Submission #976592

# Submission time Handle Problem Language Result Execution time Memory
976592 2024-05-06T19:19:13 Z Isam Gap (APIO16_gap) C++17
100 / 100
48 ms 3880 KB
#include "gap.h"
#include<bits/stdc++.h>
using namespace std;

long long findGap(int T, int N){
	
	long long mn, mx, ans = -((long long)1E18 + 7);
	
	vector<long long> a(N+1, 0ll);
	
	MinMax(0ll, (long long)1E18, &mn, &mx);
	
	a[1] = mn, a[N] = mx;
	
	if(T == 1 || N <= 10){
	
		for(register int i = 2; i <= N/2 + (N & 1); ++i){
		
			long long l = a[i-1], r = a[N - (i-1) + 1];
		
			MinMax(l+1, r-1, &mn, &mx); // called by reference
	
			a[i] = mn, a[N - i + 1] = mx;
		
		}
		
		for(register int i = 2; i <= N; ++i) ans = max(ans, a[i] - a[i-1]);
		
		return ans;
		
	}
	
	long long blo = (mx - mn + N - 1) / (N - 1);
	
 	long long pmx{a[1]};
 	
	for(long long j = a[1]; j <= a[N]; j += blo){
		
 		MinMax(j, j + blo - 1, &mn, &mx);
 		
 		if(mn == -1) continue;
		 	
 		ans = max(ans, mn - pmx);
 		
 		pmx = mx;
 		
 		
	}
 	
 	return ans;
 	
 	
 	
 	
 	
}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:17:20: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   17 |   for(register int i = 2; i <= N/2 + (N & 1); ++i){
      |                    ^
gap.cpp:27:20: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   27 |   for(register int i = 2; i <= N; ++i) ans = max(ans, a[i] - a[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 1 ms 2392 KB Output is correct
4 Correct 0 ms 2392 KB Output is correct
5 Correct 0 ms 2392 KB Output is correct
6 Correct 0 ms 2392 KB Output is correct
7 Correct 1 ms 2392 KB Output is correct
8 Correct 0 ms 2392 KB Output is correct
9 Correct 0 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 2752 KB Output is correct
17 Correct 9 ms 2816 KB Output is correct
18 Correct 7 ms 2580 KB Output is correct
19 Correct 8 ms 2584 KB Output is correct
20 Correct 9 ms 2788 KB Output is correct
21 Correct 32 ms 3616 KB Output is correct
22 Correct 30 ms 3416 KB Output is correct
23 Correct 30 ms 3624 KB Output is correct
24 Correct 29 ms 3624 KB Output is correct
25 Correct 27 ms 3616 KB Output is correct
26 Correct 29 ms 3624 KB Output is correct
27 Correct 30 ms 3880 KB Output is correct
28 Correct 30 ms 3624 KB Output is correct
29 Correct 29 ms 3624 KB Output is correct
30 Correct 25 ms 3620 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 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 0 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 0 ms 2388 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 2644 KB Output is correct
14 Correct 1 ms 2392 KB Output is correct
15 Correct 1 ms 2388 KB Output is correct
16 Correct 10 ms 2588 KB Output is correct
17 Correct 10 ms 2588 KB Output is correct
18 Correct 10 ms 2592 KB Output is correct
19 Correct 11 ms 2604 KB Output is correct
20 Correct 5 ms 2568 KB Output is correct
21 Correct 41 ms 3568 KB Output is correct
22 Correct 40 ms 3628 KB Output is correct
23 Correct 41 ms 3624 KB Output is correct
24 Correct 41 ms 3632 KB Output is correct
25 Correct 39 ms 3620 KB Output is correct
26 Correct 40 ms 3632 KB Output is correct
27 Correct 48 ms 3632 KB Output is correct
28 Correct 40 ms 3620 KB Output is correct
29 Correct 40 ms 3624 KB Output is correct
30 Correct 24 ms 3592 KB Output is correct
31 Correct 0 ms 2392 KB Output is correct
32 Correct 0 ms 2392 KB Output is correct