Submission #105758

# Submission time Handle Problem Language Result Execution time Memory
105758 2019-04-14T09:43:09 Z Pro_ktmr Gap (APIO16_gap) C++14
47.4671 / 100
116 ms 4164 KB
#include"bits/stdc++.h"
using namespace std;
#define LL long long
#define REP(i, n) for(int (i)=0; (i)<(n); (i)++)
#define PB push_back
#define MP make_pair
#define MOD 1000000007

#include"gap.h"

//MinMax(LL s, LL t, LL& mn, LL& mx)
//aiのうちs以上の最小の数がmnに、aiのうちt以下の最大値がmxに格納される

//aiの差分のうち最大のものを返す
LL findGap(int T, int N){
	if(T == 1){
		LL m = 0LL;
		LL M = 1000000000000000000LL;
		vector<LL> v;
		for(int i=0; i<(N+1)/2; i++){
			LL tmp1, tmp2;
			MinMax(m, M, &tmp1, &tmp2);
			v.PB(tmp1);
			v.PB(tmp2);
			m = tmp1+1;
			M = tmp2-1;
		}
		sort(v.begin(), v.end());

		LL ans = 0;
		for(int i=1; i<v.size(); i++){
			ans = max(ans, v[i] - v[i-1]);
		}
		return ans;
	}
	if(T == 2){

		LL B = 1000000000000000001LL / N;
		queue<pair<LL, LL>> kukan;
		for(LL i=0; i<=1000000000000000000LL; i+=B){
			kukan.push(MP(i,i+B-1));
		}
		vector<LL> v;
		while(kukan.size() > 0){
			LL m = kukan.front().first;
			LL M = kukan.front().second;
			kukan.pop();
			LL tmp1, tmp2;
			MinMax(m, M, &tmp1, &tmp2);
			if(tmp1 == -1) continue;
			v.PB(tmp1);
			if(tmp1 == tmp2) continue;
			v.PB(tmp2);

			B = (tmp2 - tmp1) / 3 + 1;
			for(LL i=tmp1+1; i<=tmp2-1; i+=B){
				kukan.push(MP(i, min(i+B-1,tmp2-1)));
			}
		}
		sort(v.begin(), v.end());
		LL ans = 0;
		for(int i=1; i<v.size(); i++){
			ans = max(ans, v[i] - v[i-1]);
		}
		return ans;
	}
}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:31:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=1; i<v.size(); i++){
                ~^~~~~~~~~
gap.cpp:62:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=1; i<v.size(); i++){
                ~^~~~~~~~~
gap.cpp:67:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^
# Verdict Execution time Memory Grader output
1 Correct 2 ms 316 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 428 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 3 ms 428 KB Output is correct
15 Correct 3 ms 384 KB Output is correct
16 Correct 14 ms 896 KB Output is correct
17 Correct 14 ms 896 KB Output is correct
18 Correct 17 ms 996 KB Output is correct
19 Correct 16 ms 868 KB Output is correct
20 Correct 12 ms 896 KB Output is correct
21 Correct 51 ms 2288 KB Output is correct
22 Correct 68 ms 2416 KB Output is correct
23 Correct 50 ms 2288 KB Output is correct
24 Correct 59 ms 2288 KB Output is correct
25 Correct 50 ms 2288 KB Output is correct
26 Correct 55 ms 2288 KB Output is correct
27 Correct 60 ms 2288 KB Output is correct
28 Correct 54 ms 2320 KB Output is correct
29 Correct 56 ms 2288 KB Output is correct
30 Correct 43 ms 2288 KB Output is correct
31 Correct 2 ms 384 KB Output is correct
32 Correct 3 ms 384 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Partially correct 3 ms 384 KB Partially correct
6 Correct 3 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Partially correct 3 ms 384 KB Partially correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 4 ms 384 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Partially correct 3 ms 384 KB Partially correct
16 Correct 24 ms 1408 KB Output is correct
17 Correct 34 ms 1400 KB Output is correct
18 Correct 25 ms 1408 KB Output is correct
19 Correct 32 ms 1408 KB Output is correct
20 Partially correct 20 ms 1100 KB Partially correct
21 Correct 108 ms 4040 KB Output is correct
22 Correct 103 ms 4040 KB Output is correct
23 Correct 110 ms 4040 KB Output is correct
24 Correct 116 ms 4020 KB Output is correct
25 Partially correct 93 ms 3216 KB Partially correct
26 Correct 107 ms 4040 KB Output is correct
27 Correct 109 ms 4164 KB Output is correct
28 Correct 107 ms 3996 KB Output is correct
29 Correct 102 ms 4000 KB Output is correct
30 Partially correct 67 ms 3240 KB Partially correct
31 Partially correct 2 ms 384 KB Partially correct
32 Partially correct 2 ms 384 KB Partially correct