Submission #392585

#	Time	Username	Problem	Language	Result	Execution time	Memory
392585		hackermub	Palembang Bridges (APIO15_bridge)	C++17	22 / 100	52 ms	4560 KiB

bridge

#include<bits/stdc++.h>
using namespace std;

#define ll long long
#define pii pair<int,int>
#define pll pair<ll,ll>
#define float long double
#define pff pair<float,float>
#define fi first
#define se second
#define pb push_back
#define eb emplace_back
#define all(v) v.begin(),v.end()
#define uid(a,b) uniform_int_distribution<int>(a,b)(rng)
#define forn(i,st,n,inc) for(int i=st;i<n;i+=inc)
#define rforn(i,st,n,inc) for(int i=st-1;i>=n;i-=inc)
#define bruh cout<<"\nbruh\n"; exit(0);
#define UB(v,x) upper_bound(all(v),x)
#define LB(v,x) lower_bound(all(v),x)
//mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
#define pi acos(-1)
const int MOD = 1e9+7;
const int64_t INF64 = INT64_MAX;
const int32_t INF32 = INT32_MAX;


ostream& operator<<(ostream& o,const string& s){
    for(auto c:s) o<<c;
    return o;
}

template<typename F,typename S>
ostream& operator<<(ostream& o,const pair<F,S>& p){
    o<<"["<<p.fi<<","<<p.se<<"]";
    return o;
}

template<typename... T,template<class...> class C>
ostream& operator<<(ostream& o,const C<T...>& v){
    o<<"[";
    int tot=0;
    for(auto x:v){ 
        o<<x;
        if(tot<v.size()-1) o<<",";
        tot++;
    }
    o<<"]";
    return o;
}

vector<string> vec_splitter(string s) {
    s += ',';
    vector<string> res;
    while(!s.empty()) {
        res.push_back(s.substr(0, s.find(',')));
        s = s.substr(s.find(',') + 1);
    }
    return res;
}
void debug_out(
vector<string> __attribute__ ((unused)) args,
__attribute__ ((unused)) int idx, 
__attribute__ ((unused)) int LINE_NUM) { cerr << endl; } 
template <typename Head, typename... Tail>
void debug_out(vector<string> args, int idx, int LINE_NUM, Head H, Tail... T) {
    if(idx > 0) cerr << ", "; else cerr << "Line(" << LINE_NUM << ") ";
    stringstream ss; ss << H;
    cerr << args[idx] << " = " << ss.str();
    debug_out(args, idx + 1, LINE_NUM, T...);
}

#ifdef OFFLINE
clock_t Tm=clock();
#define debug(...) debug_out(vec_splitter(#__VA_ARGS__), 0, __LINE__, __VA_ARGS__)
#else
#define debug(...)
#endif

void init(){
    
}

void solve(){
    int k,n;
    cin>>k>>n;
    vector<ll> P,Q,v;
    ll ans=0;
    for(int i=0;i<n;i++){
        char a,b;
        ll x,y;
        cin>>a>>x>>b>>y;
        if(a==b) ans+=abs(x-y);
        else{
            if(a=='B') swap(a,b),swap(x,y);
            P.pb(x);
            Q.pb(y);
            v.pb(x);
            v.pb(y);
        }
    }
    if(v.empty()) return void(cout<<ans);
    sort(all(v));
    ll X=v[size(v)/2];
    for(int i=0;i<size(P);i++){
        ans+=abs(X-P[i])+abs(X-Q[i])+1;
    }
    cout<<ans;
} 



int32_t main(){
    ios_base::sync_with_stdio(false);cin.tie();
    //If you hack my code , You are gay
    init();
    int T=1;
    //cin>>T;
    //scanf("%d",&T);
    while(T--){
        solve();
        //cout<<"\n";
        //printf("\n");
    }
        //mara kha
    #ifdef OFFLINE
        //cerr<<"Time = "<<(double)(clock()-Tm)/CLOCKS_PER_SEC;
    #endif
    return 0;
}

Compilation message (stderr)

bridge.cpp: In function 'void solve()':
bridge.cpp:104:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  104 |     for(int i=0;i<size(P);i++){
      |                 ~^~~~~~~~

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