oj.uz

Submission #332815

# Submission time Handle Problem Language Result Execution time Memory
332815 2020-12-03T13:17:20 Z AmineWeslati Bali Sculptures (APIO15_sculpture) C++14
46 / 100
 506 ms 262144 KB 
//Never stop trying
/*#pragma GCC target ("avx2")
#pragma GCC optimize ("Ofast")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")*/
#include "bits/stdc++.h"
using namespace std;
#define boost ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0)

typedef long long ll;
#define int ll
typedef string str;
typedef double db;
typedef long double ld;
typedef pair<int, int> pi;
#define fi first
#define se second
typedef vector<int> vi;
typedef vector<pi> vpi;
typedef vector<str> vs;
typedef vector<ld> vd;
#define pb push_back
#define eb emplace_back
#define sz(x) (int)x.size()
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)
#define endl "\n"

#define FOR(i,a,b) for (int i = (a); i < (b); ++i)
#define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i)

const int MOD = 1e9 + 7; //998244353
const ll INF = 1e18;
const int MX = 2e5 + 10;
const int nx[4] = {0, 0, 1, -1}, ny[4] = {1, -1, 0, 0}; //right left down up

template<class T> using V = vector<T>;
template<class T> bool ckmin(T& a, const T& b) { return a > b ? a = b, 1 : 0; }
template<class T> bool ckmax(T& a, const T& b) { return a < b ? a = b, 1 : 0; }

ll cdiv(ll a, ll b) { return a / b + ((a ^ b) > 0 && a % b); } // divide a by b rounded up
//constexpr int log2(int x) { return 31 - __builtin_clz(x); } // floor(log2(x))

mt19937 rng(chrono::system_clock::now().time_since_epoch().count());
//mt19937_64 rng(chrono::system_clock::now().time_since_epoch().count());

ll random(ll a, ll b){
    return a + rng() % (b - a + 1);
}

#ifndef LOCAL  
#define cerr if(false) cerr
#endif
#define dbg(x) cerr << #x << " : " << x << endl; 
#define dbgs(x,y) cerr << #x << " : " << x << " / " << #y << " : " << y << endl;
#define dbgv(v) cerr << #v << " : " << "[ "; for(auto it : v) cerr << it << ' '; cerr << ']' << endl;
#define here() cerr << "here" << endl;

void IO() {
#ifdef LOCAL
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
#endif
}

int N,A,B; 
vi a(MX);
int memo[101][101][3000];

int solve(int i, int n, int m){
	if(i==N){
		if(n>=A && n<=B) return m;
		return INF;
	}

	int &ind=memo[i][n][m];
	if(ind!=-1) return ind;
	int ans=INF;

	int cur=0;
	FOR(j,i,N){
		cur+=a[j];
		ckmin(ans,solve(j+1,n+1,((cur)|(m))));
	}

	return ind=ans;
}

int32_t main() {
    boost; IO();
    memset(memo,-1,sizeof(memo));

    cin>>N>>A>>B;
    FOR(i,0,N) cin>>a[i];
    if(N>20)
    	cout << solve(0,0,0) << endl;
    else{
    	int ans=INF;
    	FOR(m,0,(1)<<(N)) if((m)&((1)<<(N-1))){
    		int cur=0,cum=0,nb=0;
    		FOR(i,0,N){
    			cur+=a[i];
    			if((m)&((1)<<(i))){
    				nb++;
    				cum=((cum)|(cur));
    				cur=0;
    			}
    		}
    		if(nb>=A && nb<=B) ckmin(ans,cum);
    	}
    	cout << ans << endl;
    }
    

    return 0;
}

/* Careful!!!
    .Array bounds
    .Infinite loops
    .Uninitialized variables / empty containers
    .Multisets are shit

   Some insights:
    .Binary search
    .Graph representation
    .Write brute force code
    .Change your approach
*/

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 131 ms 241388 KB Output is correct
2 Correct 131 ms 241388 KB Output is correct
3 Correct 131 ms 241536 KB Output is correct
4 Correct 138 ms 241520 KB Output is correct
5 Correct 137 ms 241388 KB Output is correct
6 Correct 134 ms 241388 KB Output is correct
7 Correct 140 ms 241388 KB Output is correct
8 Correct 169 ms 241460 KB Output is correct
9 Correct 165 ms 241388 KB Output is correct
10 Correct 167 ms 241516 KB Output is correct
11 Correct 171 ms 241388 KB Output is correct
12 Correct 170 ms 241388 KB Output is correct
13 Correct 168 ms 241388 KB Output is correct
14 Correct 134 ms 241388 KB Output is correct
15 Correct 133 ms 241388 KB Output is correct
16 Correct 133 ms 241388 KB Output is correct
17 Correct 136 ms 241644 KB Output is correct
18 Correct 134 ms 241516 KB Output is correct
19 Correct 144 ms 241388 KB Output is correct
20 Correct 139 ms 241468 KB Output is correct
21 Correct 170 ms 241388 KB Output is correct
22 Correct 171 ms 241644 KB Output is correct
23 Correct 170 ms 241388 KB Output is correct
24 Correct 166 ms 241388 KB Output is correct
25 Correct 165 ms 241388 KB Output is correct
26 Correct 166 ms 241428 KB Output is correct
27 Correct 133 ms 241516 KB Output is correct
28 Correct 133 ms 241516 KB Output is correct
29 Correct 141 ms 241516 KB Output is correct
30 Correct 149 ms 241516 KB Output is correct
31 Correct 167 ms 241516 KB Output is correct
32 Correct 170 ms 241516 KB Output is correct
33 Correct 170 ms 241516 KB Output is correct
34 Correct 166 ms 241516 KB Output is correct
35 Correct 168 ms 241516 KB Output is correct
36 Correct 170 ms 241644 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 135 ms 241388 KB Output is correct
2 Correct 134 ms 241388 KB Output is correct
3 Correct 133 ms 241388 KB Output is correct
4 Correct 138 ms 241516 KB Output is correct
5 Correct 136 ms 241388 KB Output is correct
6 Correct 134 ms 241388 KB Output is correct
7 Correct 142 ms 241388 KB Output is correct
8 Correct 167 ms 241572 KB Output is correct
9 Correct 167 ms 241524 KB Output is correct
10 Correct 168 ms 241564 KB Output is correct
11 Correct 173 ms 241388 KB Output is correct
12 Correct 167 ms 241404 KB Output is correct
13 Correct 166 ms 241388 KB Output is correct
14 Correct 134 ms 241388 KB Output is correct
15 Correct 135 ms 241388 KB Output is correct
16 Correct 130 ms 241388 KB Output is correct
17 Correct 134 ms 241516 KB Output is correct
18 Correct 132 ms 241644 KB Output is correct
19 Correct 133 ms 241388 KB Output is correct
20 Correct 146 ms 241472 KB Output is correct
21 Correct 167 ms 241516 KB Output is correct
22 Correct 165 ms 241388 KB Output is correct
23 Correct 167 ms 241388 KB Output is correct
24 Correct 169 ms 241388 KB Output is correct
25 Correct 169 ms 241388 KB Output is correct
26 Correct 169 ms 241388 KB Output is correct
27 Correct 134 ms 241388 KB Output is correct
28 Correct 141 ms 241388 KB Output is correct
29 Correct 133 ms 241388 KB Output is correct
30 Correct 134 ms 241388 KB Output is correct
31 Correct 137 ms 241388 KB Output is correct
32 Correct 136 ms 241516 KB Output is correct
33 Correct 134 ms 241388 KB Output is correct
34 Correct 136 ms 241388 KB Output is correct
35 Correct 133 ms 241516 KB Output is correct
36 Correct 137 ms 241516 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 131 ms 241388 KB Output is correct
2 Correct 139 ms 241516 KB Output is correct
3 Correct 134 ms 241516 KB Output is correct
4 Correct 132 ms 241388 KB Output is correct
5 Correct 131 ms 241388 KB Output is correct
6 Correct 136 ms 241388 KB Output is correct
7 Correct 140 ms 241536 KB Output is correct
8 Correct 166 ms 241388 KB Output is correct
9 Correct 165 ms 241388 KB Output is correct
10 Correct 166 ms 241516 KB Output is correct
11 Correct 192 ms 241388 KB Output is correct
12 Correct 166 ms 241408 KB Output is correct
13 Correct 167 ms 241388 KB Output is correct
14 Correct 136 ms 241388 KB Output is correct
15 Correct 133 ms 241388 KB Output is correct
16 Correct 137 ms 241388 KB Output is correct
17 Correct 132 ms 241388 KB Output is correct
18 Correct 135 ms 241388 KB Output is correct
19 Correct 138 ms 241388 KB Output is correct
20 Correct 134 ms 241388 KB Output is correct
21 Correct 136 ms 241516 KB Output is correct
22 Correct 136 ms 241644 KB Output is correct
23 Correct 139 ms 241388 KB Output is correct
24 Correct 141 ms 241388 KB Output is correct
25 Correct 146 ms 241644 KB Output is correct
26 Correct 155 ms 241388 KB Output is correct
27 Correct 180 ms 241388 KB Output is correct
28 Correct 198 ms 241516 KB Output is correct
29 Correct 178 ms 241516 KB Output is correct
30 Correct 176 ms 241424 KB Output is correct
31 Correct 208 ms 241516 KB Output is correct
32 Correct 212 ms 241516 KB Output is correct

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 132 ms 241388 KB Output is correct
2 Correct 134 ms 241536 KB Output is correct
3 Correct 134 ms 241644 KB Output is correct
4 Correct 133 ms 241388 KB Output is correct
5 Correct 133 ms 241388 KB Output is correct
6 Correct 133 ms 241516 KB Output is correct
7 Correct 136 ms 241516 KB Output is correct
8 Correct 169 ms 241388 KB Output is correct
9 Correct 167 ms 241388 KB Output is correct
10 Correct 173 ms 241516 KB Output is correct
11 Correct 167 ms 241388 KB Output is correct
12 Correct 165 ms 241536 KB Output is correct
13 Correct 168 ms 241388 KB Output is correct
14 Correct 134 ms 241388 KB Output is correct
15 Correct 132 ms 241388 KB Output is correct
16 Correct 132 ms 241388 KB Output is correct
17 Correct 138 ms 241388 KB Output is correct
18 Correct 133 ms 241536 KB Output is correct
19 Correct 135 ms 241440 KB Output is correct
20 Correct 139 ms 241388 KB Output is correct
21 Correct 165 ms 241388 KB Output is correct
22 Correct 168 ms 241644 KB Output is correct
23 Correct 166 ms 241388 KB Output is correct
24 Correct 165 ms 241408 KB Output is correct
25 Correct 172 ms 241516 KB Output is correct
26 Correct 168 ms 241496 KB Output is correct
27 Correct 133 ms 241388 KB Output is correct
28 Correct 135 ms 241516 KB Output is correct
29 Correct 133 ms 241516 KB Output is correct
30 Correct 148 ms 241516 KB Output is correct
31 Correct 167 ms 241516 KB Output is correct
32 Correct 170 ms 241516 KB Output is correct
33 Correct 166 ms 241516 KB Output is correct
34 Correct 166 ms 241516 KB Output is correct
35 Correct 167 ms 241516 KB Output is correct
36 Correct 167 ms 241516 KB Output is correct
37 Correct 136 ms 241516 KB Output is correct
38 Correct 133 ms 241516 KB Output is correct
39 Correct 134 ms 241612 KB Output is correct
40 Correct 134 ms 241516 KB Output is correct
41 Correct 137 ms 241516 KB Output is correct
42 Correct 135 ms 241536 KB Output is correct
43 Correct 140 ms 241516 KB Output is correct
44 Correct 136 ms 241516 KB Output is correct
45 Correct 137 ms 241516 KB Output is correct
46 Correct 136 ms 241516 KB Output is correct
47 Correct 135 ms 241516 KB Output is correct
48 Correct 143 ms 241516 KB Output is correct
49 Correct 157 ms 241516 KB Output is correct
50 Correct 176 ms 241516 KB Output is correct
51 Correct 195 ms 241516 KB Output is correct
52 Correct 176 ms 241516 KB Output is correct
53 Correct 175 ms 241516 KB Output is correct
54 Correct 205 ms 241644 KB Output is correct
55 Correct 212 ms 241516 KB Output is correct
56 Runtime error 506 ms 262144 KB Execution killed with signal 11 (could be triggered by violating memory limits)
57 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 133 ms 241388 KB Output is correct
2 Correct 134 ms 241388 KB Output is correct
3 Correct 133 ms 241388 KB Output is correct
4 Correct 134 ms 241388 KB Output is correct
5 Correct 133 ms 241388 KB Output is correct
6 Correct 134 ms 241388 KB Output is correct
7 Correct 136 ms 241516 KB Output is correct
8 Correct 168 ms 241388 KB Output is correct
9 Correct 167 ms 241516 KB Output is correct
10 Correct 168 ms 241388 KB Output is correct
11 Correct 167 ms 241388 KB Output is correct
12 Correct 166 ms 241388 KB Output is correct
13 Correct 167 ms 241388 KB Output is correct
14 Correct 134 ms 241388 KB Output is correct
15 Correct 132 ms 241516 KB Output is correct
16 Correct 132 ms 241516 KB Output is correct
17 Correct 156 ms 241664 KB Output is correct
18 Correct 166 ms 241516 KB Output is correct
19 Correct 167 ms 241516 KB Output is correct
20 Correct 166 ms 241516 KB Output is correct
21 Correct 171 ms 241516 KB Output is correct
22 Correct 167 ms 241516 KB Output is correct
23 Correct 165 ms 241516 KB Output is correct
24 Correct 133 ms 241544 KB Output is correct
25 Correct 132 ms 241516 KB Output is correct
26 Correct 133 ms 241516 KB Output is correct
27 Correct 137 ms 241760 KB Output is correct
28 Correct 138 ms 241516 KB Output is correct
29 Correct 137 ms 241516 KB Output is correct
30 Correct 135 ms 241516 KB Output is correct
31 Correct 136 ms 241516 KB Output is correct
32 Correct 133 ms 241516 KB Output is correct
33 Correct 139 ms 241516 KB Output is correct
34 Correct 138 ms 241516 KB Output is correct
35 Correct 145 ms 241516 KB Output is correct
36 Correct 157 ms 241516 KB Output is correct
37 Correct 176 ms 241516 KB Output is correct
38 Correct 205 ms 241516 KB Output is correct
39 Correct 177 ms 241504 KB Output is correct
40 Correct 177 ms 241516 KB Output is correct
41 Correct 207 ms 241516 KB Output is correct
42 Correct 211 ms 241516 KB Output is correct
43 Runtime error 434 ms 262144 KB Execution killed with signal 9 (could be triggered by violating memory limits)
44 Halted 0 ms 0 KB -