMachine	Palembang Bridges (APIO15_bridge)	C++17	Compilation error	0 ms	0 KiB

bridge

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;

template<typename T> using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
typedef long long int ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;

#define fastio ios_base::sync_with_stdio(false); cin.tie(NULL)
#define pb push_back
#define endl '\n'
#define sz(a) (int)a.size()
#define setbits(x) __builtin_popcountll(x)
#define ff first
#define ss second
#define conts continue
#define ceil2(x,y) ((x+y-1)/(y))
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define yes cout << "Yes" << endl
#define no cout << "No" << endl

#define rep(i,n) for(int i = 0; i < n; ++i)
#define rep1(i,n) for(int i = 1; i <= n; ++i)
#define rev(i,s,e) for(int i = s; i >= e; --i)
#define trav(i,a) for(auto &i : a)

template<typename T>
void amin(T &a, T b) {
    a = min(a,b);
}

template<typename T>
void amax(T &a, T b) {
    a = max(a,b);
}

#ifdef LOCAL
#include "debug.h"
#else
#define debug(...) 42
#endif

/*



*/

const int MOD = 1e9 + 7;
const int N = 1e5 + 5;
const int inf1 = int(1e9) + 5;
const ll inf2 = ll(1e18) + 5;

void solve(int test_case)
{
    ll k,n; cin >> k >> n;
    vector<pll> a;
    ll same_side = 0;
    vector<ll> b;

    rep1(i,n){
        char p,q; ll x,y;
        cin >> p >> x >> q >> y;
        if(p == q){
            same_side += abs(x-y);
        }
        else{
            if(x > y) swap(x,y);
            a.pb({x,y});
            b.pb(x), b.pb(y);
        }
    }

    b.pb(0);
    sort(all(b));
    b.resize(unique(all(b))-b.begin());

    ll ans = inf2;
    trav(s,b){
        ll curr = 0;
        for(auto [x,y] : a){
            curr += abs(x-s)+abs(s-y)+1;
            curr += add;
        }

        amin(ans,curr);
    }

    ans += same_side;
    cout << ans << endl;
}

int main()
{
    fastio;

    int t = 1;
    // cin >> t;

    rep1(i, t) {
        solve(i);
    }

    return 0;
}

Compilation message (stderr)

bridge.cpp: In function 'void solve(int)':
bridge.cpp:89:21: error: 'add' was not declared in this scope; did you mean 'std::filesystem::perm_options::add'?
   89 |             curr += add;
      |                     ^~~
      |                     std::filesystem::perm_options::add
In file included from /usr/include/c++/10/filesystem:44,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:129,
                 from bridge.cpp:1:
/usr/include/c++/10/bits/fs_fwd.h:202:7: note: 'std::filesystem::perm_options::add' declared here
  202 |       add = 0x2,
      |       ^~~