Submission #1003645


Source Code Expand

#include<bits/stdc++.h>
using namespace std;
#define rep(i,a,b) for(int i=a;i<b;i++)



typedef long long ll;
#define INF 1LL<<60
int N, M, K;
int A[101010];
//-----------------------------------------------------------------
ll dp[101010][300];
int main() {
	cin >> N >> M >> K;
	rep(i, 1, N + 1) scanf("%d", &A[i]);

	rep(i, 1, N + 1) {
		dp[i][1] = A[i];
	}

	rep(j, 2, K + 1) {
		deque<int> deq;
		rep(i, 1, N + 1) {
			while (deq.size() && dp[deq.back()][j - 1] <= dp[i][j - 1]) deq.pop_back();
			deq.push_back(i);
			ll ma = dp[deq.front()][j - 1];
			if (0 < ma) dp[i + 1][j] = ma + (ll)j * A[i + 1];
			if (deq.front() == i - M + 1) deq.pop_front();
			
		}
	}

	ll ans = 0;
	rep(i, 1, N + 1) ans = max(ans, dp[i][K]);

	/*rep(j, 1, K + 1) rep(i, 1, N + 1) {
	printf("dp[%d][%d] = %lld\n", i, j, dp[i][j]);
	}*/

	cout << ans << endl;
}

Submission Info

Submission Time
Task A - Struck Out
User hamayanhamayan
Language C++14 (GCC 5.4.1)
Score 700
Code Size 885 Byte
Status AC
Exec Time 883 ms
Memory 235008 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:15:37: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  rep(i, 1, N + 1) scanf("%d", &A[i]);
                                     ^

Judge Result

Set Name Sample subtask1 subtask2 subtask3 All
Score / Max Score 0 / 0 100 / 100 200 / 200 300 / 300 100 / 100
Status
AC × 3
AC × 10
AC × 12
AC × 21
AC × 43
Set Name Test Cases
Sample sample_1.txt, sample_2.txt, sample_3.txt
subtask1 sample_2.txt, subtask_1_1.txt, subtask_1_2.txt, subtask_1_3.txt, subtask_1_4.txt, subtask_1_5.txt, subtask_1_6.txt, subtask_1_7.txt, subtask_1_8.txt, subtask_1_9.txt
subtask2 sample_1.txt, sample_2.txt, sample_3.txt, subtask_2_1.txt, subtask_2_2.txt, subtask_2_3.txt, subtask_2_4.txt, subtask_2_5.txt, subtask_2_6.txt, subtask_2_7.txt, subtask_2_8.txt, subtask_2_9.txt
subtask3 sample_1.txt, sample_2.txt, sample_3.txt, subtask_2_1.txt, subtask_2_2.txt, subtask_2_3.txt, subtask_2_4.txt, subtask_2_5.txt, subtask_2_6.txt, subtask_2_7.txt, subtask_2_8.txt, subtask_2_9.txt, subtask_3_1.txt, subtask_3_2.txt, subtask_3_3.txt, subtask_3_4.txt, subtask_3_5.txt, subtask_3_6.txt, subtask_3_7.txt, subtask_3_8.txt, subtask_3_9.txt
All sample_1.txt, sample_2.txt, sample_3.txt, subtask_1_1.txt, subtask_1_2.txt, subtask_1_3.txt, subtask_1_4.txt, subtask_1_5.txt, subtask_1_6.txt, subtask_1_7.txt, subtask_1_8.txt, subtask_1_9.txt, subtask_2_1.txt, subtask_2_2.txt, subtask_2_3.txt, subtask_2_4.txt, subtask_2_5.txt, subtask_2_6.txt, subtask_2_7.txt, subtask_2_8.txt, subtask_2_9.txt, subtask_3_1.txt, subtask_3_2.txt, subtask_3_3.txt, subtask_3_4.txt, subtask_3_5.txt, subtask_3_6.txt, subtask_3_7.txt, subtask_3_8.txt, subtask_3_9.txt, subtask_4_1.txt, subtask_4_10.txt, subtask_4_11.txt, subtask_4_12.txt, subtask_4_13.txt, subtask_4_2.txt, subtask_4_3.txt, subtask_4_4.txt, subtask_4_5.txt, subtask_4_6.txt, subtask_4_7.txt, subtask_4_8.txt, subtask_4_9.txt
Case Name Status Exec Time Memory
sample_1.txt AC 3 ms 256 KB
sample_2.txt AC 3 ms 256 KB
sample_3.txt AC 3 ms 256 KB
subtask_1_1.txt AC 3 ms 512 KB
subtask_1_2.txt AC 84 ms 23680 KB
subtask_1_3.txt AC 848 ms 235008 KB
subtask_1_4.txt AC 18 ms 12032 KB
subtask_1_5.txt AC 245 ms 235008 KB
subtask_1_6.txt AC 3 ms 768 KB
subtask_1_7.txt AC 438 ms 235008 KB
subtask_1_8.txt AC 850 ms 235008 KB
subtask_1_9.txt AC 5 ms 1408 KB
subtask_2_1.txt AC 3 ms 896 KB
subtask_2_2.txt AC 3 ms 896 KB
subtask_2_3.txt AC 3 ms 896 KB
subtask_2_4.txt AC 3 ms 768 KB
subtask_2_5.txt AC 3 ms 384 KB
subtask_2_6.txt AC 3 ms 256 KB
subtask_2_7.txt AC 3 ms 896 KB
subtask_2_8.txt AC 3 ms 896 KB
subtask_2_9.txt AC 3 ms 896 KB
subtask_3_1.txt AC 300 ms 235008 KB
subtask_3_2.txt AC 297 ms 235008 KB
subtask_3_3.txt AC 295 ms 235008 KB
subtask_3_4.txt AC 238 ms 188032 KB
subtask_3_5.txt AC 17 ms 12032 KB
subtask_3_6.txt AC 266 ms 235008 KB
subtask_3_7.txt AC 297 ms 235008 KB
subtask_3_8.txt AC 32 ms 23680 KB
subtask_3_9.txt AC 296 ms 235008 KB
subtask_4_1.txt AC 850 ms 235008 KB
subtask_4_10.txt AC 792 ms 235008 KB
subtask_4_11.txt AC 872 ms 235008 KB
subtask_4_12.txt AC 882 ms 235008 KB
subtask_4_13.txt AC 870 ms 235008 KB
subtask_4_2.txt AC 883 ms 235008 KB
subtask_4_3.txt AC 854 ms 235008 KB
subtask_4_4.txt AC 852 ms 235008 KB
subtask_4_5.txt AC 758 ms 235008 KB
subtask_4_6.txt AC 282 ms 235008 KB
subtask_4_7.txt AC 569 ms 235008 KB
subtask_4_8.txt AC 835 ms 232064 KB
subtask_4_9.txt AC 508 ms 235008 KB