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Submission #440288

# Submission time Handle Problem Language Result Execution time Memory
440288 2021-07-02T00:06:03 Z sebamarin Aliens (IOI16_aliens) C++14
100 / 100
 1002 ms 18940 KB 
#include<bits/stdc++.h>
using namespace std;

// #define COMPILE 1
// #define BRUTE
bool DEBUG=0;

typedef long long ll;
typedef pair<ll,ll> ii;
#define db(x) cout<<#x<<" = "<<x<<"\n";
#define fore(i,a,b) for(ll i=a,ggdem=b;i<ggdem;i++)
#define FIN ios::sync_with_stdio(false);cin.tie(0);cout.tie(0)
#define SZ(a) ((ll)(a).size())
#define ALL(a) a.begin(),a.end()
#define mset(a,b) memset(a,b,sizeof(a));
#define pb push_back
#define fst first
#define snd second
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

// x,y -> -y,x
ll sq(ll x){return x*x;}
#ifdef BRUTE
  const ll N=1<<10,INF=1e18;
#else
  const ll N=1<<20,INF=1e18;
#endif
ll n,m,k,h,to[N],vis[N],qid;
ii dp[N];
vector<ii>v;
#ifdef BRUTE
  ll mat[N][N];
  ii dp_brute[N];
#endif
struct Line{ll m,h,id;};
struct CHT { // for minimum (for maximum view comments)
	vector<Line> c;
	int pos=0;
	ll in(Line a, Line b){
		ll x=b.h-a.h,y=a.m-b.m;
		return x/y+(x%y?!((x>0)^(y>0)):0); // ==ceil(x/y)
	}
	void add(ll m, ll h,ll id){ // m's should be non increasing
    if(DEBUG) {
      cout<<"add "<<m<<"*x + "<<h<<","<<id<<endl;
    }
		Line l=(Line){m,h,id};
		if(SZ(c)&&m==c.back().m){
			l.h=min(h,c.back().h);c.pop_back();if(pos)pos--; // max for min
		}
		// nonInc->nonDec : <= for >=
		while(SZ(c)>1&&in(c.back(),l)<=in(c[SZ(c)-2],c.back())){ // <= for >
			c.pop_back();if(pos)pos--;
		}
		c.pb(l);
	}
	inline bool fbin(ll x, int m){return in(c[m],c[m+1])>x;} // <= for >
	ii eval(ll x){
		// nonInc->nonDec : swap all fbin for !fbin
		// O(log n) query:
		int s=0,e=SZ(c);
		while(e-s>1){
			int m=(s+e)/2;
			if(fbin(x,m-1))e=m; // nonInc->nonDec : fbin for !fbin
			else s=m;
		}
    ii res={c[s].m*x+c[s].h,c[s].id};
    if(0<s)res=min(res,{c[s-1].m*x+c[s-1].h,c[s-1].id});
    if(s+1<SZ(c))res=min(res,{c[s+1].m*x+c[s+1].h,c[s+1].id});
    return res;
		// O(1) query (for non-decreasing ordered x's):
		// while(pos>0&&fbin(x,pos-1))pos--;
		// while(pos<SZ(c)-1&&!fbin(x,pos))pos++;
		// return {c[pos].m*x+c[pos].h,c[pos].id};
	}
};
#ifdef BRUTE
  ii solve_brute(ll i) {
    if(i==n)return {0ll,0ll};
    if(vis[i]==qid)return dp_brute[i];
    vis[i]=qid;
    ii res={INF,INF};
    fore(k,i,n) {
      ii a=solve_brute(k+1);
      ll bc=mat[i][k];
      res=min(res,{a.fst+bc+h,a.snd+1});
      // cout<<i<<" to "<<k<<" with "<<cost<<" "<<a.fst<<"+"<<b<<"-"<<c<<"+"<<h<<endl;
    }
    if(DEBUG)cout<<"brute "<<i<<" : "<<res.fst<<","<<res.snd<<endl;
    return dp_brute[i]=res;
  }
#endif
void add(CHT &cht, ll i,ll h) {
  ll A=dp[i+1].fst;
  ll B=to[i]+1;
  ll C=sq(max(0ll,to[i]-v[i+1].fst+1));
  ll D=A-C+h+B*B;
  cht.add(2*B,D,dp[i+1].snd);
}
ii solve(ll h) {
  CHT cht;
  dp[n]={0,0};
  // dp[n-1]={sq(to[n-1]-v[n-1].fst+1)+h,1};
  // add(cht,n-1);
  if(DEBUG)cout<<"solve "<<n-1<<" : "<<dp[n-1].fst<<" "<<dp[n-1].snd<<endl;
  for(ll i=n-1;i>=0;i--) {
    add(cht,i,h);
    auto it=cht.eval(-v[i].fst);
    dp[i]={it.fst+sq(v[i].fst),it.snd+1};
    if(DEBUG)cout<<"solve "<<i<<" : "<<dp[i].fst<<" "<<dp[i].snd<<endl;
  }
  return dp[0];
}
struct STree{
	int n;vector<int> t;
	STree(int n):n(n),t(2*n+5,-1){}
	void upd(int p, int value){
		for(t[p += n]=value;p>1;p>>=1) t[p>>1]=max(t[p],t[p^1]);
	}
	int query(int l, int r){ // [l, r)
		int res=-1;
		for(l+=n,r+=n;l<r;l>>=1,r>>=1){
			if(l&1) res=max(res,t[l++]);
			if(r&1) res=max(res,t[--r]);
		}
		return res;
	}
};

vector<ii> gen(vector<int> &r,vector<int> &c) {
  vector<ii>v;
  fore(i,0,SZ(r)){
    if(r[i]>c[i])swap(r[i],c[i]);
    v.pb({r[i],-c[i]});
  }
  sort(ALL(v));
  STree st(m+1);
  vector<ii>res;
  for(auto it:v) {
    if(st.query(0,it.fst+1)>=-it.snd){
      // cout<<"skip "<<it.fst<<","<<-it.snd<<endl;
      continue;
    }
    // cout<<"add "<<it.fst<<","<<-it.snd<<endl;
    res.pb({it.fst,-it.snd});
    st.upd(it.fst,-it.snd);
  }
  return res;
}
ll take_photos(int _n,int _m,int _k,vector<int>r,vector<int> c) {
  n=_n,m=_m,k=_k;
  map<ll,ll>mp;
  v=gen(r,c);
  n=SZ(v);
  fore(i,0,n) {
    ll pr=mp[v[i].fst];
    mp[v[i].fst]=max(pr,1ll*v[i].snd);
  }
  v.pb({INF,INF});
  if(DEBUG) {
    cout<<"v: ";for(auto it:v)cout<<it.fst<<","<<it.snd<<" ";cout<<endl;
  }
  ll y=0;
  fore(i,0,n) {
    y=max(y,mp[v[i].fst]);
    to[i]=y;
  }
  if(DEBUG) {
    cout<<"v: "<<endl;for(auto it:v)cout<<it.fst<<" "<<it.snd<<endl;cout<<"n: "<<n<<endl;
    cout<<"to: ";fore(i,0,n) cout<<to[i]<<" ";cout<<endl;
  }
  #ifdef BRUTE
    fore(i,0,n)fore(j,i,n)mat[i][j]=sq(to[j]-v[i].fst+1)-sq(max(0ll,to[j]-v[j+1].fst+1));
  #endif
  // fore(i,0,20) {
  //   h=i,qid++;
  //   cout<<i<<" : "<<solve_brute(0).fst<<" "<<solve_brute(0).snd<<endl;
  // }
  ll ml=0,mr=sq(m+1)+10ll;
  while(ml<=mr) {
    h=(ml+mr)/2,qid++;
    if(DEBUG)cout<<"start: "<<h<<endl;
    ii a=solve(h);
    #ifdef BRUTE
      ii b=solve_brute(0);
      if(a!=b) {
        cout<<"for "<<h<<" expected "<<b.fst<<","<<b.snd<<" got "<<a.fst<<","<<a.snd<<endl,exit(0);
      }
    #endif
    if(a.snd<=k)mr=h-1;
    else ml=h+1;
  }
  #ifdef DEBUG
    cout<<"done: "<<ml<<" "<<mr<<endl;
  #endif
  h=ml,qid++;
  ii res=solve(ml);
  // cout<<ml<<" : "<<res.fst<<" "<<res.snd<<endl;
  return res.fst-ml*k;
}
#ifdef COMPILE
  int main() {FIN;
  	cin>>n>>m>>k;
  	vector<int>r(n),c(n);
  	fore(i,0,n)cin>>r[i]>>c[i];
  	cout<<take_photos(n,m,k,r,c)<<"\n";
  }
#endif

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Correct answer: answer = 4
2 Correct 1 ms 204 KB Correct answer: answer = 4
3 Correct 1 ms 204 KB Correct answer: answer = 4
4 Correct 1 ms 204 KB Correct answer: answer = 12
5 Correct 1 ms 204 KB Correct answer: answer = 52
6 Correct 1 ms 204 KB Correct answer: answer = 210
7 Correct 1 ms 204 KB Correct answer: answer = 88
8 Correct 1 ms 204 KB Correct answer: answer = 7696
9 Correct 1 ms 204 KB Correct answer: answer = 1
10 Correct 1 ms 204 KB Correct answer: answer = 2374
11 Correct 1 ms 204 KB Correct answer: answer = 9502
12 Correct 1 ms 204 KB Correct answer: answer = 49
13 Correct 1 ms 204 KB Correct answer: answer = 151
14 Correct 1 ms 204 KB Correct answer: answer = 7550
15 Correct 1 ms 204 KB Correct answer: answer = 7220
16 Correct 1 ms 332 KB Correct answer: answer = 7550
17 Correct 1 ms 204 KB Correct answer: answer = 10000
18 Correct 1 ms 204 KB Correct answer: answer = 10000
19 Correct 1 ms 204 KB Correct answer: answer = 624
20 Correct 1 ms 204 KB Correct answer: answer = 10000

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Correct answer: answer = 1
2 Correct 1 ms 204 KB Correct answer: answer = 4
3 Correct 1 ms 204 KB Correct answer: answer = 1
4 Correct 1 ms 204 KB Correct answer: answer = 5
5 Correct 1 ms 204 KB Correct answer: answer = 41
6 Correct 1 ms 204 KB Correct answer: answer = 71923
7 Correct 1 ms 332 KB Correct answer: answer = 77137
8 Correct 3 ms 332 KB Correct answer: answer = 764
9 Correct 2 ms 332 KB Correct answer: answer = 250000
10 Correct 2 ms 332 KB Correct answer: answer = 500
11 Correct 1 ms 204 KB Correct answer: answer = 32
12 Correct 2 ms 332 KB Correct answer: answer = 130050
13 Correct 2 ms 332 KB Correct answer: answer = 5110
14 Correct 1 ms 332 KB Correct answer: answer = 2626
15 Correct 1 ms 332 KB Correct answer: answer = 796
16 Correct 2 ms 332 KB Correct answer: answer = 7580
17 Correct 2 ms 332 KB Correct answer: answer = 1904
18 Correct 1 ms 332 KB Correct answer: answer = 996004
19 Correct 2 ms 332 KB Correct answer: answer = 38817
20 Correct 3 ms 332 KB Correct answer: answer = 4096
21 Correct 1 ms 332 KB Correct answer: answer = 1
22 Correct 1 ms 332 KB Correct answer: answer = 1
23 Correct 2 ms 308 KB Correct answer: answer = 2040
24 Correct 1 ms 332 KB Correct answer: answer = 2

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Correct answer: answer = 4
2 Correct 1 ms 204 KB Correct answer: answer = 4
3 Correct 1 ms 204 KB Correct answer: answer = 4
4 Correct 1 ms 204 KB Correct answer: answer = 12
5 Correct 1 ms 204 KB Correct answer: answer = 52
6 Correct 1 ms 204 KB Correct answer: answer = 210
7 Correct 1 ms 204 KB Correct answer: answer = 88
8 Correct 1 ms 204 KB Correct answer: answer = 7696
9 Correct 1 ms 204 KB Correct answer: answer = 1
10 Correct 1 ms 204 KB Correct answer: answer = 2374
11 Correct 1 ms 204 KB Correct answer: answer = 9502
12 Correct 1 ms 204 KB Correct answer: answer = 49
13 Correct 1 ms 204 KB Correct answer: answer = 151
14 Correct 1 ms 204 KB Correct answer: answer = 7550
15 Correct 1 ms 204 KB Correct answer: answer = 7220
16 Correct 1 ms 332 KB Correct answer: answer = 7550
17 Correct 1 ms 204 KB Correct answer: answer = 10000
18 Correct 1 ms 204 KB Correct answer: answer = 10000
19 Correct 1 ms 204 KB Correct answer: answer = 624
20 Correct 1 ms 204 KB Correct answer: answer = 10000
21 Correct 1 ms 204 KB Correct answer: answer = 1
22 Correct 1 ms 204 KB Correct answer: answer = 4
23 Correct 1 ms 204 KB Correct answer: answer = 1
24 Correct 1 ms 204 KB Correct answer: answer = 5
25 Correct 1 ms 204 KB Correct answer: answer = 41
26 Correct 1 ms 204 KB Correct answer: answer = 71923
27 Correct 1 ms 332 KB Correct answer: answer = 77137
28 Correct 3 ms 332 KB Correct answer: answer = 764
29 Correct 2 ms 332 KB Correct answer: answer = 250000
30 Correct 2 ms 332 KB Correct answer: answer = 500
31 Correct 1 ms 204 KB Correct answer: answer = 32
32 Correct 2 ms 332 KB Correct answer: answer = 130050
33 Correct 2 ms 332 KB Correct answer: answer = 5110
34 Correct 1 ms 332 KB Correct answer: answer = 2626
35 Correct 1 ms 332 KB Correct answer: answer = 796
36 Correct 2 ms 332 KB Correct answer: answer = 7580
37 Correct 2 ms 332 KB Correct answer: answer = 1904
38 Correct 1 ms 332 KB Correct answer: answer = 996004
39 Correct 2 ms 332 KB Correct answer: answer = 38817
40 Correct 3 ms 332 KB Correct answer: answer = 4096
41 Correct 1 ms 332 KB Correct answer: answer = 1
42 Correct 1 ms 332 KB Correct answer: answer = 1
43 Correct 2 ms 308 KB Correct answer: answer = 2040
44 Correct 1 ms 332 KB Correct answer: answer = 2
45 Correct 1 ms 204 KB Correct answer: answer = 4
46 Correct 1 ms 204 KB Correct answer: answer = 9
47 Correct 1 ms 204 KB Correct answer: answer = 9
48 Correct 1 ms 204 KB Correct answer: answer = 21
49 Correct 1 ms 204 KB Correct answer: answer = 71
50 Correct 1 ms 204 KB Correct answer: answer = 77
51 Correct 1 ms 204 KB Correct answer: answer = 400
52 Correct 1 ms 332 KB Correct answer: answer = 996004
53 Correct 1 ms 332 KB Correct answer: answer = 997310
54 Correct 1 ms 300 KB Correct answer: answer = 990781
55 Correct 1 ms 332 KB Correct answer: answer = 996545
56 Correct 1 ms 332 KB Correct answer: answer = 484
57 Correct 1 ms 332 KB Correct answer: answer = 484
58 Correct 2 ms 332 KB Correct answer: answer = 63501
59 Correct 2 ms 332 KB Correct answer: answer = 323501
60 Correct 2 ms 332 KB Correct answer: answer = 752500
61 Correct 1 ms 332 KB Correct answer: answer = 761480
62 Correct 1 ms 332 KB Correct answer: answer = 758932
63 Correct 1 ms 332 KB Correct answer: answer = 1000000
64 Correct 2 ms 332 KB Correct answer: answer = 750500
65 Correct 1 ms 332 KB Correct answer: answer = 1000000
66 Correct 1 ms 332 KB Correct answer: answer = 250000
67 Correct 1 ms 332 KB Correct answer: answer = 250000
68 Correct 1 ms 344 KB Correct answer: answer = 1000000
69 Correct 1 ms 332 KB Correct answer: answer = 994009
70 Correct 1 ms 332 KB Correct answer: answer = 59315
71 Correct 1 ms 332 KB Correct answer: answer = 25454
72 Correct 2 ms 332 KB Correct answer: answer = 1504
73 Correct 1 ms 332 KB Correct answer: answer = 37486
74 Correct 2 ms 332 KB Correct answer: answer = 4284
75 Correct 1 ms 332 KB Correct answer: answer = 158008
76 Correct 1 ms 332 KB Correct answer: answer = 51860
77 Correct 1 ms 332 KB Correct answer: answer = 12985

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Correct answer: answer = 4
2 Correct 1 ms 204 KB Correct answer: answer = 4
3 Correct 1 ms 204 KB Correct answer: answer = 4
4 Correct 1 ms 204 KB Correct answer: answer = 12
5 Correct 1 ms 204 KB Correct answer: answer = 52
6 Correct 1 ms 204 KB Correct answer: answer = 210
7 Correct 1 ms 204 KB Correct answer: answer = 88
8 Correct 1 ms 204 KB Correct answer: answer = 7696
9 Correct 1 ms 204 KB Correct answer: answer = 1
10 Correct 1 ms 204 KB Correct answer: answer = 2374
11 Correct 1 ms 204 KB Correct answer: answer = 9502
12 Correct 1 ms 204 KB Correct answer: answer = 49
13 Correct 1 ms 204 KB Correct answer: answer = 151
14 Correct 1 ms 204 KB Correct answer: answer = 7550
15 Correct 1 ms 204 KB Correct answer: answer = 7220
16 Correct 1 ms 332 KB Correct answer: answer = 7550
17 Correct 1 ms 204 KB Correct answer: answer = 10000
18 Correct 1 ms 204 KB Correct answer: answer = 10000
19 Correct 1 ms 204 KB Correct answer: answer = 624
20 Correct 1 ms 204 KB Correct answer: answer = 10000
21 Correct 1 ms 204 KB Correct answer: answer = 1
22 Correct 1 ms 204 KB Correct answer: answer = 4
23 Correct 1 ms 204 KB Correct answer: answer = 1
24 Correct 1 ms 204 KB Correct answer: answer = 5
25 Correct 1 ms 204 KB Correct answer: answer = 41
26 Correct 1 ms 204 KB Correct answer: answer = 71923
27 Correct 1 ms 332 KB Correct answer: answer = 77137
28 Correct 3 ms 332 KB Correct answer: answer = 764
29 Correct 2 ms 332 KB Correct answer: answer = 250000
30 Correct 2 ms 332 KB Correct answer: answer = 500
31 Correct 1 ms 204 KB Correct answer: answer = 32
32 Correct 2 ms 332 KB Correct answer: answer = 130050
33 Correct 2 ms 332 KB Correct answer: answer = 5110
34 Correct 1 ms 332 KB Correct answer: answer = 2626
35 Correct 1 ms 332 KB Correct answer: answer = 796
36 Correct 2 ms 332 KB Correct answer: answer = 7580
37 Correct 2 ms 332 KB Correct answer: answer = 1904
38 Correct 1 ms 332 KB Correct answer: answer = 996004
39 Correct 2 ms 332 KB Correct answer: answer = 38817
40 Correct 3 ms 332 KB Correct answer: answer = 4096
41 Correct 1 ms 332 KB Correct answer: answer = 1
42 Correct 1 ms 332 KB Correct answer: answer = 1
43 Correct 2 ms 308 KB Correct answer: answer = 2040
44 Correct 1 ms 332 KB Correct answer: answer = 2
45 Correct 1 ms 204 KB Correct answer: answer = 4
46 Correct 1 ms 204 KB Correct answer: answer = 9
47 Correct 1 ms 204 KB Correct answer: answer = 9
48 Correct 1 ms 204 KB Correct answer: answer = 21
49 Correct 1 ms 204 KB Correct answer: answer = 71
50 Correct 1 ms 204 KB Correct answer: answer = 77
51 Correct 1 ms 204 KB Correct answer: answer = 400
52 Correct 1 ms 332 KB Correct answer: answer = 996004
53 Correct 1 ms 332 KB Correct answer: answer = 997310
54 Correct 1 ms 300 KB Correct answer: answer = 990781
55 Correct 1 ms 332 KB Correct answer: answer = 996545
56 Correct 1 ms 332 KB Correct answer: answer = 484
57 Correct 1 ms 332 KB Correct answer: answer = 484
58 Correct 2 ms 332 KB Correct answer: answer = 63501
59 Correct 2 ms 332 KB Correct answer: answer = 323501
60 Correct 2 ms 332 KB Correct answer: answer = 752500
61 Correct 1 ms 332 KB Correct answer: answer = 761480
62 Correct 1 ms 332 KB Correct answer: answer = 758932
63 Correct 1 ms 332 KB Correct answer: answer = 1000000
64 Correct 2 ms 332 KB Correct answer: answer = 750500
65 Correct 1 ms 332 KB Correct answer: answer = 1000000
66 Correct 1 ms 332 KB Correct answer: answer = 250000
67 Correct 1 ms 332 KB Correct answer: answer = 250000
68 Correct 1 ms 344 KB Correct answer: answer = 1000000
69 Correct 1 ms 332 KB Correct answer: answer = 994009
70 Correct 1 ms 332 KB Correct answer: answer = 59315
71 Correct 1 ms 332 KB Correct answer: answer = 25454
72 Correct 2 ms 332 KB Correct answer: answer = 1504
73 Correct 1 ms 332 KB Correct answer: answer = 37486
74 Correct 2 ms 332 KB Correct answer: answer = 4284
75 Correct 1 ms 332 KB Correct answer: answer = 158008
76 Correct 1 ms 332 KB Correct answer: answer = 51860
77 Correct 1 ms 332 KB Correct answer: answer = 12985
78 Correct 6 ms 8268 KB Correct answer: answer = 997864126212
79 Correct 6 ms 8268 KB Correct answer: answer = 998608411647
80 Correct 7 ms 8268 KB Correct answer: answer = 995265560477
81 Correct 15 ms 844 KB Correct answer: answer = 10125000
82 Correct 18 ms 936 KB Correct answer: answer = 2291668
83 Correct 10 ms 588 KB Correct answer: answer = 42388
84 Correct 9 ms 588 KB Correct answer: answer = 10318
85 Correct 9 ms 588 KB Correct answer: answer = 3416
86 Correct 25 ms 8396 KB Correct answer: answer = 331708193881
87 Correct 35 ms 8380 KB Correct answer: answer = 2861193756
88 Correct 39 ms 8396 KB Correct answer: answer = 114646930
89 Correct 20 ms 1000 KB Correct answer: answer = 9280921
90 Correct 25 ms 8396 KB Correct answer: answer = 999984053400
91 Correct 35 ms 8452 KB Correct answer: answer = 750935949134
92 Correct 6 ms 8268 KB Correct answer: answer = 1000000000000
93 Correct 7 ms 8324 KB Correct answer: answer = 998762383161
94 Correct 33 ms 8424 KB Correct answer: answer = 23017412908
95 Correct 6 ms 8268 KB Correct answer: answer = 728143410622
96 Correct 6 ms 8268 KB Correct answer: answer = 2
97 Correct 27 ms 8396 KB Correct answer: answer = 1824916
98 Correct 29 ms 1268 KB Correct answer: answer = 10680029
99 Correct 27 ms 1340 KB Correct answer: answer = 18351700
100 Correct 24 ms 8396 KB Correct answer: answer = 16040026
101 Correct 7 ms 8268 KB Correct answer: answer = 253968628325
102 Correct 12 ms 656 KB Correct answer: answer = 10267
103 Correct 38 ms 4556 KB Correct answer: answer = 2582408
104 Correct 6 ms 8396 KB Correct answer: answer = 78024964781
105 Correct 8 ms 8268 KB Correct answer: answer = 9866346457
106 Correct 9 ms 8268 KB Correct answer: answer = 3327720949
107 Correct 7 ms 8380 KB Correct answer: answer = 86064128360
108 Correct 11 ms 8268 KB Correct answer: answer = 12698259150
109 Correct 30 ms 8396 KB Correct answer: answer = 1185259288

Subtask #5
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Correct answer: answer = 4
2 Correct 1 ms 204 KB Correct answer: answer = 4
3 Correct 1 ms 204 KB Correct answer: answer = 4
4 Correct 1 ms 204 KB Correct answer: answer = 12
5 Correct 1 ms 204 KB Correct answer: answer = 52
6 Correct 1 ms 204 KB Correct answer: answer = 210
7 Correct 1 ms 204 KB Correct answer: answer = 88
8 Correct 1 ms 204 KB Correct answer: answer = 7696
9 Correct 1 ms 204 KB Correct answer: answer = 1
10 Correct 1 ms 204 KB Correct answer: answer = 2374
11 Correct 1 ms 204 KB Correct answer: answer = 9502
12 Correct 1 ms 204 KB Correct answer: answer = 49
13 Correct 1 ms 204 KB Correct answer: answer = 151
14 Correct 1 ms 204 KB Correct answer: answer = 7550
15 Correct 1 ms 204 KB Correct answer: answer = 7220
16 Correct 1 ms 332 KB Correct answer: answer = 7550
17 Correct 1 ms 204 KB Correct answer: answer = 10000
18 Correct 1 ms 204 KB Correct answer: answer = 10000
19 Correct 1 ms 204 KB Correct answer: answer = 624
20 Correct 1 ms 204 KB Correct answer: answer = 10000
21 Correct 1 ms 204 KB Correct answer: answer = 1
22 Correct 1 ms 204 KB Correct answer: answer = 4
23 Correct 1 ms 204 KB Correct answer: answer = 1
24 Correct 1 ms 204 KB Correct answer: answer = 5
25 Correct 1 ms 204 KB Correct answer: answer = 41
26 Correct 1 ms 204 KB Correct answer: answer = 71923
27 Correct 1 ms 332 KB Correct answer: answer = 77137
28 Correct 3 ms 332 KB Correct answer: answer = 764
29 Correct 2 ms 332 KB Correct answer: answer = 250000
30 Correct 2 ms 332 KB Correct answer: answer = 500
31 Correct 1 ms 204 KB Correct answer: answer = 32
32 Correct 2 ms 332 KB Correct answer: answer = 130050
33 Correct 2 ms 332 KB Correct answer: answer = 5110
34 Correct 1 ms 332 KB Correct answer: answer = 2626
35 Correct 1 ms 332 KB Correct answer: answer = 796
36 Correct 2 ms 332 KB Correct answer: answer = 7580
37 Correct 2 ms 332 KB Correct answer: answer = 1904
38 Correct 1 ms 332 KB Correct answer: answer = 996004
39 Correct 2 ms 332 KB Correct answer: answer = 38817
40 Correct 3 ms 332 KB Correct answer: answer = 4096
41 Correct 1 ms 332 KB Correct answer: answer = 1
42 Correct 1 ms 332 KB Correct answer: answer = 1
43 Correct 2 ms 308 KB Correct answer: answer = 2040
44 Correct 1 ms 332 KB Correct answer: answer = 2
45 Correct 1 ms 204 KB Correct answer: answer = 4
46 Correct 1 ms 204 KB Correct answer: answer = 9
47 Correct 1 ms 204 KB Correct answer: answer = 9
48 Correct 1 ms 204 KB Correct answer: answer = 21
49 Correct 1 ms 204 KB Correct answer: answer = 71
50 Correct 1 ms 204 KB Correct answer: answer = 77
51 Correct 1 ms 204 KB Correct answer: answer = 400
52 Correct 1 ms 332 KB Correct answer: answer = 996004
53 Correct 1 ms 332 KB Correct answer: answer = 997310
54 Correct 1 ms 300 KB Correct answer: answer = 990781
55 Correct 1 ms 332 KB Correct answer: answer = 996545
56 Correct 1 ms 332 KB Correct answer: answer = 484
57 Correct 1 ms 332 KB Correct answer: answer = 484
58 Correct 2 ms 332 KB Correct answer: answer = 63501
59 Correct 2 ms 332 KB Correct answer: answer = 323501
60 Correct 2 ms 332 KB Correct answer: answer = 752500
61 Correct 1 ms 332 KB Correct answer: answer = 761480
62 Correct 1 ms 332 KB Correct answer: answer = 758932
63 Correct 1 ms 332 KB Correct answer: answer = 1000000
64 Correct 2 ms 332 KB Correct answer: answer = 750500
65 Correct 1 ms 332 KB Correct answer: answer = 1000000
66 Correct 1 ms 332 KB Correct answer: answer = 250000
67 Correct 1 ms 332 KB Correct answer: answer = 250000
68 Correct 1 ms 344 KB Correct answer: answer = 1000000
69 Correct 1 ms 332 KB Correct answer: answer = 994009
70 Correct 1 ms 332 KB Correct answer: answer = 59315
71 Correct 1 ms 332 KB Correct answer: answer = 25454
72 Correct 2 ms 332 KB Correct answer: answer = 1504
73 Correct 1 ms 332 KB Correct answer: answer = 37486
74 Correct 2 ms 332 KB Correct answer: answer = 4284
75 Correct 1 ms 332 KB Correct answer: answer = 158008
76 Correct 1 ms 332 KB Correct answer: answer = 51860
77 Correct 1 ms 332 KB Correct answer: answer = 12985
78 Correct 6 ms 8268 KB Correct answer: answer = 997864126212
79 Correct 6 ms 8268 KB Correct answer: answer = 998608411647
80 Correct 7 ms 8268 KB Correct answer: answer = 995265560477
81 Correct 15 ms 844 KB Correct answer: answer = 10125000
82 Correct 18 ms 936 KB Correct answer: answer = 2291668
83 Correct 10 ms 588 KB Correct answer: answer = 42388
84 Correct 9 ms 588 KB Correct answer: answer = 10318
85 Correct 9 ms 588 KB Correct answer: answer = 3416
86 Correct 25 ms 8396 KB Correct answer: answer = 331708193881
87 Correct 35 ms 8380 KB Correct answer: answer = 2861193756
88 Correct 39 ms 8396 KB Correct answer: answer = 114646930
89 Correct 20 ms 1000 KB Correct answer: answer = 9280921
90 Correct 25 ms 8396 KB Correct answer: answer = 999984053400
91 Correct 35 ms 8452 KB Correct answer: answer = 750935949134
92 Correct 6 ms 8268 KB Correct answer: answer = 1000000000000
93 Correct 7 ms 8324 KB Correct answer: answer = 998762383161
94 Correct 33 ms 8424 KB Correct answer: answer = 23017412908
95 Correct 6 ms 8268 KB Correct answer: answer = 728143410622
96 Correct 6 ms 8268 KB Correct answer: answer = 2
97 Correct 27 ms 8396 KB Correct answer: answer = 1824916
98 Correct 29 ms 1268 KB Correct answer: answer = 10680029
99 Correct 27 ms 1340 KB Correct answer: answer = 18351700
100 Correct 24 ms 8396 KB Correct answer: answer = 16040026
101 Correct 7 ms 8268 KB Correct answer: answer = 253968628325
102 Correct 12 ms 656 KB Correct answer: answer = 10267
103 Correct 38 ms 4556 KB Correct answer: answer = 2582408
104 Correct 6 ms 8396 KB Correct answer: answer = 78024964781
105 Correct 8 ms 8268 KB Correct answer: answer = 9866346457
106 Correct 9 ms 8268 KB Correct answer: answer = 3327720949
107 Correct 7 ms 8380 KB Correct answer: answer = 86064128360
108 Correct 11 ms 8268 KB Correct answer: answer = 12698259150
109 Correct 30 ms 8396 KB Correct answer: answer = 1185259288
110 Correct 33 ms 10440 KB Correct answer: answer = 999889968863
111 Correct 33 ms 10400 KB Correct answer: answer = 999861384931
112 Correct 28 ms 10432 KB Correct answer: answer = 999811809929
113 Correct 28 ms 10496 KB Correct answer: answer = 999869756441
114 Correct 220 ms 8128 KB Correct answer: answer = 1700000000
115 Correct 429 ms 9288 KB Correct answer: answer = 131666670
116 Correct 91 ms 3024 KB Correct answer: answer = 89478486
117 Correct 104 ms 3152 KB Correct answer: answer = 4971040
118 Correct 105 ms 3176 KB Correct answer: answer = 2711494
119 Correct 406 ms 9440 KB Correct answer: answer = 25252530
120 Correct 428 ms 9488 KB Correct answer: answer = 62500000
121 Correct 307 ms 11832 KB Correct answer: answer = 333175097780
122 Correct 405 ms 11868 KB Correct answer: answer = 33121180179
123 Correct 410 ms 11840 KB Correct answer: answer = 9802314015
124 Correct 427 ms 9528 KB Correct answer: answer = 32567551
125 Correct 409 ms 11788 KB Correct answer: answer = 997525000000
126 Correct 359 ms 11912 KB Correct answer: answer = 752723538884
127 Correct 21 ms 10384 KB Correct answer: answer = 1000000000000
128 Correct 25 ms 10404 KB Correct answer: answer = 999978000121
129 Correct 27 ms 10396 KB Correct answer: answer = 745986144735
130 Correct 15 ms 10028 KB Correct answer: answer = 2
131 Correct 414 ms 11804 KB Correct answer: answer = 277966670
132 Correct 305 ms 11704 KB Correct answer: answer = 2500900082
133 Correct 53 ms 10524 KB Correct answer: answer = 301248349636
134 Correct 214 ms 4224 KB Correct answer: answer = 14118891
135 Correct 26 ms 10416 KB Correct answer: answer = 14384977265
136 Correct 34 ms 10584 KB Correct answer: answer = 3681368330
137 Correct 30 ms 10432 KB Correct answer: answer = 2720316816

Subtask #6
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Correct answer: answer = 4
2 Correct 1 ms 204 KB Correct answer: answer = 4
3 Correct 1 ms 204 KB Correct answer: answer = 4
4 Correct 1 ms 204 KB Correct answer: answer = 12
5 Correct 1 ms 204 KB Correct answer: answer = 52
6 Correct 1 ms 204 KB Correct answer: answer = 210
7 Correct 1 ms 204 KB Correct answer: answer = 88
8 Correct 1 ms 204 KB Correct answer: answer = 7696
9 Correct 1 ms 204 KB Correct answer: answer = 1
10 Correct 1 ms 204 KB Correct answer: answer = 2374
11 Correct 1 ms 204 KB Correct answer: answer = 9502
12 Correct 1 ms 204 KB Correct answer: answer = 49
13 Correct 1 ms 204 KB Correct answer: answer = 151
14 Correct 1 ms 204 KB Correct answer: answer = 7550
15 Correct 1 ms 204 KB Correct answer: answer = 7220
16 Correct 1 ms 332 KB Correct answer: answer = 7550
17 Correct 1 ms 204 KB Correct answer: answer = 10000
18 Correct 1 ms 204 KB Correct answer: answer = 10000
19 Correct 1 ms 204 KB Correct answer: answer = 624
20 Correct 1 ms 204 KB Correct answer: answer = 10000
21 Correct 1 ms 204 KB Correct answer: answer = 1
22 Correct 1 ms 204 KB Correct answer: answer = 4
23 Correct 1 ms 204 KB Correct answer: answer = 1
24 Correct 1 ms 204 KB Correct answer: answer = 5
25 Correct 1 ms 204 KB Correct answer: answer = 41
26 Correct 1 ms 204 KB Correct answer: answer = 71923
27 Correct 1 ms 332 KB Correct answer: answer = 77137
28 Correct 3 ms 332 KB Correct answer: answer = 764
29 Correct 2 ms 332 KB Correct answer: answer = 250000
30 Correct 2 ms 332 KB Correct answer: answer = 500
31 Correct 1 ms 204 KB Correct answer: answer = 32
32 Correct 2 ms 332 KB Correct answer: answer = 130050
33 Correct 2 ms 332 KB Correct answer: answer = 5110
34 Correct 1 ms 332 KB Correct answer: answer = 2626
35 Correct 1 ms 332 KB Correct answer: answer = 796
36 Correct 2 ms 332 KB Correct answer: answer = 7580
37 Correct 2 ms 332 KB Correct answer: answer = 1904
38 Correct 1 ms 332 KB Correct answer: answer = 996004
39 Correct 2 ms 332 KB Correct answer: answer = 38817
40 Correct 3 ms 332 KB Correct answer: answer = 4096
41 Correct 1 ms 332 KB Correct answer: answer = 1
42 Correct 1 ms 332 KB Correct answer: answer = 1
43 Correct 2 ms 308 KB Correct answer: answer = 2040
44 Correct 1 ms 332 KB Correct answer: answer = 2
45 Correct 1 ms 204 KB Correct answer: answer = 4
46 Correct 1 ms 204 KB Correct answer: answer = 9
47 Correct 1 ms 204 KB Correct answer: answer = 9
48 Correct 1 ms 204 KB Correct answer: answer = 21
49 Correct 1 ms 204 KB Correct answer: answer = 71
50 Correct 1 ms 204 KB Correct answer: answer = 77
51 Correct 1 ms 204 KB Correct answer: answer = 400
52 Correct 1 ms 332 KB Correct answer: answer = 996004
53 Correct 1 ms 332 KB Correct answer: answer = 997310
54 Correct 1 ms 300 KB Correct answer: answer = 990781
55 Correct 1 ms 332 KB Correct answer: answer = 996545
56 Correct 1 ms 332 KB Correct answer: answer = 484
57 Correct 1 ms 332 KB Correct answer: answer = 484
58 Correct 2 ms 332 KB Correct answer: answer = 63501
59 Correct 2 ms 332 KB Correct answer: answer = 323501
60 Correct 2 ms 332 KB Correct answer: answer = 752500
61 Correct 1 ms 332 KB Correct answer: answer = 761480
62 Correct 1 ms 332 KB Correct answer: answer = 758932
63 Correct 1 ms 332 KB Correct answer: answer = 1000000
64 Correct 2 ms 332 KB Correct answer: answer = 750500
65 Correct 1 ms 332 KB Correct answer: answer = 1000000
66 Correct 1 ms 332 KB Correct answer: answer = 250000
67 Correct 1 ms 332 KB Correct answer: answer = 250000
68 Correct 1 ms 344 KB Correct answer: answer = 1000000
69 Correct 1 ms 332 KB Correct answer: answer = 994009
70 Correct 1 ms 332 KB Correct answer: answer = 59315
71 Correct 1 ms 332 KB Correct answer: answer = 25454
72 Correct 2 ms 332 KB Correct answer: answer = 1504
73 Correct 1 ms 332 KB Correct answer: answer = 37486
74 Correct 2 ms 332 KB Correct answer: answer = 4284
75 Correct 1 ms 332 KB Correct answer: answer = 158008
76 Correct 1 ms 332 KB Correct answer: answer = 51860
77 Correct 1 ms 332 KB Correct answer: answer = 12985
78 Correct 6 ms 8268 KB Correct answer: answer = 997864126212
79 Correct 6 ms 8268 KB Correct answer: answer = 998608411647
80 Correct 7 ms 8268 KB Correct answer: answer = 995265560477
81 Correct 15 ms 844 KB Correct answer: answer = 10125000
82 Correct 18 ms 936 KB Correct answer: answer = 2291668
83 Correct 10 ms 588 KB Correct answer: answer = 42388
84 Correct 9 ms 588 KB Correct answer: answer = 10318
85 Correct 9 ms 588 KB Correct answer: answer = 3416
86 Correct 25 ms 8396 KB Correct answer: answer = 331708193881
87 Correct 35 ms 8380 KB Correct answer: answer = 2861193756
88 Correct 39 ms 8396 KB Correct answer: answer = 114646930
89 Correct 20 ms 1000 KB Correct answer: answer = 9280921
90 Correct 25 ms 8396 KB Correct answer: answer = 999984053400
91 Correct 35 ms 8452 KB Correct answer: answer = 750935949134
92 Correct 6 ms 8268 KB Correct answer: answer = 1000000000000
93 Correct 7 ms 8324 KB Correct answer: answer = 998762383161
94 Correct 33 ms 8424 KB Correct answer: answer = 23017412908
95 Correct 6 ms 8268 KB Correct answer: answer = 728143410622
96 Correct 6 ms 8268 KB Correct answer: answer = 2
97 Correct 27 ms 8396 KB Correct answer: answer = 1824916
98 Correct 29 ms 1268 KB Correct answer: answer = 10680029
99 Correct 27 ms 1340 KB Correct answer: answer = 18351700
100 Correct 24 ms 8396 KB Correct answer: answer = 16040026
101 Correct 7 ms 8268 KB Correct answer: answer = 253968628325
102 Correct 12 ms 656 KB Correct answer: answer = 10267
103 Correct 38 ms 4556 KB Correct answer: answer = 2582408
104 Correct 6 ms 8396 KB Correct answer: answer = 78024964781
105 Correct 8 ms 8268 KB Correct answer: answer = 9866346457
106 Correct 9 ms 8268 KB Correct answer: answer = 3327720949
107 Correct 7 ms 8380 KB Correct answer: answer = 86064128360
108 Correct 11 ms 8268 KB Correct answer: answer = 12698259150
109 Correct 30 ms 8396 KB Correct answer: answer = 1185259288
110 Correct 33 ms 10440 KB Correct answer: answer = 999889968863
111 Correct 33 ms 10400 KB Correct answer: answer = 999861384931
112 Correct 28 ms 10432 KB Correct answer: answer = 999811809929
113 Correct 28 ms 10496 KB Correct answer: answer = 999869756441
114 Correct 220 ms 8128 KB Correct answer: answer = 1700000000
115 Correct 429 ms 9288 KB Correct answer: answer = 131666670
116 Correct 91 ms 3024 KB Correct answer: answer = 89478486
117 Correct 104 ms 3152 KB Correct answer: answer = 4971040
118 Correct 105 ms 3176 KB Correct answer: answer = 2711494
119 Correct 406 ms 9440 KB Correct answer: answer = 25252530
120 Correct 428 ms 9488 KB Correct answer: answer = 62500000
121 Correct 307 ms 11832 KB Correct answer: answer = 333175097780
122 Correct 405 ms 11868 KB Correct answer: answer = 33121180179
123 Correct 410 ms 11840 KB Correct answer: answer = 9802314015
124 Correct 427 ms 9528 KB Correct answer: answer = 32567551
125 Correct 409 ms 11788 KB Correct answer: answer = 997525000000
126 Correct 359 ms 11912 KB Correct answer: answer = 752723538884
127 Correct 21 ms 10384 KB Correct answer: answer = 1000000000000
128 Correct 25 ms 10404 KB Correct answer: answer = 999978000121
129 Correct 27 ms 10396 KB Correct answer: answer = 745986144735
130 Correct 15 ms 10028 KB Correct answer: answer = 2
131 Correct 414 ms 11804 KB Correct answer: answer = 277966670
132 Correct 305 ms 11704 KB Correct answer: answer = 2500900082
133 Correct 53 ms 10524 KB Correct answer: answer = 301248349636
134 Correct 214 ms 4224 KB Correct answer: answer = 14118891
135 Correct 26 ms 10416 KB Correct answer: answer = 14384977265
136 Correct 34 ms 10584 KB Correct answer: answer = 3681368330
137 Correct 30 ms 10432 KB Correct answer: answer = 2720316816
138 Correct 49 ms 12712 KB Correct answer: answer = 999976000144
139 Correct 49 ms 12708 KB Correct answer: answer = 999856102410
140 Correct 50 ms 12728 KB Correct answer: answer = 999958401531
141 Correct 47 ms 12704 KB Correct answer: answer = 999769649944
142 Correct 48 ms 12624 KB Correct answer: answer = 999874525918
143 Correct 728 ms 16176 KB Correct answer: answer = 6050000000
144 Correct 870 ms 17916 KB Correct answer: answer = 1112500000
145 Correct 319 ms 11120 KB Correct answer: answer = 4294967296
146 Correct 559 ms 11988 KB Correct answer: answer = 87652406
147 Correct 578 ms 12084 KB Correct answer: answer = 6297664
148 Correct 582 ms 11948 KB Correct answer: answer = 196612
149 Correct 946 ms 18648 KB Correct answer: answer = 15015100
150 Correct 959 ms 18724 KB Correct answer: answer = 25000000
151 Correct 653 ms 15668 KB Correct answer: answer = 333230209550
152 Correct 931 ms 15668 KB Correct answer: answer = 917123769
153 Correct 1002 ms 18124 KB Correct answer: answer = 95162
154 Correct 934 ms 18588 KB Correct answer: answer = 382616191
155 Correct 920 ms 18736 KB Correct answer: answer = 990033333400
156 Correct 901 ms 18940 KB Correct answer: answer = 990000100000
157 Correct 834 ms 15668 KB Correct answer: answer = 749998188180
158 Correct 38 ms 12596 KB Correct answer: answer = 1000000000000
159 Correct 47 ms 12708 KB Correct answer: answer = 999988000036
160 Correct 51 ms 12712 KB Correct answer: answer = 744929274393
161 Correct 32 ms 11708 KB Correct answer: answer = 2
162 Correct 937 ms 18732 KB Correct answer: answer = 1300024
163 Correct 769 ms 16104 KB Correct answer: answer = 5000700010
164 Correct 120 ms 12980 KB Correct answer: answer = 354997100800
165 Correct 516 ms 8976 KB Correct answer: answer = 257000
166 Correct 598 ms 9676 KB Correct answer: answer = 3765323
167 Correct 575 ms 9492 KB Correct answer: answer = 1525903
168 Correct 47 ms 12672 KB Correct answer: answer = 67618137730
169 Correct 60 ms 12712 KB Correct answer: answer = 12656680171
170 Correct 75 ms 12712 KB Correct answer: answer = 579831736
171 Correct 292 ms 13488 KB Correct answer: answer = 23605611
172 Correct 75 ms 12724 KB Correct answer: answer = 7052481200
173 Correct 138 ms 12980 KB Correct answer: answer = 1314039500
174 Correct 223 ms 13348 KB Correct answer: answer = 302484000
175 Correct 727 ms 14512 KB Correct answer: answer = 52348480