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Submission #554653

# Submission time Handle Problem Language Result Execution time Memory
554653 2022-04-29T04:07:53 Z kwongweng Bali Sculptures (APIO15_sculpture) C++17
0 / 100
 1 ms 448 KB 
/*
Solution for APIO 2015 - Bali Sculpture
Tags : 
*/

#include <bits/stdc++.h>
using namespace std;
 
#pragma GCC target ("avx2")
#pragma GCC optimization ("Ofast")
#pragma GCC optimization ("unroll-loops")
 
typedef long long ll;
typedef vector<int> vi;
typedef pair<int, int> ii;
typedef vector<ii> vii;
typedef long double ld;
typedef pair<ll, ll> pll;
#define FOR(i, a, b) for(int i = a; i < b; i++)
#define ROF(i, a, b) for(int i = a; i >= b; i--)
#define ms memset
#define pb push_back
#define fi first
#define se second
 
ll MOD = 1000000007;
 
ll power(ll base, ll n){
	if (n == 0) return 1;
	if (n == 1) return base;
	ll halfn = power(base, n/2);
	if (n % 2 == 0) return (halfn * halfn) % MOD;
	return (((halfn * halfn) % MOD) * base) % MOD;
}
 
ll inverse(ll n){
	return power(n, MOD-2);
}
 
ll add(ll a, ll b){
	return (a+b) % MOD;
}
 
ll mul(ll a, ll b){
	a %= MOD;
	return (a*b) % MOD;
}
 
ll gcd(ll a, ll b){
    if (a == 1) return 1;
    if (a == 0) return b;
    return gcd(b%a, a);
}
 
void solve(){
    int n, a, b; cin >> n >> a >> b;
    vector<ll> y(n+1); FOR(i,1,n+1) cin >> y[i];
    vector<ll> p(n+1); FOR(i,1,n+1) p[i] = p[i-1] + y[i];
    // O(n^3 * 40)
    int ans = MOD;
    int max_a = (n/b+1)*40;
    int dp[n+1][b+1][max_a];
    ms(dp,0,sizeof(dp));
    FOR(i,1,n+1){
        dp[i][1][p[i]-p[0]] = 1;
    }
    FOR(j,2,b+1){
        FOR(i,2,n+1){
            FOR(k,1,i){
                int val = p[i]-p[k];
                FOR(l,0,max_a){
                    dp[i][j][l|val] += dp[k][j-1][l];
                }
            }
        }
    }
    FOR(l,0,max_a){
        bool sol = false;
        FOR(j,a,b+1){
            if (dp[n][j][l]){
                ans = l; sol = true;
                break;
            }
        }
        if (sol) break;
    }
    cout<<ans<<'\n';
}
 
int main() {
    ios::sync_with_stdio(false);
    int TC = 1;
    //cin >> TC;
    FOR(i, 1, TC+1){
        //cout << "Case #" << i << ": ";
        solve();
    }
}

Compilation message

sculpture.cpp:10: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
   10 | #pragma GCC optimization ("Ofast")
      | 
sculpture.cpp:11: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
   11 | #pragma GCC optimization ("unroll-loops")
      |

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 312 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 320 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 428 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 324 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 316 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 316 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Incorrect 1 ms 340 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #2
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 320 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 320 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Incorrect 1 ms 340 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #3
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 320 KB Output is correct
9 Correct 1 ms 316 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 328 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Incorrect 1 ms 448 KB Output isn't correct
15 Halted 0 ms 0 KB -

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 216 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 216 KB Output is correct
4 Correct 0 ms 216 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 324 KB Output is correct
14 Correct 1 ms 216 KB Output is correct
15 Correct 1 ms 216 KB Output is correct
16 Correct 1 ms 216 KB Output is correct
17 Correct 0 ms 328 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 1 ms 352 KB Output is correct
20 Correct 1 ms 352 KB Output is correct
21 Correct 1 ms 316 KB Output is correct
22 Incorrect 1 ms 352 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 224 KB Output is correct
2 Correct 1 ms 352 KB Output is correct
3 Correct 0 ms 224 KB Output is correct
4 Correct 1 ms 224 KB Output is correct
5 Correct 1 ms 328 KB Output is correct
6 Correct 1 ms 352 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 328 KB Output is correct
9 Correct 1 ms 324 KB Output is correct
10 Correct 1 ms 352 KB Output is correct
11 Correct 1 ms 352 KB Output is correct
12 Correct 1 ms 352 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Runtime error 1 ms 352 KB Execution killed with signal 11
15 Halted 0 ms 0 KB -