oj.uz

Submission #224405

# Submission time Handle Problem Language Result Execution time Memory
224405 2020-04-17T19:04:58 Z PedroBigMan Birmingham (COCI20_birmingham) C++14
0 / 70
 215 ms 21732 KB 
#include <iostream>
#include <vector>
#include <cmath>
#include <algorithm>
#include <string>
#include <map>
#include <set>
#include <queue>
#include <deque>
using namespace std;
typedef long long int ll;
typedef unsigned long long int ull;
typedef long double ld;
#define REP(i,a,b) for(ll i=a; i<b; i++)
#define pb push_back
#define mp make_pair
#define pl pair<ll,ll>
#define ff first
#define ss second
#define INF 100000000000000000LL
#define dd double
ll insig;
#define In(vecBRO, LENBRO) REP(IBRO,0,LENBRO) {cin>>insig; vecBRO.pb(insig);}
void Out(vector<ll> x) {REP(i,0,x.size()) {cout<<x[i]<<" ";} cout<<endl;}

ll sqr(ll x)
{
    ll hi=x; ll lo=0LL;
    while(hi>lo) 
    {
        ll mid=(lo+hi+1)/2LL;
        if(mid*mid<=x) {lo=mid;}
        else {hi=mid-1LL;}
    }
    return hi;
}

class Graph
{
    public:
    ll N;
    vector<vector<ll> > adj; 
    vector<bool> visited; //for DFS/BFS
    
    Graph(vector<vector<ll> > ad)
    {
        adj=ad; N=adj.size(); REP(i,0,N) {visited.pb(false);}
    }
    
    vector<ll> BFS(ll s)
    {
        vector<ll> distance; REP(i,0,N) {distance.pb(INF);}
        REP(i,0,N) {visited[i]=false;}
        distance[s]=0; visited[s]=true;
        deque<ll> d; d.pb(s); ll cur;
        while(!d.empty())
        {
            cur=d.front(); d.pop_front();
            REP(i,0,adj[cur].size())
            {
                if(!visited[adj[cur][i]]) 
                {
                    visited[adj[cur][i]]=true; 
                    d.pb(adj[cur][i]); 
                    distance[adj[cur][i]]=distance[cur]+1;
                }
            }
        }
        return distance;
    }
};

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    ll N,M,Q,K; cin>>N>>M>>Q>>K;
    vector<ll> q; In(q,Q); REP(i,0,Q) {q[i]--;}
    vector<ll> xx; vector<vector<ll> > adj; REP(i,0,N) {adj.pb(xx);}
    pl cur;
    REP(i,0,M)
    {
        cin>>cur.ff>>cur.ss; cur.ff--; cur.ss--;
        adj[cur.ff].pb(cur.ss); adj[cur.ss].pb(cur.ff);
    }
    REP(i,1,q.size())
    {
        REP(j,0,adj[q[i]].size()) {adj[q[0]].pb(adj[q[i]][j]);}
    }
    Graph G(adj);
    vector<ll> d=G.BFS(q[0]);
    vector<ll> ans; REP(i,0,N) {ans.pb(0LL);}
    REP(i,0,N)
    {
        ans[i]= ceil(- (dd) K + (dd) sqrt((dd) (K*K+8*K*d[i]))/(dd) (2LL*K));
    }
    REP(i,0,q.size()) {ans[q[i]]=0LL;}
    REP(i,0,N) {cout<<ans[i]<<" ";}
    cout<<endl;
    return 0;
}

Compilation message

birmingham.cpp: In function 'void Out(std::vector<long long int>)':
birmingham.cpp:14:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define REP(i,a,b) for(ll i=a; i<b; i++)
birmingham.cpp:24:29:
 void Out(vector<ll> x) {REP(i,0,x.size()) {cout<<x[i]<<" ";} cout<<endl;}
                             ~~~~~~~~~~~~
birmingham.cpp:24:25: note: in expansion of macro 'REP'
 void Out(vector<ll> x) {REP(i,0,x.size()) {cout<<x[i]<<" ";} cout<<endl;}
                         ^~~
birmingham.cpp: In member function 'std::vector<long long int> Graph::BFS(ll)':
birmingham.cpp:14:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define REP(i,a,b) for(ll i=a; i<b; i++)
birmingham.cpp:59:17:
             REP(i,0,adj[cur].size())
                 ~~~~~~~~~~~~~~~~~~~
birmingham.cpp:59:13: note: in expansion of macro 'REP'
             REP(i,0,adj[cur].size())
             ^~~
birmingham.cpp: In function 'int main()':
birmingham.cpp:14:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define REP(i,a,b) for(ll i=a; i<b; i++)
birmingham.cpp:86:9:
     REP(i,1,q.size())
         ~~~~~~~~~~~~             
birmingham.cpp:86:5: note: in expansion of macro 'REP'
     REP(i,1,q.size())
     ^~~
birmingham.cpp:14:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define REP(i,a,b) for(ll i=a; i<b; i++)
birmingham.cpp:88:13:
         REP(j,0,adj[q[i]].size()) {adj[q[0]].pb(adj[q[i]][j]);}
             ~~~~~~~~~~~~~~~~~~~~ 
birmingham.cpp:88:9: note: in expansion of macro 'REP'
         REP(j,0,adj[q[i]].size()) {adj[q[0]].pb(adj[q[i]][j]);}
         ^~~
birmingham.cpp:14:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define REP(i,a,b) for(ll i=a; i<b; i++)
birmingham.cpp:97:9:
     REP(i,0,q.size()) {ans[q[i]]=0LL;}
         ~~~~~~~~~~~~             
birmingham.cpp:97:5: note: in expansion of macro 'REP'
     REP(i,0,q.size()) {ans[q[i]]=0LL;}
     ^~~

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 135 ms 20836 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 181 ms 21732 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 215 ms 20960 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #11
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 126 ms 20140 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #12
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 128 ms 20196 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #13
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 162 ms 20404 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #14
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 127 ms 20708 KB Output isn't correct
2 Halted 0 ms 0 KB -