Submission #45843

# Submission time Handle Problem Language Result Execution time Memory
45843 2018-04-16T09:12:57 Z gnoor Gap (APIO16_gap) C++17
30 / 100
102 ms 2660 KB
#include "gap.h"
#include <cstdio>
#ifdef debug
#include "grader.cpp"
#endif

#include <vector>
#include <algorithm>

using namespace std;


long long findGap(int T, int N)
{
	if (T==1) {
		vector<long long> tbl;	
		long long mn,mx;
		long long left=0;
		long long rgt=1e18;
		int x=(N+1)/2;
		for (int i=0;i<x;i++) {
			MinMax(left,rgt,&mn,&mx);
			tbl.push_back(mn);
			if (mx!=mn) tbl.push_back(mx);
			left=mn+1;
			rgt=mx-1;	
		}		
		sort(tbl.begin(),tbl.end());
		long long ans=0;
		for (int i=1;i<N;i++) {
			//printf("%lld ",tbl[i]);
			ans=max(ans,tbl[i]-tbl[i-1]);
		}
		//printf("\n");
		return ans;
	} else {
		long long mn,mx;
		MinMax(0,1e18,&mn,&mx);
		if (N==2) return mx-mn;
		long long blkSz=(mx-mn-1)/(N-2);
		long long over=mx-mn-1-(blkSz)*(N-2);
		//printf("%lld \n",blkSz);
		long long ans=0;
		long long left=mn;
		long long a,b;
		//printf("%lld\n",over);
		
		for (int i=0;i<over;i++) {
			MinMax(mn+1+i*(blkSz+1),mn+(i+1)*(blkSz+1),&a,&b);
			if (ans==-1) continue;
			ans=max(ans,a-left);
			left=b;
		}

		for (long long i=mn+1+over*(blkSz+1);i<mx;i+=blkSz) {
			//if (i+2*blkSz-1>=mx) {
				//MinMax(i,mx-1,&a,&b);
				//if (a==-1) continue;
				//ans=max(ans,a-left);
				//left=b;
				////continue;	
				//break;
			//}
			MinMax(i,min(i+blkSz-1,mx-1),&a,&b);
			if (a==-1) continue;
			ans=max(ans,a-left);
			left=b;
		}
		ans=max(ans,mx-left);
		return ans;
	}
	return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 364 KB Output is correct
3 Correct 2 ms 428 KB Output is correct
4 Correct 3 ms 480 KB Output is correct
5 Correct 2 ms 612 KB Output is correct
6 Correct 2 ms 632 KB Output is correct
7 Correct 2 ms 632 KB Output is correct
8 Correct 2 ms 632 KB Output is correct
9 Correct 2 ms 632 KB Output is correct
10 Correct 2 ms 676 KB Output is correct
11 Correct 3 ms 680 KB Output is correct
12 Correct 3 ms 680 KB Output is correct
13 Correct 3 ms 680 KB Output is correct
14 Correct 3 ms 680 KB Output is correct
15 Correct 2 ms 680 KB Output is correct
16 Correct 24 ms 1168 KB Output is correct
17 Correct 17 ms 1168 KB Output is correct
18 Correct 16 ms 1168 KB Output is correct
19 Correct 16 ms 1168 KB Output is correct
20 Correct 12 ms 1168 KB Output is correct
21 Correct 63 ms 2464 KB Output is correct
22 Correct 64 ms 2500 KB Output is correct
23 Correct 61 ms 2500 KB Output is correct
24 Correct 69 ms 2500 KB Output is correct
25 Correct 56 ms 2500 KB Output is correct
26 Correct 69 ms 2532 KB Output is correct
27 Correct 61 ms 2660 KB Output is correct
28 Correct 61 ms 2660 KB Output is correct
29 Correct 87 ms 2660 KB Output is correct
30 Correct 53 ms 2660 KB Output is correct
31 Correct 2 ms 2660 KB Output is correct
32 Correct 2 ms 2660 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 2660 KB Output is correct
2 Incorrect 2 ms 2660 KB Output isn't correct
3 Incorrect 2 ms 2660 KB Output isn't correct
4 Incorrect 2 ms 2660 KB Output isn't correct
5 Correct 2 ms 2660 KB Output is correct
6 Correct 2 ms 2660 KB Output is correct
7 Incorrect 2 ms 2660 KB Output isn't correct
8 Incorrect 2 ms 2660 KB Output isn't correct
9 Incorrect 2 ms 2660 KB Output isn't correct
10 Incorrect 2 ms 2660 KB Output isn't correct
11 Incorrect 3 ms 2660 KB Output isn't correct
12 Incorrect 3 ms 2660 KB Output isn't correct
13 Incorrect 3 ms 2660 KB Output isn't correct
14 Incorrect 4 ms 2660 KB Output isn't correct
15 Correct 3 ms 2660 KB Output is correct
16 Incorrect 20 ms 2660 KB Output isn't correct
17 Incorrect 22 ms 2660 KB Output isn't correct
18 Incorrect 25 ms 2660 KB Output isn't correct
19 Incorrect 23 ms 2660 KB Output isn't correct
20 Incorrect 15 ms 2660 KB Output isn't correct
21 Incorrect 95 ms 2660 KB Output isn't correct
22 Incorrect 74 ms 2660 KB Output isn't correct
23 Incorrect 102 ms 2660 KB Output isn't correct
24 Incorrect 92 ms 2660 KB Output isn't correct
25 Correct 74 ms 2660 KB Output is correct
26 Incorrect 77 ms 2660 KB Output isn't correct
27 Incorrect 74 ms 2660 KB Output isn't correct
28 Incorrect 82 ms 2660 KB Output isn't correct
29 Incorrect 78 ms 2660 KB Output isn't correct
30 Incorrect 66 ms 2660 KB Output isn't correct
31 Incorrect 2 ms 2660 KB Output isn't correct
32 Incorrect 2 ms 2660 KB Output isn't correct