oj.uz

Submission #225275

# Submission time Handle Problem Language Result Execution time Memory
225275 2020-04-20T07:12:38 Z kshitij_sodani Library (JOI18_library) C++17
0 / 100
 486 ms 516 KB 
#include <iostream>
#include <bits/stdc++.h>
#include "library.h"
using namespace std;

#define pb push_back
typedef long long llo;
#define a first
#define b second
int n;
vector<int> aa;
vector<int> bb;
/*void Answer(vector<int> cc){
	for(auto j:cc){
		cout<<j<<" ";
	}
	cout<<endl;
}
int Query(vector<int> cc){
	for(auto j:cc){
		cout<<j<<" ";
	}
	cout<<endl;
	int xx;
	cin>>xx;
	return xx;
}*/
int solve(int ind,int l,int r){
	//cout<<l<<" "<<r<<endl;
	if(l==r){
		for(int i=0;i<n;i++){

			if((ind==i or i==l)){
				bb[i]=1;
			}
			else
				bb[i]=0;
		}
		int yy=Query(bb);
		if(yy==1){
			return l;
		}
		else{
			return -1;
		}
	}
	else{
		int mid=(l+r)/2;
		int co=0;
		for(int i=0;i<n;i++){
			bb[i]=0;
		}
		for(int i=l;i<=mid;i++){
			if(aa[i]==2 and i!=ind){
				bb[i]=1;
				co+=1;
			}
		}
		if(co==0){
			solve(ind,mid+1,r);
		}
		else{
			bb[ind]=1;
			int yy=Query(bb);
			bb[ind]=0;
			int zz=Query(bb);
			if(yy==zz){
				return solve(ind,l,mid);
			}
			else{
				return solve(ind,mid+1,r);
			}
		}

	}
}
void Solve(int nn){
	n=nn;
	for(int i=0;i<n;i++){
		aa.pb(2);
		bb.pb(0);
	}
	int x=0;
	deque<int> ans;
	ans.push_back(0);
	int st=0;
	for(int i=0;i<n;i++){
		int y=x;
		if(i==n-1 and st==0){
			break;
		}
		x=solve(x,0,n-1);
		if(x==-1){
			x=0;
			st=1;
		}
		else{
			if(st==0){
				ans.push_back(x);
			}
			else{
				ans.push_front(x);
			}
		}
		aa[y]=0;
	}
	vector<int> fin;
	for(int i=0;i<n;i++){
		int x=ans.front();
		ans.pop_front();
		fin.pb(x+1);
	}
	Answer(fin);
}
/*int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	Solve(4);


	return 0;
}*/

Compilation message

library.cpp: In function 'int solve(int, int, int)':
library.cpp:76:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

Subtask #1
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 47 ms 256 KB # of queries: 2940
2 Correct 50 ms 256 KB # of queries: 2901
3 Correct 39 ms 256 KB # of queries: 3084
4 Correct 51 ms 384 KB # of queries: 3038
5 Correct 46 ms 256 KB # of queries: 3062
6 Correct 56 ms 256 KB # of queries: 3074
7 Correct 50 ms 384 KB # of queries: 3026
8 Correct 48 ms 384 KB # of queries: 2937
9 Correct 52 ms 512 KB # of queries: 3079
10 Incorrect 24 ms 256 KB Wrong Answer [5]
11 Correct 4 ms 256 KB # of queries: 0
12 Correct 4 ms 256 KB # of queries: 1
13 Correct 4 ms 384 KB # of queries: 5
14 Correct 5 ms 384 KB # of queries: 9
15 Correct 6 ms 256 KB # of queries: 104
16 Correct 8 ms 384 KB # of queries: 253

Subtask #2
0 / 81.0

# Verdict Execution time Memory Grader output
1 Correct 47 ms 256 KB # of queries: 2940
2 Correct 50 ms 256 KB # of queries: 2901
3 Correct 39 ms 256 KB # of queries: 3084
4 Correct 51 ms 384 KB # of queries: 3038
5 Correct 46 ms 256 KB # of queries: 3062
6 Correct 56 ms 256 KB # of queries: 3074
7 Correct 50 ms 384 KB # of queries: 3026
8 Correct 48 ms 384 KB # of queries: 2937
9 Correct 52 ms 512 KB # of queries: 3079
10 Incorrect 24 ms 256 KB Wrong Answer [5]
11 Correct 4 ms 256 KB # of queries: 0
12 Correct 4 ms 256 KB # of queries: 1
13 Correct 4 ms 384 KB # of queries: 5
14 Correct 5 ms 384 KB # of queries: 9
15 Correct 6 ms 256 KB # of queries: 104
16 Correct 8 ms 384 KB # of queries: 253
17 Runtime error 462 ms 516 KB Execution killed with signal 11 (could be triggered by violating memory limits)
18 Correct 453 ms 376 KB # of queries: 19485
19 Correct 486 ms 384 KB # of queries: 19764
20 Correct 439 ms 504 KB # of queries: 18574
21 Runtime error 393 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
22 Runtime error 466 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
23 Correct 461 ms 504 KB # of queries: 19749
24 Runtime error 183 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
25 Runtime error 450 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
26 Runtime error 407 ms 508 KB Execution killed with signal 11 (could be triggered by violating memory limits)
27 Correct 170 ms 380 KB # of queries: 9065
28 Correct 285 ms 376 KB # of queries: 11067
29 Correct 272 ms 412 KB # of queries: 11060
30 Correct 275 ms 508 KB # of queries: 11067