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Submission #952943

# Submission time Handle Problem Language Result Execution time Memory
952943 2024-03-25T06:24:41 Z Isam Swimming competition (LMIO18_plaukimo_varzybos) C++17
100 / 100
 393 ms 13140 KB 
#include<bits/stdc++.h>
using namespace std;
int n, l, r, t[1000001];
signed main(){
	ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
	cin >> n >> l >> r;
	for(register int i = 1; i <= n; ++i){
		cin >> t[i];
	}
	sort(t+1,t+n+1);
	int lo(0), hi(t[n]), mid, ans;
	function<bool(int)> check = [](int dif){
		int i(1);
		deque<int> gr = {0};
		while(i <= n && (int)gr.size()){
			if(i - gr.front() >= l){
				if(i - gr.front() <= r && t[i] - t[gr.front() + 1] <= dif){
					gr.push_back(i), ++i;
				}else{
					gr.pop_front();
				}
				
			}else{
				++i;
			}
		}
		return ((int)gr.size() && gr.back() == n);
	};
	while(hi >= lo){
		mid = lo + ((hi - lo) >> 1);
		if(check(mid)){
			hi = mid - 1, ans = mid;
		}else{
			lo = mid + 1;
		}
	}
	cout << ans << '\n';
	return 0;
}

Compilation message

plaukimo_varzybos.cpp: In function 'int main()':
plaukimo_varzybos.cpp:7:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
    7 |  for(register int i = 1; i <= n; ++i){
      |                   ^
plaukimo_varzybos.cpp:37:17: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
   37 |  cout << ans << '\n';
      |                 ^~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 12 ms 3380 KB Output is correct
3 Correct 2 ms 348 KB Output is correct
4 Correct 182 ms 10948 KB Output is correct
5 Correct 165 ms 11080 KB Output is correct
6 Correct 18 ms 3164 KB Output is correct
7 Correct 148 ms 9836 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 12 ms 3380 KB Output is correct
3 Correct 2 ms 348 KB Output is correct
4 Correct 182 ms 10948 KB Output is correct
5 Correct 165 ms 11080 KB Output is correct
6 Correct 18 ms 3164 KB Output is correct
7 Correct 148 ms 9836 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 6 ms 756 KB Output is correct
22 Correct 5 ms 2648 KB Output is correct
23 Correct 10 ms 2904 KB Output is correct
24 Correct 19 ms 3488 KB Output is correct
25 Correct 64 ms 5232 KB Output is correct
26 Correct 197 ms 8952 KB Output is correct
27 Correct 23 ms 3160 KB Output is correct
28 Correct 11 ms 2904 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 309 ms 11044 KB Output is correct
31 Correct 313 ms 11076 KB Output is correct

Subtask #4
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 12 ms 3380 KB Output is correct
3 Correct 2 ms 348 KB Output is correct
4 Correct 182 ms 10948 KB Output is correct
5 Correct 165 ms 11080 KB Output is correct
6 Correct 18 ms 3164 KB Output is correct
7 Correct 148 ms 9836 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 6 ms 756 KB Output is correct
12 Correct 5 ms 2648 KB Output is correct
13 Correct 10 ms 2904 KB Output is correct
14 Correct 19 ms 3488 KB Output is correct
15 Correct 64 ms 5232 KB Output is correct
16 Correct 197 ms 8952 KB Output is correct
17 Correct 23 ms 3160 KB Output is correct
18 Correct 11 ms 2904 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 309 ms 11044 KB Output is correct
21 Correct 313 ms 11076 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 1 ms 344 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 6 ms 2908 KB Output is correct
33 Correct 123 ms 6264 KB Output is correct
34 Correct 90 ms 5456 KB Output is correct
35 Correct 393 ms 13120 KB Output is correct
36 Correct 197 ms 13140 KB Output is correct
37 Correct 192 ms 12616 KB Output is correct
38 Correct 133 ms 6740 KB Output is correct