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Submission #317920

# Submission time Handle Problem Language Result Execution time Memory
317920 2020-10-30T19:57:11 Z anubhavdhar K blocks (IZhO14_blocks) C++14
100 / 100
 245 ms 80888 KB 
#include<bits/stdc++.h>
 
#define ll long long
#define pb push_back
#define mp make_pair
#define pii pair<int, int>
#define pll pair<ll, ll>
#define ff first 
#define ss second
#define vi vector<int>
#define vl vector<ll>
#define vii vector<pii>
#define vll vector<pll>
#define FOR(i,N) for(i=0;i<(N);++i)
#define FORe(i,N) for(i=1;i<=(N);++i)
#define FORr(i,a,b) for(i=(a);i<(b);++i)
#define FORrev(i,N) for(i=(N);i>=0;--i)
#define F0R(i,N) for(int i=0;i<(N);++i)
#define F0Re(i,N) for(int i=1;i<=(N);++i)
#define F0Rr(i,a,b) for(ll i=(a);i<(b);++i)
#define F0Rrev(i,N) for(int i=(N);i>=0;--i)
#define all(v) (v).begin(),(v).end()
#define dbgLine cerr<<" LINE : "<<__LINE__<<"\n"
#define ldd long double
 
using namespace std;
 
const int Alp = 26;
const int __PRECISION = 9;
const int inf = 1e9 + 8;
 
const ldd PI = acos(-1);
const ldd EPS = 1e-7;
 
const ll MOD = 1e9 + 7;
const ll MAXN = 2e5 + 5;
const ll ROOTN = 320;
const ll LOGN = 18;
const ll INF = 1e18 + 1022;
 
ll dp[101][100001], A[100001], N, K;
 
signed main(){
 
	
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cout.tie(NULL);
	
 
	cin>>N>>K;
	F0Re(i, N){
		cin>>A[i];
	}
 
	dp[1][0] = 0;
	F0Re(i, N){
		dp[1][i] = max(dp[1][i-1], A[i]);
	}
	F0Re(k, K){
		dp[k][0] = INF;
	}
 
	F0Rr(k, 2, K+1){
		stack<pair<ll, pll>> S; // (A[i], (minDp[i], i))
		F0Re(i, N){
			ll mn = INF;
			dp[k][i] = INF;
			while((!S.empty()) && (S.top().ff <= A[i])){
				mn = min(mn, S.top().ss.ff);
				S.pop();
			}
 
			if(!S.empty()){
				dp[k][i] = A[i]+dp[k-1][S.top().ss.ss];
				if(k <= i){
					dp[k][i] = min(dp[k][i], dp[k][S.top().ss.ss]);
				}
			}
 
			dp[k][i] = min(dp[k][i], mn + A[i]);
			S.push(mp(A[i], mp(min(dp[k-1][i], mn), i)));
			// if(k > i){
			// 	dp[k][i] = INF;
			// }
		}
	}
 
	cout<<dp[K][N]<<'\n';
  	assert(dp[K][N] < INF);
	
	return 0;
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 360 KB Output is correct
14 Correct 0 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 0 ms 384 KB Output is correct
17 Correct 1 ms 360 KB Output is correct
18 Correct 1 ms 384 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 288 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 0 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 512 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 360 KB Output is correct
14 Correct 0 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 0 ms 384 KB Output is correct
17 Correct 1 ms 360 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 288 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 0 ms 384 KB Output is correct
23 Correct 0 ms 384 KB Output is correct
24 Correct 0 ms 384 KB Output is correct
25 Correct 0 ms 384 KB Output is correct
26 Correct 0 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 1 ms 384 KB Output is correct
32 Correct 1 ms 384 KB Output is correct
33 Correct 1 ms 384 KB Output is correct
34 Correct 1 ms 384 KB Output is correct
35 Correct 1 ms 384 KB Output is correct
36 Correct 0 ms 384 KB Output is correct
37 Correct 1 ms 384 KB Output is correct
38 Correct 1 ms 512 KB Output is correct
39 Correct 1 ms 640 KB Output is correct
40 Correct 1 ms 384 KB Output is correct
41 Correct 1 ms 384 KB Output is correct
42 Correct 1 ms 384 KB Output is correct
43 Correct 1 ms 384 KB Output is correct
44 Correct 1 ms 384 KB Output is correct
45 Correct 1 ms 384 KB Output is correct
46 Correct 1 ms 384 KB Output is correct
47 Correct 1 ms 384 KB Output is correct
48 Correct 1 ms 384 KB Output is correct
49 Correct 1 ms 384 KB Output is correct
50 Correct 1 ms 384 KB Output is correct
51 Correct 1 ms 512 KB Output is correct
52 Correct 1 ms 512 KB Output is correct
53 Correct 1 ms 1024 KB Output is correct
54 Correct 1 ms 1024 KB Output is correct
55 Correct 1 ms 640 KB Output is correct
56 Correct 1 ms 1024 KB Output is correct
57 Correct 1 ms 1024 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 360 KB Output is correct
14 Correct 0 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 0 ms 384 KB Output is correct
17 Correct 1 ms 360 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 288 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 0 ms 384 KB Output is correct
23 Correct 0 ms 384 KB Output is correct
24 Correct 0 ms 384 KB Output is correct
25 Correct 0 ms 384 KB Output is correct
26 Correct 0 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 1 ms 384 KB Output is correct
32 Correct 1 ms 384 KB Output is correct
33 Correct 1 ms 384 KB Output is correct
34 Correct 1 ms 384 KB Output is correct
35 Correct 1 ms 384 KB Output is correct
36 Correct 0 ms 384 KB Output is correct
37 Correct 1 ms 384 KB Output is correct
38 Correct 1 ms 512 KB Output is correct
39 Correct 1 ms 640 KB Output is correct
40 Correct 1 ms 384 KB Output is correct
41 Correct 1 ms 384 KB Output is correct
42 Correct 1 ms 384 KB Output is correct
43 Correct 1 ms 384 KB Output is correct
44 Correct 1 ms 384 KB Output is correct
45 Correct 1 ms 384 KB Output is correct
46 Correct 1 ms 384 KB Output is correct
47 Correct 1 ms 384 KB Output is correct
48 Correct 1 ms 384 KB Output is correct
49 Correct 1 ms 384 KB Output is correct
50 Correct 1 ms 384 KB Output is correct
51 Correct 1 ms 512 KB Output is correct
52 Correct 1 ms 512 KB Output is correct
53 Correct 1 ms 1024 KB Output is correct
54 Correct 1 ms 1024 KB Output is correct
55 Correct 1 ms 640 KB Output is correct
56 Correct 1 ms 1024 KB Output is correct
57 Correct 1 ms 1024 KB Output is correct
58 Correct 6 ms 2560 KB Output is correct
59 Correct 5 ms 1408 KB Output is correct
60 Correct 9 ms 3456 KB Output is correct
61 Correct 56 ms 27768 KB Output is correct
62 Correct 166 ms 80116 KB Output is correct
63 Correct 14 ms 4224 KB Output is correct
64 Correct 82 ms 37112 KB Output is correct
65 Correct 1 ms 512 KB Output is correct
66 Correct 1 ms 640 KB Output is correct
67 Correct 1 ms 640 KB Output is correct
68 Correct 1 ms 768 KB Output is correct
69 Correct 1 ms 384 KB Output is correct
70 Correct 1 ms 512 KB Output is correct
71 Correct 21 ms 8832 KB Output is correct
72 Correct 2 ms 640 KB Output is correct
73 Correct 6 ms 2560 KB Output is correct
74 Correct 5 ms 1280 KB Output is correct
75 Correct 11 ms 3456 KB Output is correct
76 Correct 71 ms 27768 KB Output is correct
77 Correct 206 ms 80092 KB Output is correct
78 Correct 15 ms 4096 KB Output is correct
79 Correct 99 ms 37112 KB Output is correct
80 Correct 11 ms 2560 KB Output is correct
81 Correct 28 ms 9592 KB Output is correct
82 Correct 207 ms 80052 KB Output is correct
83 Correct 1 ms 416 KB Output is correct
84 Correct 1 ms 512 KB Output is correct
85 Correct 22 ms 8960 KB Output is correct
86 Correct 2 ms 768 KB Output is correct
87 Correct 7 ms 2688 KB Output is correct
88 Correct 5 ms 1280 KB Output is correct
89 Correct 15 ms 3860 KB Output is correct
90 Correct 83 ms 28192 KB Output is correct
91 Correct 245 ms 80888 KB Output is correct
92 Correct 16 ms 5036 KB Output is correct
93 Correct 115 ms 37896 KB Output is correct
94 Correct 2 ms 640 KB Output is correct
95 Correct 18 ms 8832 KB Output is correct
96 Correct 1 ms 512 KB Output is correct
97 Correct 1 ms 384 KB Output is correct
98 Correct 1 ms 384 KB Output is correct
99 Correct 1 ms 384 KB Output is correct