Submission #956211

# Submission time Handle Problem Language Result Execution time Memory
956211 2024-04-01T10:28:30 Z peteza Gap (APIO16_gap) C++14
30 / 100
39 ms 3824 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=1;
		while(rmin < rmax) {
			for(;i<=inf;i<<=1) {
				MinMax(rmin+1, rmin+i, &l, &r);
				if(l != -1) break;
			}
			if((i >> 1) > amax) i >>= 1;
			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 2 ms 2548 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 2 ms 2392 KB Output is correct
8 Correct 1 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 2 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 7 ms 2840 KB Output is correct
17 Correct 7 ms 2840 KB Output is correct
18 Correct 9 ms 2844 KB Output is correct
19 Correct 8 ms 2828 KB Output is correct
20 Correct 7 ms 2792 KB Output is correct
21 Correct 29 ms 3824 KB Output is correct
22 Correct 29 ms 3732 KB Output is correct
23 Correct 31 ms 3660 KB Output is correct
24 Correct 30 ms 3756 KB Output is correct
25 Correct 26 ms 3668 KB Output is correct
26 Correct 30 ms 3652 KB Output is correct
27 Correct 36 ms 3668 KB Output is correct
28 Correct 29 ms 3668 KB Output is correct
29 Correct 31 ms 3604 KB Output is correct
30 Correct 23 ms 3660 KB Output is correct
31 Correct 1 ms 2392 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 2476 KB Partially correct
3 Partially correct 1 ms 2392 KB Partially correct
4 Partially correct 1 ms 2392 KB Partially correct
5 Partially correct 1 ms 2392 KB Partially correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 1 ms 2392 KB Output is correct
8 Correct 1 ms 2548 KB Output is correct
9 Correct 1 ms 2392 KB Output is correct
10 Correct 0 ms 2392 KB Output is correct
11 Incorrect 1 ms 2392 KB Output isn't 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 2752 KB Output isn't correct
17 Correct 5 ms 2576 KB Output is correct
18 Correct 5 ms 2588 KB Output is correct
19 Correct 5 ms 2580 KB Output is correct
20 Correct 5 ms 2804 KB Output is correct
21 Correct 17 ms 2692 KB Output is correct
22 Correct 17 ms 2856 KB Output is correct
23 Correct 21 ms 2852 KB Output is correct
24 Correct 17 ms 2864 KB Output is correct
25 Partially correct 39 ms 2848 KB Partially correct
26 Correct 17 ms 2856 KB Output is correct
27 Correct 17 ms 2688 KB Output is correct
28 Correct 16 ms 3016 KB Output is correct
29 Correct 18 ms 2864 KB Output is correct
30 Correct 16 ms 2848 KB Output is correct
31 Partially correct 1 ms 2392 KB Partially correct
32 Correct 2 ms 2392 KB Output is correct