oj.uz

Submission #229989

# Submission time Handle Problem Language Result Execution time Memory
229989 2020-05-07T13:35:24 Z kshitij_sodani Gap (APIO16_gap) C++17
100 / 100
 77 ms 3308 KB 
#include <bits/stdc++.h>
#include <iostream>
using namespace std;
typedef long long llo;
#define mp make_pair
#define a first
#define b second
#define pb push_back
#include "gap.h"

/*void MinMax(llo aa,llo bb,llo &cc,llo &dd){
	cout<<aa<<" "<<bb<<endl;
	llo x,y;
	cin>>x>>y;
	cc=x;
	dd=y;
}*/
llo findGap(int t,int n){
	if(t==2){
		llo low,high;
		MinMax(0,1e18,&low,&high);
	//	cout<<0<<" "<<(llo)1e18<<endl;
	//	cin>>low>>high;
		llo di=(high-low)/((llo)(n-1));
		if((high-low)%(n-1)>0){
			di+=1;
		}
		vector<llo> ans;
		ans.pb(low);
		ans.pb(high);
		for(llo i=low+1;i<=high;i+=di){
			llo ss,tt;
			MinMax(i,i+di-1,&ss,&tt);
		//	cout<<i<<" "<<i+di-1<<endl;
		//	cin>>ss>>tt;
			if(ss==-1 or tt==-1){
				continue;
			}
			ans.pb(ss);
			ans.pb(tt);
		}
		llo ans2=0;
		sort(ans.begin(),ans.end());
		for(llo i=0;i<ans.size()-1;i++){
			ans2=max(ans2,ans[i+1]-ans[i]);
		}
		return ans2;
	}
	else{
		llo mi=0;
		llo lo=1e18;
		llo aa[n];
		for(int i=0;i<(n+1)/2;i++){
			llo ss,tt;
			MinMax(mi,lo,&ss,&tt);
			mi=ss+1;
			lo=tt-1;
			aa[i]=ss;
			aa[n-i-1]=tt;
		}
		llo ans=0;
		for(int i=0;i<n-1;i++){
			ans=max(ans,aa[i+1]-aa[i]);
		}
		return ans;
	}
}

/*int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cout<<findGap(2,4)<<endl;


	return 0;
}*/

Compilation message

gap.cpp: In function 'llo findGap(int, int)':
gap.cpp:44:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(llo i=0;i<ans.size()-1;i++){
               ~^~~~~~~~~~~~~

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 256 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 5 ms 512 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 6 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 17 ms 768 KB Output is correct
17 Correct 16 ms 768 KB Output is correct
18 Correct 16 ms 768 KB Output is correct
19 Correct 16 ms 768 KB Output is correct
20 Correct 14 ms 768 KB Output is correct
21 Correct 54 ms 1900 KB Output is correct
22 Correct 53 ms 1912 KB Output is correct
23 Correct 53 ms 1912 KB Output is correct
24 Correct 53 ms 1912 KB Output is correct
25 Correct 46 ms 1912 KB Output is correct
26 Correct 61 ms 1912 KB Output is correct
27 Correct 53 ms 1912 KB Output is correct
28 Correct 56 ms 2040 KB Output is correct
29 Correct 52 ms 1896 KB Output is correct
30 Correct 43 ms 1916 KB Output is correct
31 Correct 4 ms 384 KB Output is correct
32 Correct 5 ms 384 KB Output is correct

Subtask #2
70.0 / 70.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 256 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 21 ms 888 KB Output is correct
17 Correct 22 ms 896 KB Output is correct
18 Correct 22 ms 896 KB Output is correct
19 Correct 24 ms 1024 KB Output is correct
20 Correct 12 ms 512 KB Output is correct
21 Correct 76 ms 2316 KB Output is correct
22 Correct 77 ms 2288 KB Output is correct
23 Correct 73 ms 2216 KB Output is correct
24 Correct 73 ms 2272 KB Output is correct
25 Correct 72 ms 3308 KB Output is correct
26 Correct 77 ms 2288 KB Output is correct
27 Correct 75 ms 2272 KB Output is correct
28 Correct 74 ms 2288 KB Output is correct
29 Correct 74 ms 2268 KB Output is correct
30 Correct 46 ms 1452 KB Output is correct
31 Correct 5 ms 384 KB Output is correct
32 Correct 4 ms 384 KB Output is correct