Submission #52808

# Submission time Handle Problem Language Result Execution time Memory
52808 2018-06-26T19:32:09 Z zadrga Gap (APIO16_gap) C++14
100 / 100
134 ms 6128 KB
#include "gap.h"
#include <bits/stdc++.h>

using namespace std;

#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define INF (1LL * 1000 * 1000 * 1000 * 1000 * 1000 * 1000)
#define MOD (1000 * 1000 * 1000 + 7)
#define maxn 100111

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;

set<ll> s;

ll findGap(int T, int N){
	if(T == 1){		
		ll l = 0, d = INF, x, y;
		while(s.size() < N){
			MinMax(l, d, &x, &y);
			if(x != -1)
				s.insert(x);

			if(y != -1)
				s.insert(y);

			l = x + 1;
			d = y - 1;
		}

		ll ans = -1;
		for(auto it = s.begin(); next(it) != s.end(); it++)
			ans = max(ans, *next(it) - *it);

		return ans;
	}

	if(T == 2){
		ll l = 0, d = INF, x, y, a, b;
		MinMax(l, d, &x, &y);

		if(N == 2)
			return y - x;

		ll dist = ((y - x) + (N - 2) - 1) / (N - 2);
		for(ll i = x; i <= y; i += dist){
			MinMax(i, i + dist - 1, &a, &b);
			if(a != -1)
				s.insert(a);

			if(b != -1)
				s.insert(b);
		}

		ll ans = -1;
		for(auto it = s.begin(); next(it) != s.end(); it++)
			ans = max(ans, *next(it) - *it);

		return ans;
	}
}

Compilation message

gap.cpp: In function 'll findGap(int, int)':
gap.cpp:23:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   while(s.size() < N){
         ~~~~~~~~~^~~
gap.cpp:65:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 488 KB Output is correct
3 Correct 3 ms 488 KB Output is correct
4 Correct 2 ms 620 KB Output is correct
5 Correct 2 ms 620 KB Output is correct
6 Correct 2 ms 620 KB Output is correct
7 Correct 2 ms 636 KB Output is correct
8 Correct 2 ms 640 KB Output is correct
9 Correct 2 ms 640 KB Output is correct
10 Correct 3 ms 640 KB Output is correct
11 Correct 3 ms 640 KB Output is correct
12 Correct 3 ms 640 KB Output is correct
13 Correct 3 ms 640 KB Output is correct
14 Correct 3 ms 640 KB Output is correct
15 Correct 3 ms 640 KB Output is correct
16 Correct 22 ms 1892 KB Output is correct
17 Correct 23 ms 1892 KB Output is correct
18 Correct 21 ms 1892 KB Output is correct
19 Correct 22 ms 1908 KB Output is correct
20 Correct 20 ms 1908 KB Output is correct
21 Correct 90 ms 5988 KB Output is correct
22 Correct 87 ms 6116 KB Output is correct
23 Correct 97 ms 6124 KB Output is correct
24 Correct 123 ms 6124 KB Output is correct
25 Correct 101 ms 6124 KB Output is correct
26 Correct 107 ms 6128 KB Output is correct
27 Correct 97 ms 6128 KB Output is correct
28 Correct 88 ms 6128 KB Output is correct
29 Correct 86 ms 6128 KB Output is correct
30 Correct 74 ms 6128 KB Output is correct
31 Correct 2 ms 6128 KB Output is correct
32 Correct 3 ms 6128 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 6128 KB Output is correct
2 Correct 2 ms 6128 KB Output is correct
3 Correct 2 ms 6128 KB Output is correct
4 Correct 2 ms 6128 KB Output is correct
5 Correct 2 ms 6128 KB Output is correct
6 Correct 2 ms 6128 KB Output is correct
7 Correct 2 ms 6128 KB Output is correct
8 Correct 2 ms 6128 KB Output is correct
9 Correct 2 ms 6128 KB Output is correct
10 Correct 3 ms 6128 KB Output is correct
11 Correct 3 ms 6128 KB Output is correct
12 Correct 5 ms 6128 KB Output is correct
13 Correct 3 ms 6128 KB Output is correct
14 Correct 4 ms 6128 KB Output is correct
15 Correct 4 ms 6128 KB Output is correct
16 Correct 25 ms 6128 KB Output is correct
17 Correct 24 ms 6128 KB Output is correct
18 Correct 24 ms 6128 KB Output is correct
19 Correct 26 ms 6128 KB Output is correct
20 Correct 10 ms 6128 KB Output is correct
21 Correct 121 ms 6128 KB Output is correct
22 Correct 111 ms 6128 KB Output is correct
23 Correct 105 ms 6128 KB Output is correct
24 Correct 106 ms 6128 KB Output is correct
25 Correct 115 ms 6128 KB Output is correct
26 Correct 102 ms 6128 KB Output is correct
27 Correct 107 ms 6128 KB Output is correct
28 Correct 105 ms 6128 KB Output is correct
29 Correct 134 ms 6128 KB Output is correct
30 Correct 42 ms 6128 KB Output is correct
31 Correct 3 ms 6128 KB Output is correct
32 Correct 2 ms 6128 KB Output is correct