Submission #744961

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
744961	2023-05-19T09:03:28 Z	amirhoseinfar1385	Gap (APIO16_gap)	C++17	100 / 100	47 ms	1868 KB

gap

#include<bits/stdc++.h>
#include "gap.h"
using namespace std;

long long findGap(int T, int N)
{
	if(T==1||N<=8){
		vector<long long>all(N);
		long long mn=-1,mx=((long long)1e18+5),fmn=0,fmx=0;
		//cout<<mx<<"\n";
		int last=N-1,first=0;
		while(last>=first){
			MinMax(mn+1,mx-1,&fmn,&fmx);
			//cout<<first<<" "<<last<<" "<<mn+1<<" "<<mx-1<<" "<<fmn<<" "<<fmx<<'\n';
			mn=fmn;
			mx=fmx;
			all[last]=mx;
			all[first]=mn;
			last--;
			first++;
		}
		long long res=0;
		for(int i=1;i<N;i++){
		//	cout<<all[i]<<" "<<all[i-1]<<'\n';
			res=max(res,all[i]-all[i-1]);
		}
		return res;
	}
	else{
		long long res=1;
		long long mn=-1,mx=((long long)1e18+5),fmn=0,fmx=0;
		MinMax(mn+1,mx-1,&fmn,&fmx);
		mn=fmn;
		mx=fmx;
		res=(mx-mn)/N;
		while(mn+res-1<mx){
			//cout<<mn<<" asda "<<res<<endl;
			MinMax(mn+1,mn+res,&fmn,&fmx);
			//cout<<fmn<<" edasdb "<<fmx<<endl;
			if(fmn==-1){
				break;
			}
			mn=fmx;
		}
		//cout<<mn<<" "<<mx<<endl;
		while(mn+res-1<mx){
			//cout<<mn<<" asd "<<res<<endl;
			MinMax(mn+res,mn+res+res,&fmn,&fmx);
			if(fmn==-1){
				res*=2;
				res++;
				continue;
			}
			res=max(res,fmn-mn);
			mn=fmx;
			while(mn+res-1<mx){
				//cout<<mn<<" asda "<<res<<endl;
				MinMax(mn+1,mn+res,&fmn,&fmx);
				//cout<<fmn<<" edasdb "<<fmx<<endl;
				if(fmn==-1){
					break;
				}
				mn=fmx;
			}
			//cout<<mn<<" asdb "<<res<<endl;
		}
		//cout<<res<<endl;
		return res;
	}
}

Subtask #1

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	0 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	1 ms	208 KB	Output is correct
6	Correct	1 ms	208 KB	Output is correct
7	Correct	0 ms	208 KB	Output is correct
8	Correct	0 ms	208 KB	Output is correct
9	Correct	0 ms	208 KB	Output is correct
10	Correct	0 ms	208 KB	Output is correct
11	Correct	1 ms	336 KB	Output is correct
12	Correct	1 ms	336 KB	Output is correct
13	Correct	1 ms	336 KB	Output is correct
14	Correct	1 ms	336 KB	Output is correct
15	Correct	1 ms	336 KB	Output is correct
16	Correct	9 ms	720 KB	Output is correct
17	Correct	9 ms	720 KB	Output is correct
18	Correct	9 ms	672 KB	Output is correct
19	Correct	10 ms	720 KB	Output is correct
20	Correct	8 ms	628 KB	Output is correct
21	Correct	36 ms	1824 KB	Output is correct
22	Correct	35 ms	1828 KB	Output is correct
23	Correct	33 ms	1828 KB	Output is correct
24	Correct	35 ms	1788 KB	Output is correct
25	Correct	30 ms	1832 KB	Output is correct
26	Correct	34 ms	1868 KB	Output is correct
27	Correct	35 ms	1864 KB	Output is correct
28	Correct	35 ms	1828 KB	Output is correct
29	Correct	34 ms	1860 KB	Output is correct
30	Correct	29 ms	1836 KB	Output is correct
31	Correct	0 ms	208 KB	Output is correct
32	Correct	0 ms	208 KB	Output is correct

Subtask #2

70.0 / 70.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	0 ms	208 KB	Output is correct
4	Correct	0 ms	208 KB	Output is correct
5	Correct	0 ms	208 KB	Output is correct
6	Correct	0 ms	208 KB	Output is correct
7	Correct	0 ms	208 KB	Output is correct
8	Correct	1 ms	208 KB	Output is correct
9	Correct	0 ms	208 KB	Output is correct
10	Correct	0 ms	208 KB	Output is correct
11	Correct	1 ms	208 KB	Output is correct
12	Correct	1 ms	336 KB	Output is correct
13	Correct	1 ms	336 KB	Output is correct
14	Correct	1 ms	336 KB	Output is correct
15	Correct	1 ms	336 KB	Output is correct
16	Correct	8 ms	464 KB	Output is correct
17	Correct	6 ms	508 KB	Output is correct
18	Correct	6 ms	428 KB	Output is correct
19	Correct	6 ms	432 KB	Output is correct
20	Correct	3 ms	460 KB	Output is correct
21	Correct	22 ms	968 KB	Output is correct
22	Correct	23 ms	1036 KB	Output is correct
23	Correct	22 ms	976 KB	Output is correct
24	Correct	23 ms	1036 KB	Output is correct
25	Correct	47 ms	1080 KB	Output is correct
26	Correct	23 ms	1064 KB	Output is correct
27	Correct	27 ms	1016 KB	Output is correct
28	Correct	24 ms	984 KB	Output is correct
29	Correct	23 ms	1188 KB	Output is correct
30	Correct	12 ms	1104 KB	Output is correct
31	Correct	0 ms	208 KB	Output is correct
32	Correct	0 ms	208 KB	Output is correct