oj.uz

Submission #230075

# Submission time Handle Problem Language Result Execution time Memory
230075 2020-05-08T06:40:43 Z dolphingarlic Sequence (BOI14_sequence) C++14
67 / 100
 979 ms 1400 KB 
#include <bits/stdc++.h>
#define FOR(i, x, y) for (int i = x; i < y; i++)
typedef long long ll;
using namespace std;
 
ll ans = 1e13, pw[18];
 
void solve(vector<int> sections, ll curr = 0, int level = 0, bool had_zero = false) {
    if (curr > ans) return;
    int n = sections.size();
 
    if (n == 1) {
        int mask = sections[0];
        if (!mask) {
            if (!curr || had_zero) curr += pw[level];
        } else if (mask == 1) curr += pw[level + 1];
        else {
            if (mask & 1) {
                int mn = 10;
                for (int i = 9; i; i--) {
                    if (mask & (1 << i)) mn = i;
                }
                for (int i = 9; i; i--) {
                    if ((mask & (1 << i)) && i != mn) curr += i * pw[level++];
                }
                curr += mn * pw[++level];
            } else {
                for (int i = 9; i; i--) {
                    if (mask & (1 << i)) curr += i * pw[level++];
                }
            }
        }
        ans = min(ans, curr);
        return;
    }
 
    FOR(i, 0, 10) {
        vector<int> merged;
        int ins = 0;
        bool zero = false;
 
        int piv = i;
        FOR(j, 0, n) {
            zero |= (piv == 0 && (sections[j] & 1));
            ins |= (sections[j] & (~(1 << piv)));
            piv++;
            if (piv == 10) {
                merged.push_back(ins);
                ins = piv = 0;
            }
        }
        if (piv) merged.push_back(ins);
 
        solve(merged, curr + pw[level] * i, level + 1, zero);
    }
}
 
int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n;
    cin >> n;
    vector<int> sections(n);
    FOR(i, 0, n) {
        int x;
        cin >> x;
        sections[i] = 1 << x;
    }
    pw[0] = 1;
    FOR(i, 1, 18) pw[i] = 10 * pw[i - 1];
 
    solve(sections);
    cout << ans;
    return 0;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Correct 8 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 6 ms 384 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 9 ms 384 KB Output is correct
11 Correct 6 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 6 ms 384 KB Output is correct
14 Correct 6 ms 384 KB Output is correct
15 Correct 6 ms 384 KB Output is correct

Subtask #2
33.0 / 33.0

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

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 28 ms 384 KB Output is correct
3 Correct 28 ms 512 KB Output is correct
4 Correct 29 ms 384 KB Output is correct
5 Correct 36 ms 384 KB Output is correct
6 Correct 14 ms 384 KB Output is correct
7 Correct 99 ms 896 KB Output is correct
8 Correct 69 ms 768 KB Output is correct
9 Correct 136 ms 1400 KB Output is correct
10 Correct 133 ms 1280 KB Output is correct

Subtask #4
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 7 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 197 ms 768 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 6 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 6 ms 384 KB Output is correct
11 Correct 223 ms 1280 KB Output is correct
12 Correct 141 ms 1280 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 11 ms 384 KB Output is correct
15 Correct 9 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 6 ms 384 KB Output is correct
19 Correct 6 ms 384 KB Output is correct
20 Correct 6 ms 384 KB Output is correct
21 Correct 6 ms 384 KB Output is correct
22 Correct 6 ms 384 KB Output is correct
23 Correct 14 ms 384 KB Output is correct
24 Correct 8 ms 384 KB Output is correct
25 Correct 15 ms 384 KB Output is correct
26 Correct 15 ms 384 KB Output is correct
27 Correct 28 ms 384 KB Output is correct
28 Correct 30 ms 384 KB Output is correct
29 Correct 27 ms 384 KB Output is correct
30 Correct 36 ms 384 KB Output is correct
31 Correct 21 ms 384 KB Output is correct
32 Correct 101 ms 896 KB Output is correct
33 Correct 68 ms 768 KB Output is correct
34 Correct 137 ms 1400 KB Output is correct
35 Correct 131 ms 1280 KB Output is correct
36 Correct 490 ms 1144 KB Output is correct
37 Correct 618 ms 1152 KB Output is correct
38 Correct 556 ms 896 KB Output is correct
39 Incorrect 979 ms 1280 KB Output isn't correct
40 Halted 0 ms 0 KB -