oj.uz

Submission #158866

# Submission time Handle Problem Language Result Execution time Memory
158866 2019-10-19T08:48:15 Z username Minerals (JOI19_minerals) C++14
100 / 100
 56 ms 2548 KB 
#include "minerals.h"
#pragma GCC optimize("O3")
#include<bits/stdc++.h>
using namespace std;
#define REP(i,j,k) for(int i=(j);i<(k);++i)
#define pb push_back
// #define __debug
#ifdef __debug
	#define pr(...) cerr<<__VA_ARGS__
	#define ar(a,s,t) {rep(zy,s,t)pr(a[zy]<<' ');pr(endl);}
#else
	#define pr(...) (void)0
	#define ar(...) (void)0
#endif
//
int ls=0,ll=0;
vector<int>v[2];

int qr(int x){
	int t=Query(x+1);
	swap(t,ls);
	return ls==t;
}

void sol(int l,int r,vector<int>&vec){
	if(l+1==r)Answer(v[0][l]+1,vec[0]+1);
	else{
		int mid;
		vector<int>vv[2];
		if(l>ll){
			mid=l+round(0.37*(r-l));
			REP(i,l,mid)qr(v[0][i]);
		}else{
			mid=l+round(0.63*(r-l));
			REP(i,mid,r)qr(v[0][i]);
		}
		ll=l;
		REP(i,0,vec.size()){
			int t=vec[i];
			if(vv[1].size()==mid-l)vv[0].pb(t);
			else if(vv[0].size()==r-mid)vv[1].pb(t);
			else vv[qr(t)].pb(t);
		}
		sol(l,mid,vv[1]);
		sol(mid,r,vv[0]);
	}
	vector<int>().swap(vec);
}

void Solve(int n){
	REP(i,0,2*n)v[qr(i)].pb(i);
	random_shuffle(v[1].begin(),v[1].end());
	sol(0,n,v[1]);
}

Compilation message

minerals.cpp: In function 'void sol(int, int, std::vector<int>&)':
minerals.cpp:5:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define REP(i,j,k) for(int i=(j);i<(k);++i)
                                   ^
minerals.cpp:38:3: note: in expansion of macro 'REP'
   REP(i,0,vec.size()){
   ^~~
minerals.cpp:40:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    if(vv[1].size()==mid-l)vv[0].pb(t);
       ~~~~~~~~~~~~^~~~~~~
minerals.cpp:41:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    else if(vv[0].size()==r-mid)vv[1].pb(t);
            ~~~~~~~~~~~~^~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 6 ms 504 KB Output is correct
4 Correct 10 ms 632 KB Output is correct
5 Correct 18 ms 1028 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 6 ms 504 KB Output is correct
8 Correct 10 ms 632 KB Output is correct
9 Correct 18 ms 1028 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 12 ms 760 KB Output is correct
12 Correct 18 ms 1144 KB Output is correct
13 Correct 17 ms 1060 KB Output is correct
14 Correct 17 ms 1028 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 6 ms 504 KB Output is correct
8 Correct 10 ms 632 KB Output is correct
9 Correct 18 ms 1028 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 12 ms 760 KB Output is correct
12 Correct 18 ms 1144 KB Output is correct
13 Correct 17 ms 1060 KB Output is correct
14 Correct 17 ms 1028 KB Output is correct
15 Correct 50 ms 2320 KB Output is correct
16 Correct 49 ms 2292 KB Output is correct
17 Correct 44 ms 2380 KB Output is correct
18 Correct 43 ms 2096 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 6 ms 504 KB Output is correct
8 Correct 10 ms 632 KB Output is correct
9 Correct 18 ms 1028 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 12 ms 760 KB Output is correct
12 Correct 18 ms 1144 KB Output is correct
13 Correct 17 ms 1060 KB Output is correct
14 Correct 17 ms 1028 KB Output is correct
15 Correct 50 ms 2320 KB Output is correct
16 Correct 49 ms 2292 KB Output is correct
17 Correct 44 ms 2380 KB Output is correct
18 Correct 43 ms 2096 KB Output is correct
19 Correct 50 ms 2288 KB Output is correct
20 Correct 51 ms 2292 KB Output is correct
21 Correct 45 ms 2208 KB Output is correct
22 Correct 44 ms 2096 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 6 ms 504 KB Output is correct
8 Correct 10 ms 632 KB Output is correct
9 Correct 18 ms 1028 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 12 ms 760 KB Output is correct
12 Correct 18 ms 1144 KB Output is correct
13 Correct 17 ms 1060 KB Output is correct
14 Correct 17 ms 1028 KB Output is correct
15 Correct 50 ms 2320 KB Output is correct
16 Correct 49 ms 2292 KB Output is correct
17 Correct 44 ms 2380 KB Output is correct
18 Correct 43 ms 2096 KB Output is correct
19 Correct 50 ms 2288 KB Output is correct
20 Correct 51 ms 2292 KB Output is correct
21 Correct 45 ms 2208 KB Output is correct
22 Correct 44 ms 2096 KB Output is correct
23 Correct 52 ms 2292 KB Output is correct
24 Correct 52 ms 2472 KB Output is correct
25 Correct 46 ms 2308 KB Output is correct
26 Correct 45 ms 2184 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 6 ms 504 KB Output is correct
8 Correct 10 ms 632 KB Output is correct
9 Correct 18 ms 1028 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 12 ms 760 KB Output is correct
12 Correct 18 ms 1144 KB Output is correct
13 Correct 17 ms 1060 KB Output is correct
14 Correct 17 ms 1028 KB Output is correct
15 Correct 50 ms 2320 KB Output is correct
16 Correct 49 ms 2292 KB Output is correct
17 Correct 44 ms 2380 KB Output is correct
18 Correct 43 ms 2096 KB Output is correct
19 Correct 50 ms 2288 KB Output is correct
20 Correct 51 ms 2292 KB Output is correct
21 Correct 45 ms 2208 KB Output is correct
22 Correct 44 ms 2096 KB Output is correct
23 Correct 52 ms 2292 KB Output is correct
24 Correct 52 ms 2472 KB Output is correct
25 Correct 46 ms 2308 KB Output is correct
26 Correct 45 ms 2184 KB Output is correct
27 Correct 53 ms 2424 KB Output is correct
28 Correct 54 ms 2416 KB Output is correct
29 Correct 47 ms 2336 KB Output is correct
30 Correct 46 ms 2204 KB Output is correct

Subtask #8
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 6 ms 504 KB Output is correct
8 Correct 10 ms 632 KB Output is correct
9 Correct 18 ms 1028 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 12 ms 760 KB Output is correct
12 Correct 18 ms 1144 KB Output is correct
13 Correct 17 ms 1060 KB Output is correct
14 Correct 17 ms 1028 KB Output is correct
15 Correct 50 ms 2320 KB Output is correct
16 Correct 49 ms 2292 KB Output is correct
17 Correct 44 ms 2380 KB Output is correct
18 Correct 43 ms 2096 KB Output is correct
19 Correct 50 ms 2288 KB Output is correct
20 Correct 51 ms 2292 KB Output is correct
21 Correct 45 ms 2208 KB Output is correct
22 Correct 44 ms 2096 KB Output is correct
23 Correct 52 ms 2292 KB Output is correct
24 Correct 52 ms 2472 KB Output is correct
25 Correct 46 ms 2308 KB Output is correct
26 Correct 45 ms 2184 KB Output is correct
27 Correct 53 ms 2424 KB Output is correct
28 Correct 54 ms 2416 KB Output is correct
29 Correct 47 ms 2336 KB Output is correct
30 Correct 46 ms 2204 KB Output is correct
31 Correct 55 ms 2468 KB Output is correct
32 Correct 55 ms 2420 KB Output is correct
33 Correct 49 ms 2452 KB Output is correct
34 Correct 47 ms 2200 KB Output is correct

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 6 ms 504 KB Output is correct
8 Correct 10 ms 632 KB Output is correct
9 Correct 18 ms 1028 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 12 ms 760 KB Output is correct
12 Correct 18 ms 1144 KB Output is correct
13 Correct 17 ms 1060 KB Output is correct
14 Correct 17 ms 1028 KB Output is correct
15 Correct 50 ms 2320 KB Output is correct
16 Correct 49 ms 2292 KB Output is correct
17 Correct 44 ms 2380 KB Output is correct
18 Correct 43 ms 2096 KB Output is correct
19 Correct 50 ms 2288 KB Output is correct
20 Correct 51 ms 2292 KB Output is correct
21 Correct 45 ms 2208 KB Output is correct
22 Correct 44 ms 2096 KB Output is correct
23 Correct 52 ms 2292 KB Output is correct
24 Correct 52 ms 2472 KB Output is correct
25 Correct 46 ms 2308 KB Output is correct
26 Correct 45 ms 2184 KB Output is correct
27 Correct 53 ms 2424 KB Output is correct
28 Correct 54 ms 2416 KB Output is correct
29 Correct 47 ms 2336 KB Output is correct
30 Correct 46 ms 2204 KB Output is correct
31 Correct 55 ms 2468 KB Output is correct
32 Correct 55 ms 2420 KB Output is correct
33 Correct 49 ms 2452 KB Output is correct
34 Correct 47 ms 2200 KB Output is correct
35 Correct 56 ms 2524 KB Output is correct
36 Correct 56 ms 2548 KB Output is correct
37 Correct 50 ms 2332 KB Output is correct
38 Correct 49 ms 2328 KB Output is correct