Submission #956218

# Submission time Handle Problem Language Result Execution time Memory
956218 2024-04-01T10:42:03 Z peteza Gap (APIO16_gap) C++14
30 / 100
42 ms 3680 KB
#include "gap.h"
#include <iostream>
#include <vector>
#include <utility>
using ll = long long;
const ll inf = 2e18;

long long findGap(int T, int N) {
	if(T==1) {
		ll cmin=0, cmax=inf, l=0, r=0;
		std::vector<ll> v1, v2;
		while(cmin <= cmax && v1.size() + v2.size() < N) {
			MinMax(cmin, cmax, &l, &r);
			if(l == -1) break;
			v1.push_back(l); if(l != r) v2.push_back(r);
			cmin = l+1; cmax = r-1;
		}
		ll amax = v2.back() - v1.back();
		for(int i=0;i<v1.size()-1;i++) amax = std::max(amax, v1[i+1] - v1[i]);
		for(int i=0;i<v2.size()-1;i++) amax = std::max(amax, v2[i] - v2[i+1]);
		return amax;
	} else {
		ll rmin, rmax, l, r;
		MinMax(0, inf, &rmin, &rmax);
		ll amax = 1, i=2;
		while(rmin < rmax) {
			for(;;i<<=1) {
				MinMax(rmin+1, rmin+i-1, &l, &r);
				if(l != -1) break;
			}
			//if(i >= amax) i >>= 1;
          	//i = std::max(i, 1ll);
			amax = std::max(amax, l-rmin);
			rmin = r;
		} 
		return amax;
	}
}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:12:47: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   12 |   while(cmin <= cmax && v1.size() + v2.size() < N) {
      |                         ~~~~~~~~~~~~~~~~~~~~~~^~~
gap.cpp:19:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |   for(int i=0;i<v1.size()-1;i++) amax = std::max(amax, v1[i+1] - v1[i]);
      |               ~^~~~~~~~~~~~
gap.cpp:20:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |   for(int i=0;i<v2.size()-1;i++) amax = std::max(amax, v2[i] - v2[i+1]);
      |               ~^~~~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 3 ms 2392 KB Output is correct
4 Correct 2 ms 2392 KB Output is correct
5 Correct 1 ms 2484 KB Output is correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 1 ms 2392 KB Output is correct
8 Correct 2 ms 2392 KB Output is correct
9 Correct 1 ms 2392 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 2392 KB Output is correct
13 Correct 1 ms 2392 KB Output is correct
14 Correct 1 ms 2392 KB Output is correct
15 Correct 1 ms 2392 KB Output is correct
16 Correct 8 ms 3008 KB Output is correct
17 Correct 8 ms 3008 KB Output is correct
18 Correct 9 ms 2836 KB Output is correct
19 Correct 8 ms 3088 KB Output is correct
20 Correct 6 ms 2828 KB Output is correct
21 Correct 28 ms 3660 KB Output is correct
22 Correct 29 ms 3668 KB Output is correct
23 Correct 28 ms 3672 KB Output is correct
24 Correct 28 ms 3680 KB Output is correct
25 Correct 25 ms 3660 KB Output is correct
26 Correct 28 ms 3656 KB Output is correct
27 Correct 28 ms 3668 KB Output is correct
28 Correct 28 ms 3668 KB Output is correct
29 Correct 28 ms 3664 KB Output is correct
30 Correct 24 ms 3572 KB Output is correct
31 Correct 1 ms 2644 KB Output is correct
32 Correct 1 ms 2392 KB Output is correct
# Verdict Execution time Memory Grader output
1 Partially correct 1 ms 2392 KB Partially correct
2 Partially correct 1 ms 2392 KB Partially correct
3 Partially correct 0 ms 2392 KB Partially correct
4 Partially correct 1 ms 2392 KB Partially correct
5 Partially correct 1 ms 2592 KB Partially correct
6 Correct 1 ms 2392 KB Output is correct
7 Incorrect 0 ms 2392 KB Output isn't correct
8 Correct 0 ms 2392 KB Output is correct
9 Correct 1 ms 2392 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 2392 KB Output is correct
13 Correct 1 ms 2392 KB Output is correct
14 Incorrect 1 ms 2392 KB Output isn't correct
15 Partially correct 1 ms 2392 KB Partially correct
16 Incorrect 5 ms 2796 KB Output isn't correct
17 Correct 6 ms 2584 KB Output is correct
18 Correct 4 ms 2584 KB Output is correct
19 Correct 5 ms 2680 KB Output is correct
20 Correct 4 ms 2572 KB Output is correct
21 Correct 16 ms 2648 KB Output is correct
22 Correct 16 ms 3040 KB Output is correct
23 Correct 16 ms 2856 KB Output is correct
24 Correct 15 ms 2856 KB Output is correct
25 Partially correct 42 ms 2848 KB Partially correct
26 Correct 18 ms 2864 KB Output is correct
27 Correct 15 ms 2856 KB Output is correct
28 Correct 16 ms 2856 KB Output is correct
29 Correct 16 ms 2664 KB Output is correct
30 Correct 16 ms 2856 KB Output is correct
31 Partially correct 0 ms 2392 KB Partially correct
32 Correct 1 ms 2392 KB Output is correct