oj.uz

Submission #158850

# Submission time Handle Problem Language Result Execution time Memory
158850 2019-10-19T06:53:08 Z username Minerals (JOI19_minerals) C++14
90 / 100
 59 ms 2440 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{
		double ratio=0.5;
		int mid=round(l*ratio+r*(1-ratio));
		vector<int>vv[2];
		if(l>ll)REP(i,l,mid)qr(v[0][i]);
		else 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:34:3: note: in expansion of macro 'REP'
   REP(i,0,vec.size()){
   ^~~
minerals.cpp:36:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    if(vv[1].size()==mid-l)vv[0].pb(t);
       ~~~~~~~~~~~~^~~~~~~
minerals.cpp:37:24: 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 248 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 248 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 5 ms 504 KB Output is correct
4 Correct 9 ms 632 KB Output is correct
5 Correct 17 ms 1016 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 248 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 3 ms 248 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 5 ms 504 KB Output is correct
8 Correct 9 ms 632 KB Output is correct
9 Correct 17 ms 1016 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 16 ms 1016 KB Output is correct
14 Correct 16 ms 936 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 248 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 3 ms 248 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 5 ms 504 KB Output is correct
8 Correct 9 ms 632 KB Output is correct
9 Correct 17 ms 1016 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 16 ms 1016 KB Output is correct
14 Correct 16 ms 936 KB Output is correct
15 Correct 48 ms 2292 KB Output is correct
16 Correct 49 ms 2300 KB Output is correct
17 Correct 43 ms 2168 KB Output is correct
18 Correct 42 ms 2036 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 248 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 3 ms 248 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 5 ms 504 KB Output is correct
8 Correct 9 ms 632 KB Output is correct
9 Correct 17 ms 1016 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 16 ms 1016 KB Output is correct
14 Correct 16 ms 936 KB Output is correct
15 Correct 48 ms 2292 KB Output is correct
16 Correct 49 ms 2300 KB Output is correct
17 Correct 43 ms 2168 KB Output is correct
18 Correct 42 ms 2036 KB Output is correct
19 Correct 52 ms 2292 KB Output is correct
20 Correct 49 ms 2296 KB Output is correct
21 Correct 46 ms 2268 KB Output is correct
22 Correct 43 ms 2032 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 248 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 3 ms 248 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 5 ms 504 KB Output is correct
8 Correct 9 ms 632 KB Output is correct
9 Correct 17 ms 1016 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 16 ms 1016 KB Output is correct
14 Correct 16 ms 936 KB Output is correct
15 Correct 48 ms 2292 KB Output is correct
16 Correct 49 ms 2300 KB Output is correct
17 Correct 43 ms 2168 KB Output is correct
18 Correct 42 ms 2036 KB Output is correct
19 Correct 52 ms 2292 KB Output is correct
20 Correct 49 ms 2296 KB Output is correct
21 Correct 46 ms 2268 KB Output is correct
22 Correct 43 ms 2032 KB Output is correct
23 Correct 51 ms 2384 KB Output is correct
24 Correct 51 ms 2336 KB Output is correct
25 Correct 45 ms 2420 KB Output is correct
26 Correct 48 ms 2128 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 248 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 3 ms 248 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 5 ms 504 KB Output is correct
8 Correct 9 ms 632 KB Output is correct
9 Correct 17 ms 1016 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 16 ms 1016 KB Output is correct
14 Correct 16 ms 936 KB Output is correct
15 Correct 48 ms 2292 KB Output is correct
16 Correct 49 ms 2300 KB Output is correct
17 Correct 43 ms 2168 KB Output is correct
18 Correct 42 ms 2036 KB Output is correct
19 Correct 52 ms 2292 KB Output is correct
20 Correct 49 ms 2296 KB Output is correct
21 Correct 46 ms 2268 KB Output is correct
22 Correct 43 ms 2032 KB Output is correct
23 Correct 51 ms 2384 KB Output is correct
24 Correct 51 ms 2336 KB Output is correct
25 Correct 45 ms 2420 KB Output is correct
26 Correct 48 ms 2128 KB Output is correct
27 Correct 59 ms 2364 KB Output is correct
28 Correct 53 ms 2288 KB Output is correct
29 Correct 47 ms 2292 KB Output is correct
30 Correct 46 ms 2196 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 248 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 3 ms 248 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 5 ms 504 KB Output is correct
8 Correct 9 ms 632 KB Output is correct
9 Correct 17 ms 1016 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 16 ms 1016 KB Output is correct
14 Correct 16 ms 936 KB Output is correct
15 Correct 48 ms 2292 KB Output is correct
16 Correct 49 ms 2300 KB Output is correct
17 Correct 43 ms 2168 KB Output is correct
18 Correct 42 ms 2036 KB Output is correct
19 Correct 52 ms 2292 KB Output is correct
20 Correct 49 ms 2296 KB Output is correct
21 Correct 46 ms 2268 KB Output is correct
22 Correct 43 ms 2032 KB Output is correct
23 Correct 51 ms 2384 KB Output is correct
24 Correct 51 ms 2336 KB Output is correct
25 Correct 45 ms 2420 KB Output is correct
26 Correct 48 ms 2128 KB Output is correct
27 Correct 59 ms 2364 KB Output is correct
28 Correct 53 ms 2288 KB Output is correct
29 Correct 47 ms 2292 KB Output is correct
30 Correct 46 ms 2196 KB Output is correct
31 Correct 54 ms 2440 KB Output is correct
32 Correct 53 ms 2304 KB Output is correct
33 Correct 48 ms 2424 KB Output is correct
34 Correct 46 ms 2244 KB Output is correct

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 248 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 2 ms 248 KB Output is correct
5 Correct 3 ms 248 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 5 ms 504 KB Output is correct
8 Correct 9 ms 632 KB Output is correct
9 Correct 17 ms 1016 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 16 ms 1016 KB Output is correct
14 Correct 16 ms 936 KB Output is correct
15 Correct 48 ms 2292 KB Output is correct
16 Correct 49 ms 2300 KB Output is correct
17 Correct 43 ms 2168 KB Output is correct
18 Correct 42 ms 2036 KB Output is correct
19 Correct 52 ms 2292 KB Output is correct
20 Correct 49 ms 2296 KB Output is correct
21 Correct 46 ms 2268 KB Output is correct
22 Correct 43 ms 2032 KB Output is correct
23 Correct 51 ms 2384 KB Output is correct
24 Correct 51 ms 2336 KB Output is correct
25 Correct 45 ms 2420 KB Output is correct
26 Correct 48 ms 2128 KB Output is correct
27 Correct 59 ms 2364 KB Output is correct
28 Correct 53 ms 2288 KB Output is correct
29 Correct 47 ms 2292 KB Output is correct
30 Correct 46 ms 2196 KB Output is correct
31 Correct 54 ms 2440 KB Output is correct
32 Correct 53 ms 2304 KB Output is correct
33 Correct 48 ms 2424 KB Output is correct
34 Correct 46 ms 2244 KB Output is correct
35 Incorrect 54 ms 2436 KB Wrong Answer [2]
36 Halted 0 ms 0 KB -