oj.uz

Submission #532934

# Submission time Handle Problem Language Result Execution time Memory
532934 2022-03-04T08:51:38 Z Koosha_mv Minerals (JOI19_minerals) C++14
85 / 100
 81 ms 3392 KB 
#include <bits/stdc++.h>
using namespace std;
#define dbgv(v) cout<<#v<<" = "; f(i,0,v.size()) cout<<v[i]<<" "; cout<<endl
#define dbga(a,x,y) cout<<#a<<" = "; f(i,x,y) cout<<a[i]<<" "; cout<<endl
#define erorp(x) cout<<#x<<"={"<<(x.F)<<" , "<<x.S<<"}"<<endl
#define eror(x) cout<<#x<<'='<<(x)<<endl
#define f_(i,a,b) for(int i=a;i>=b;i--)
#define f(i,a,b) for(int i=a;i<b;i++)
#define nb(x) __builtin_popcount(x)
#define all(v) v.begin(),v.end()
#define bit(n,k) (((n)>>(k))&1)
#define Add(x,y) x=(x+y)%mod
#define maxm(a,b) a=max(a,b)
#define minm(a,b) a=min(a,b)
#define lst(x) x[x.size()-1]
#define sz(x) int(x.size())
#define mp make_pair
#define ll long long
#define pb push_back
#define S second
#define F first
#include "minerals.h"

const int N=2e5+99;

int n,last,prt,Q,dft,a[N],s[N],t[N],L[N],R[N],mark[N];
vector<pair<int,int>> Ans;
vector<int> pos,A,B;
/*
void Answer(int a, int b){
	//cout<<a<<" edge "<<b<<endl;
}
int Query(int x){
	Q++;
	if(mark[x]==1) dft+=(mark[a[x]]==0);
	else dft-=(mark[a[x]]==0);
	//cout<<"? "<<x<<" "<<res<<endl;
	return dft;
}*/
bool ask(int x){
	mark[x]^=1;
	int p=Query(x),res=(p!=last);
	last=p;
	return res;
}
void get(int l,int r){
	for(auto x : pos){
		if(x<l || r<=x){
			prt++;
			ask(B[x]);
		} 
	} 
	pos.clear();
	f(i,l,r){
		pos.pb(i);
		if(!mark[B[i]]) ask(B[i]),prt++;
	}
	//cout<<l<<" "<<r<<" "<<prt<<endl;
}
void solve(int l,int r,vector<int> &vec){
	//cout<<l<<" "<<r<<endl;
	f(i,0,rand()%10) random_shuffle(all(vec));
	if(l+1==r){
		Ans.pb({vec[0],B[l]});
		return ;
	}
	vector<int> a,b;
	int mid=(l+r+1)>>1;
	get(l,mid);
	for(auto x : vec){
		if(a.size()!=mid-l && (b.size()==r-mid || ask(x)==0)) a.pb(x);
		else b.pb(x);
	}
	solve(l,mid,a);
	solve(mid,r,b);
}
void Solve(int N){
	srand(time(NULL));
	n=N;
	f(i,1,2*n+1){
		if(ask(i)) A.pb(i);
		else B.pb(i);
	}
	f(i,0,n) pos.pb(i);
	solve(0,n,A);
	for(auto p : Ans){
		Answer(p.F,p.S);
	}
}
/*
4
1 4
2 5
3 6
7 8

prt1=656454
prt2=
*/
/*
main(){
	int n;
	cin>>n;
	f(i,1,n+1){
		s[i]=i,t[i]=i+n;
		//cin>>s[i]>>t[i];
		a[s[i]]=t[i];
		a[t[i]]=s[i];
	}
	Solve(n);
	eror(prt);
	eror(Q);
}*/

Compilation message

minerals.cpp: In function 'void solve(int, int, std::vector<int>&)':
minerals.cpp:71:14: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   71 |   if(a.size()!=mid-l && (b.size()==r-mid || ask(x)==0)) a.pb(x);
      |      ~~~~~~~~^~~~~~~
minerals.cpp:71:34: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   71 |   if(a.size()!=mid-l && (b.size()==r-mid || ask(x)==0)) a.pb(x);
      |                          ~~~~~~~~^~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 328 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 328 KB Output is correct
2 Correct 5 ms 328 KB Output is correct
3 Correct 7 ms 540 KB Output is correct
4 Correct 13 ms 804 KB Output is correct
5 Correct 25 ms 1272 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 5 ms 328 KB Output is correct
7 Correct 7 ms 540 KB Output is correct
8 Correct 13 ms 804 KB Output is correct
9 Correct 25 ms 1272 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 16 ms 1040 KB Output is correct
12 Correct 27 ms 1388 KB Output is correct
13 Correct 34 ms 1340 KB Output is correct
14 Correct 26 ms 1288 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 5 ms 328 KB Output is correct
7 Correct 7 ms 540 KB Output is correct
8 Correct 13 ms 804 KB Output is correct
9 Correct 25 ms 1272 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 16 ms 1040 KB Output is correct
12 Correct 27 ms 1388 KB Output is correct
13 Correct 34 ms 1340 KB Output is correct
14 Correct 26 ms 1288 KB Output is correct
15 Correct 68 ms 3132 KB Output is correct
16 Correct 74 ms 2936 KB Output is correct
17 Correct 79 ms 3116 KB Output is correct
18 Correct 64 ms 3084 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 5 ms 328 KB Output is correct
7 Correct 7 ms 540 KB Output is correct
8 Correct 13 ms 804 KB Output is correct
9 Correct 25 ms 1272 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 16 ms 1040 KB Output is correct
12 Correct 27 ms 1388 KB Output is correct
13 Correct 34 ms 1340 KB Output is correct
14 Correct 26 ms 1288 KB Output is correct
15 Correct 68 ms 3132 KB Output is correct
16 Correct 74 ms 2936 KB Output is correct
17 Correct 79 ms 3116 KB Output is correct
18 Correct 64 ms 3084 KB Output is correct
19 Correct 70 ms 3204 KB Output is correct
20 Correct 72 ms 3120 KB Output is correct
21 Correct 62 ms 3232 KB Output is correct
22 Correct 69 ms 3168 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 5 ms 328 KB Output is correct
7 Correct 7 ms 540 KB Output is correct
8 Correct 13 ms 804 KB Output is correct
9 Correct 25 ms 1272 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 16 ms 1040 KB Output is correct
12 Correct 27 ms 1388 KB Output is correct
13 Correct 34 ms 1340 KB Output is correct
14 Correct 26 ms 1288 KB Output is correct
15 Correct 68 ms 3132 KB Output is correct
16 Correct 74 ms 2936 KB Output is correct
17 Correct 79 ms 3116 KB Output is correct
18 Correct 64 ms 3084 KB Output is correct
19 Correct 70 ms 3204 KB Output is correct
20 Correct 72 ms 3120 KB Output is correct
21 Correct 62 ms 3232 KB Output is correct
22 Correct 69 ms 3168 KB Output is correct
23 Correct 73 ms 3208 KB Output is correct
24 Correct 74 ms 3120 KB Output is correct
25 Correct 63 ms 3160 KB Output is correct
26 Correct 71 ms 2896 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 5 ms 328 KB Output is correct
7 Correct 7 ms 540 KB Output is correct
8 Correct 13 ms 804 KB Output is correct
9 Correct 25 ms 1272 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 16 ms 1040 KB Output is correct
12 Correct 27 ms 1388 KB Output is correct
13 Correct 34 ms 1340 KB Output is correct
14 Correct 26 ms 1288 KB Output is correct
15 Correct 68 ms 3132 KB Output is correct
16 Correct 74 ms 2936 KB Output is correct
17 Correct 79 ms 3116 KB Output is correct
18 Correct 64 ms 3084 KB Output is correct
19 Correct 70 ms 3204 KB Output is correct
20 Correct 72 ms 3120 KB Output is correct
21 Correct 62 ms 3232 KB Output is correct
22 Correct 69 ms 3168 KB Output is correct
23 Correct 73 ms 3208 KB Output is correct
24 Correct 74 ms 3120 KB Output is correct
25 Correct 63 ms 3160 KB Output is correct
26 Correct 71 ms 2896 KB Output is correct
27 Correct 80 ms 3136 KB Output is correct
28 Correct 78 ms 3392 KB Output is correct
29 Correct 70 ms 3380 KB Output is correct
30 Correct 68 ms 3012 KB Output is correct

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 5 ms 328 KB Output is correct
7 Correct 7 ms 540 KB Output is correct
8 Correct 13 ms 804 KB Output is correct
9 Correct 25 ms 1272 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 16 ms 1040 KB Output is correct
12 Correct 27 ms 1388 KB Output is correct
13 Correct 34 ms 1340 KB Output is correct
14 Correct 26 ms 1288 KB Output is correct
15 Correct 68 ms 3132 KB Output is correct
16 Correct 74 ms 2936 KB Output is correct
17 Correct 79 ms 3116 KB Output is correct
18 Correct 64 ms 3084 KB Output is correct
19 Correct 70 ms 3204 KB Output is correct
20 Correct 72 ms 3120 KB Output is correct
21 Correct 62 ms 3232 KB Output is correct
22 Correct 69 ms 3168 KB Output is correct
23 Correct 73 ms 3208 KB Output is correct
24 Correct 74 ms 3120 KB Output is correct
25 Correct 63 ms 3160 KB Output is correct
26 Correct 71 ms 2896 KB Output is correct
27 Correct 80 ms 3136 KB Output is correct
28 Correct 78 ms 3392 KB Output is correct
29 Correct 70 ms 3380 KB Output is correct
30 Correct 68 ms 3012 KB Output is correct
31 Incorrect 81 ms 3188 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Correct 5 ms 328 KB Output is correct
7 Correct 7 ms 540 KB Output is correct
8 Correct 13 ms 804 KB Output is correct
9 Correct 25 ms 1272 KB Output is correct
10 Correct 2 ms 328 KB Output is correct
11 Correct 16 ms 1040 KB Output is correct
12 Correct 27 ms 1388 KB Output is correct
13 Correct 34 ms 1340 KB Output is correct
14 Correct 26 ms 1288 KB Output is correct
15 Correct 68 ms 3132 KB Output is correct
16 Correct 74 ms 2936 KB Output is correct
17 Correct 79 ms 3116 KB Output is correct
18 Correct 64 ms 3084 KB Output is correct
19 Correct 70 ms 3204 KB Output is correct
20 Correct 72 ms 3120 KB Output is correct
21 Correct 62 ms 3232 KB Output is correct
22 Correct 69 ms 3168 KB Output is correct
23 Correct 73 ms 3208 KB Output is correct
24 Correct 74 ms 3120 KB Output is correct
25 Correct 63 ms 3160 KB Output is correct
26 Correct 71 ms 2896 KB Output is correct
27 Correct 80 ms 3136 KB Output is correct
28 Correct 78 ms 3392 KB Output is correct
29 Correct 70 ms 3380 KB Output is correct
30 Correct 68 ms 3012 KB Output is correct
31 Incorrect 81 ms 3188 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -