oj.uz

Submission #175992

# Submission time Handle Problem Language Result Execution time Memory
175992 2020-01-07T13:47:16 Z nikolapesic2802 Tenis (COI19_tenis) C++14
51 / 100
 500 ms 59020 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/rope>

#define ll long long
#define pb push_back
#define sz(x) (int)(x).size()
#define mp make_pair
#define f first
#define s second
#define all(x) x.begin(), x.end()
#define D(x) cerr << #x << " is " << (x) << "\n";
#define ld long double

using namespace std;
using namespace __gnu_pbds;
using namespace __gnu_cxx;

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
template<class T> using ordered_set = tree<T, null_type, less<T>, rb_tree_tag,tree_order_statistics_node_update>; ///find_by_order(),order_of_key()
template<class T1, class T2> ostream& operator<<(ostream& os, const pair<T1,T2>& a) { os << '{' << a.f << ", " << a.s << '}'; return os; }
template<class T> ostream& operator<<(ostream& os, const vector<T>& a){os << '{';for(int i=0;i<sz(a);i++){if(i>0&&i<sz(a))os << ", ";os << a[i];}os<<'}';return os;}
template<class T> ostream& operator<<(ostream& os, const deque<T>& a){os << '{';for(int i=0;i<sz(a);i++){if(i>0&&i<sz(a))os << ", ";os << a[i];}os<<'}';return os;}
template<class T> ostream& operator<<(ostream& os, const set<T>& a) {os << '{';int i=0;for(auto p:a){if(i>0&&i<sz(a))os << ", ";os << p;i++;}os << '}';return os;}
template<class T> ostream& operator<<(ostream& os, const set<T,greater<T> >& a) {os << '{';int i=0;for(auto p:a){if(i>0&&i<sz(a))os << ", ";os << p;i++;}os << '}';return os;}
template<class T> ostream& operator<<(ostream& os, const multiset<T>& a) {os << '{';int i=0;for(auto p:a){if(i>0&&i<sz(a))os << ", ";os << p;i++;}os << '}';return os;}
template<class T> ostream& operator<<(ostream& os, const multiset<T,greater<T> >& a) {os << '{';int i=0;for(auto p:a){if(i>0&&i<sz(a))os << ", ";os << p;i++;}os << '}';return os;}
template<class T1,class T2> ostream& operator<<(ostream& os, const map<T1,T2>& a) {os << '{';int i=0;for(auto p:a){if(i>0&&i<sz(a))os << ", ";os << p;i++;}os << '}';return os;}

const int N=1e5+5;
vector<vector<int> > arr(3,vector<int>(N)),pos(3,vector<int>(N)),last(3,vector<int>(N)),vals(3,vector<int>(N,-1));
vector<vector<tuple<int,int,int> > > dodaj(4*N);
void add(int qs,int qe,tuple<int,int,int> x,int l=0,int r=N-1,int i=1){
    /*if(i==1)
        printf("%i-%i  %i %i %i\n",qs,qe,get<0>(x),get<1>(x),get<2>(x));*/
    if(qs>r||qe<l)
        return;
    if(qs<=l&&qe>=r){
        dodaj[i].pb(x);
        return;
    }
    int m=(l+r)>>1;
    add(qs,qe,x,l,m,2*i);
    add(qs,qe,x,m+1,r,2*i+1);
}
int tr=0;
vector<int> queries(N);
set<int> intervals;
vector<vector<pair<int,int> > > undo;
vector<pair<int,int> > em;
void sett(int p,int a,int ind){
    //printf("%i %i %i\n",p,a,ind);
    vals[p][a]=ind;
    undo.pb(em);
    undo.back().pb({p,a});
    if(vals[0][a]!=-1&&vals[1][a]!=-1&&vals[2][a]!=-1){
        int mi=min({vals[0][a],vals[1][a],vals[2][a]}),ma=max({vals[0][a],vals[1][a],vals[2][a]});
        //printf("%i: %i %i!!\n",a,mi,ma);
        auto it=intervals.upper_bound(mi);
        while(it!=intervals.end()&&(*it)<=ma)
            undo.back().pb({-1,*it}),intervals.erase(it),it=intervals.upper_bound(mi);
    }
}
void undo_it(){
    for(auto p:undo.back())
        if(p.f==-1)
            intervals.insert(p.s);
        else
            vals[p.f][p.s]=-1;
    undo.pop_back();
}
void solve(int l=0,int r=N-1,int i=1){
    if(l>=tr)
        return;
    //printf("%i-%i!!\n",l,r);
    for(auto p:dodaj[i])
        sett(get<0>(p),get<1>(p),get<2>(p));
    if(l==r){
        int index=vals[0][queries[l]];
        //cout << intervals << endl;
        auto tr=*intervals.begin();
        if(index<tr)
            printf("DA\n");
        else
            printf("NE\n");
        for(auto p:dodaj[i])
            undo_it();
        return;
    }
    int m=(l+r)>>1;
    solve(l,m,2*i);
    solve(m+1,r,2*i+1);
    for(auto p:dodaj[i])
        undo_it();
}
int main()
{
	//freopen("in.txt","r",stdin);
	//freopen("out.txt","w",stdout);
	int n,q;
	scanf("%i %i",&n,&q);
	for(int i=0;i<3;i++)
        for(int j=0;j<n;j++)
            scanf("%i",&arr[i][j]),arr[i][j]--,pos[i][arr[i][j]]=j;
    vector<pair<pair<int,int>,tuple<int,int,int> > > ad;
    for(int i=0;i<q;i++){
        int t;
        scanf("%i",&t);
        if(t==1){
            int x;
            scanf("%i",&x);
            queries[tr++]=x-1;
        }else{
            int p,a,b;
            scanf("%i %i %i",&p,&a,&b);
            p--;a--;b--;
            if(last[p][a]!=tr)
                ad.pb({{last[p][a],tr-1},make_tuple(p,a,pos[p][a])});
                //add(last[p][a],tr-1,make_tuple(p,a,pos[p][a]));
            if(last[p][b]!=tr)
                ad.pb({{last[p][b],tr-1},make_tuple(p,b,pos[p][b])});
                //add(last[p][b],tr-1,make_tuple(p,b,pos[p][b]));
            last[p][b]=last[p][a]=tr;
            swap(arr[p][pos[p][a]],arr[p][pos[p][b]]);
            swap(pos[p][a],pos[p][b]);
        }
    }
    for(auto p:ad)
        add(p.f.f,p.f.s,p.s,0,tr-1);
    for(int i=0;i<3;i++)
        for(int j=0;j<n;j++)
            if(last[i][j]!=tr)
                add(last[i][j],tr-1,make_tuple(i,j,pos[i][j]),0,tr-1);
    for(int i=1;i<=n;i++)
        intervals.insert(i);
    solve(0,tr-1,1);
    return 0;
}

Compilation message

tenis.cpp: In function 'void solve(int, int, int)':
tenis.cpp:87:18: warning: variable 'p' set but not used [-Wunused-but-set-variable]
         for(auto p:dodaj[i])
                  ^
tenis.cpp:94:14: warning: variable 'p' set but not used [-Wunused-but-set-variable]
     for(auto p:dodaj[i])
              ^
tenis.cpp: In function 'int main()':
tenis.cpp:102:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%i %i",&n,&q);
  ~~~~~^~~~~~~~~~~~~~~
tenis.cpp:105:47: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%i",&arr[i][j]),arr[i][j]--,pos[i][arr[i][j]]=j;
             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~
tenis.cpp:109:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%i",&t);
         ~~~~~^~~~~~~~~
tenis.cpp:112:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%i",&x);
             ~~~~~^~~~~~~~~
tenis.cpp:116:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%i %i %i",&p,&a,&b);
             ~~~~~^~~~~~~~~~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 14836 KB Output is correct
2 Correct 16 ms 14832 KB Output is correct
3 Correct 19 ms 14832 KB Output is correct
4 Correct 21 ms 14832 KB Output is correct
5 Correct 19 ms 14832 KB Output is correct
6 Correct 19 ms 14828 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 14836 KB Output is correct
2 Correct 16 ms 14832 KB Output is correct
3 Correct 19 ms 14832 KB Output is correct
4 Correct 21 ms 14832 KB Output is correct
5 Correct 19 ms 14832 KB Output is correct
6 Correct 19 ms 14828 KB Output is correct
7 Correct 17 ms 14960 KB Output is correct
8 Correct 18 ms 15088 KB Output is correct
9 Correct 16 ms 15088 KB Output is correct
10 Correct 16 ms 15088 KB Output is correct
11 Correct 17 ms 15084 KB Output is correct
12 Correct 17 ms 15088 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 14836 KB Output is correct
2 Correct 16 ms 14832 KB Output is correct
3 Correct 19 ms 14832 KB Output is correct
4 Correct 21 ms 14832 KB Output is correct
5 Correct 19 ms 14832 KB Output is correct
6 Correct 19 ms 14828 KB Output is correct
7 Correct 17 ms 14960 KB Output is correct
8 Correct 18 ms 15088 KB Output is correct
9 Correct 16 ms 15088 KB Output is correct
10 Correct 16 ms 15088 KB Output is correct
11 Correct 17 ms 15084 KB Output is correct
12 Correct 17 ms 15088 KB Output is correct
13 Correct 224 ms 42536 KB Output is correct
14 Correct 231 ms 42496 KB Output is correct
15 Correct 236 ms 42480 KB Output is correct
16 Correct 224 ms 42460 KB Output is correct
17 Correct 258 ms 42488 KB Output is correct
18 Correct 243 ms 42560 KB Output is correct
19 Correct 258 ms 42400 KB Output is correct
20 Correct 92 ms 19592 KB Output is correct
21 Correct 248 ms 42588 KB Output is correct
22 Correct 231 ms 42588 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 260 ms 42672 KB Output is correct
2 Correct 266 ms 45088 KB Output is correct
3 Correct 283 ms 45096 KB Output is correct
4 Correct 284 ms 45016 KB Output is correct
5 Correct 267 ms 45020 KB Output is correct
6 Correct 287 ms 45148 KB Output is correct
7 Correct 252 ms 45020 KB Output is correct
8 Correct 290 ms 45044 KB Output is correct
9 Correct 264 ms 45108 KB Output is correct
10 Correct 256 ms 45020 KB Output is correct
11 Correct 264 ms 45020 KB Output is correct
12 Correct 268 ms 44892 KB Output is correct
13 Correct 288 ms 45020 KB Output is correct
14 Correct 257 ms 45012 KB Output is correct
15 Correct 259 ms 45052 KB Output is correct

Subtask #5
0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 14836 KB Output is correct
2 Correct 16 ms 14832 KB Output is correct
3 Correct 19 ms 14832 KB Output is correct
4 Correct 21 ms 14832 KB Output is correct
5 Correct 19 ms 14832 KB Output is correct
6 Correct 19 ms 14828 KB Output is correct
7 Correct 17 ms 14960 KB Output is correct
8 Correct 18 ms 15088 KB Output is correct
9 Correct 16 ms 15088 KB Output is correct
10 Correct 16 ms 15088 KB Output is correct
11 Correct 17 ms 15084 KB Output is correct
12 Correct 17 ms 15088 KB Output is correct
13 Correct 224 ms 42536 KB Output is correct
14 Correct 231 ms 42496 KB Output is correct
15 Correct 236 ms 42480 KB Output is correct
16 Correct 224 ms 42460 KB Output is correct
17 Correct 258 ms 42488 KB Output is correct
18 Correct 243 ms 42560 KB Output is correct
19 Correct 258 ms 42400 KB Output is correct
20 Correct 92 ms 19592 KB Output is correct
21 Correct 248 ms 42588 KB Output is correct
22 Correct 231 ms 42588 KB Output is correct
23 Correct 260 ms 42672 KB Output is correct
24 Correct 266 ms 45088 KB Output is correct
25 Correct 283 ms 45096 KB Output is correct
26 Correct 284 ms 45016 KB Output is correct
27 Correct 267 ms 45020 KB Output is correct
28 Correct 287 ms 45148 KB Output is correct
29 Correct 252 ms 45020 KB Output is correct
30 Correct 290 ms 45044 KB Output is correct
31 Correct 264 ms 45108 KB Output is correct
32 Correct 256 ms 45020 KB Output is correct
33 Correct 264 ms 45020 KB Output is correct
34 Correct 268 ms 44892 KB Output is correct
35 Correct 288 ms 45020 KB Output is correct
36 Correct 257 ms 45012 KB Output is correct
37 Correct 259 ms 45052 KB Output is correct
38 Execution timed out 529 ms 59020 KB Time limit exceeded
39 Halted 0 ms 0 KB -