Submission #3217098


Source Code Expand

#include <bits/stdc++.h>
typedef long long i64;
using std::cout;
using std::endl;
using std::cin;

struct Slide_Max {
	std::deque<int> deq;
	std::vector<i64> v;
	int k, i;
	i64 ret;
	
	Slide_Max(int k) : k(k) {
		deq.clear();
		v.clear();
		ret = 0;
		i = 0;
	}
	
	i64 push(i64 x) {
		v.push_back(x);
		while(!deq.empty() and v[deq.back()] <= v[i]) {
			deq.pop_back();
		}
		deq.push_back(i);
		
		ret = v[deq.front()];
		if(deq.front() == i - k + 1) deq.pop_front();
		
		i++;
		return ret;
	}
	
	i64 get() { return (v.size() ? ret : -1); };
};
	
int main(){
	int n, m, k; cin >> n >> m >> k; std::vector<i64> a(n);
	for(int i = 0; i < n; i++) cin >> a[i];
	
	Slide_Max sm[k + 1](m); sm[0].push(0);
	std::vector<std::vector<i64>> dp(n + 1, std::vector<i64>(k + 1, 0));
	for(int i = 0; i < n; i++) {
		for(i64 j = k - 1; j >= 0; j--) {
			if(sm[j].get() == -1) continue;
			i64 ma = sm[j].get();
			
			dp[i + 1][j + 1] = ma + a[i] * (j + 1);
			sm[j + 1].push(dp[i + 1][j + 1]);
		}
	}
	
	cout << sm[k].get() << endl;
	return 0;
}

Submission Info

Submission Time
Task A - Struck Out
User ecasdqina
Language C++14 (GCC 5.4.1)
Score 100
Code Size 1088 Byte
Status WA
Exec Time 1177 ms
Memory 481176 KB

Judge Result

Set Name Sample subtask1 subtask2 subtask3 All
Score / Max Score 0 / 0 100 / 100 0 / 200 0 / 300 0 / 100
Status
AC × 3
AC × 10
AC × 11
WA × 1
AC × 15
WA × 6
AC × 33
WA × 13
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, 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 1 ms 256 KB
sample_2.txt AC 1 ms 256 KB
sample_3.txt AC 1 ms 256 KB
subtask_1_1.txt AC 1 ms 384 KB
subtask_1_2.txt AC 106 ms 55808 KB
subtask_1_3.txt AC 1170 ms 479876 KB
subtask_1_4.txt AC 6 ms 3584 KB
subtask_1_5.txt AC 56 ms 13844 KB
subtask_1_6.txt AC 2 ms 896 KB
subtask_1_7.txt AC 324 ms 164152 KB
subtask_1_8.txt AC 1177 ms 479876 KB
subtask_1_9.txt AC 4 ms 2816 KB
subtask_2_1.txt AC 1 ms 512 KB
subtask_2_2.txt WA 1 ms 384 KB
subtask_2_3.txt AC 1 ms 384 KB
subtask_2_4.txt AC 1 ms 384 KB
subtask_2_5.txt AC 1 ms 256 KB
subtask_2_6.txt AC 1 ms 256 KB
subtask_2_7.txt AC 1 ms 512 KB
subtask_2_8.txt AC 1 ms 512 KB
subtask_2_9.txt AC 1 ms 384 KB
subtask_3_1.txt AC 112 ms 52588 KB
subtask_3_2.txt WA 113 ms 52588 KB
subtask_3_3.txt WA 109 ms 51744 KB
subtask_3_4.txt WA 91 ms 42224 KB
subtask_3_5.txt AC 6 ms 3328 KB
subtask_3_6.txt WA 79 ms 29556 KB
subtask_3_7.txt AC 112 ms 52588 KB
subtask_3_8.txt AC 11 ms 6528 KB
subtask_3_9.txt WA 114 ms 52592 KB
subtask_4_1.txt AC 1162 ms 479876 KB
subtask_4_10.txt WA 856 ms 479984 KB
subtask_4_11.txt WA 925 ms 480020 KB
subtask_4_12.txt WA 955 ms 480328 KB
subtask_4_13.txt WA 991 ms 481176 KB
subtask_4_2.txt WA 1023 ms 479876 KB
subtask_4_3.txt AC 1171 ms 479876 KB
subtask_4_4.txt AC 1176 ms 479876 KB
subtask_4_5.txt AC 911 ms 406468 KB
subtask_4_6.txt AC 96 ms 41960 KB
subtask_4_7.txt WA 504 ms 256908 KB
subtask_4_8.txt AC 1172 ms 475148 KB
subtask_4_9.txt WA 426 ms 214724 KB