oj.uz

답안 #434008

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
434008 2021-06-20T13:43:49 Z Maqsut_03 3단 점프 (JOI19_jumps) C++14
0 / 100
 4000 ms 3332 KB 
#include<bits/stdc++.h>
#define ll long long 
#define ss second
#define ff first
using namespace std;
const int N = 222222;

int n, m;
ll a[N], b[N];

int main()
{
	cin >> n;
	for (int i=1; i<=n; i++) cin >> a[i], b[i] = a[i];
	
	cin >> m;
	int l, r, k, j;
	ll ans = 0;
	while (m--)
	{
		ans = 0;
		cin >> l >> r;
		for (int i=l; i<=r; i++) b[i] = a[i];
		for (int i=r-1; i>=l; i--) b[i] = max(b[i], b[i+1]); 
		
		for (int i=l; i<=r; i++)
		{
			j = 1;
			while (2*j+i<=r) ans = max(ans, 1ll*(a[i] + a[i+j] + b[i+j+1])), j++;
		}
		
		cout << ans << "\n";
	}
	return 0;
}

Compilation message

jumps.cpp: In function 'int main()':
jumps.cpp:17:12: warning: unused variable 'k' [-Wunused-variable]
   17 |  int l, r, k, j;
      |            ^

Subtask #1
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Incorrect 1 ms 204 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Incorrect 1 ms 204 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 4090 ms 3332 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 54.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Incorrect 1 ms 204 KB Output isn't correct
3 Halted 0 ms 0 KB -