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Submission #60209

# Submission time Handle Problem Language Result Execution time Memory
60209 2018-07-23T20:44:45 Z Benq Bowling (BOI15_bow) C++11
42 / 100
 1000 ms 1480 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/assoc_container.hpp>

using namespace std;
using namespace __gnu_pbds;
 
typedef long long ll;
typedef long double ld;
typedef complex<ld> cd;

typedef pair<int, int> pi;
typedef pair<ll,ll> pl;
typedef pair<ld,ld> pd;

typedef vector<int> vi;
typedef vector<ld> vd;
typedef vector<ll> vl;
typedef vector<pi> vpi;
typedef vector<pl> vpl;
typedef vector<cd> vcd;

#define FOR(i, a, b) for (int i=a; i<(b); i++)
#define F0R(i, a) for (int i=0; i<(a); i++)
#define FORd(i,a,b) for (int i = (b)-1; i >= a; i--)
#define F0Rd(i,a) for (int i = (a)-1; i >= 0; i--)

#define sz(x) (int)(x).size()
#define mp make_pair
#define pb push_back
#define f first
#define s second
#define lb lower_bound
#define ub upper_bound
#define all(x) x.begin(), x.end()

const int MOD = 1000000007;
const ll INF = 1e18;
const int MX = 100001;


int q, n, num[10];
map<pair<pi,pi>,ll> m, M;
string tmp[10];

string gen(vi nex) {
    int lst = -1;
    string res;
    for (int i: nex) {
        if (i == -1) res += '-';
        else if (lst != -1 && i+lst == 10) {
            res += '/';
            lst = -1;
        } else if (i == 10) res += 'x';
        else {
            if (lst == -1) lst = 0;
            res += char('0'+i);
            lst += i;
        }
    }
    return res;
}

bool match(string bad, vi nex) {
    string t = gen(nex);
    F0R(i,sz(bad)) if (bad[i] != '?' && bad[i] != t[i]) return 0;
    return 1;
}


void tri(pair<pair<pi,pi>, ll> A, int x, vi y) {
    if (!match(tmp[x],y)) return;
    /*if (x == 1) {
        cout << "OH ";
        for (int i: y) cout << i << " ";
        cout << "\n";
        cout << gen(y) << "\n";
    }*/
    pair<pi,pi> a = A.f;
    
    int cur = a.s.s;
    for (int i: y) if (i != -1) {
        cur += i;
        if (a.f.f) {
            a.s.f += i, a.s.s += i, cur += i;
            a.f.f --;
        }
        if (a.f.s) {
            a.s.s += i, cur += i;
            a.f.s --;
        }
    }
    int posi = 0;
    if (x != n-1) {
        if (y[0] == 10) posi = 2;
        else if (y[0]+y[1] == 10) posi = 1;
    }
    if (x >= 2 && a.f.f == 0 && num[x-2] != -1 && a.s.f != num[x-2]) return;
    if (x >= 1 && a.f.s == 0 && num[x-1] != -1 && a.s.s != num[x-1]) return;
    if (posi == 0 && num[x] != -1 && cur != num[x]) return;
    M[{{a.f.s,posi},{a.s.s,cur}}] += A.s;
}

void process(int x) {
    if (x != n-1) {
        for (auto a: m) {
            tri(a,x,{10,-1});
            F0R(i,10) F0R(j,11-i) tri(a,x,{i,j});
        }
    } else {
        for (auto a: m) {
            F0R(i,11) tri(a,x,{10,10,i});
            F0R(i,10) F0R(j,11-i) tri(a,x,{10,i,j});
            F0R(i,10) F0R(j,11) tri(a,x,{i,10-i,j});
            F0R(i,10) F0R(j,10-i) tri(a,x,{i,j,-1});
        }
    }
    m = M; M.clear();
}

void solve() {
    cin >> n;
    string s; cin >> s;
    F0R(i,n-1) tmp[i] = s.substr(2*i,2);
    tmp[n-1] = s.substr(2*(n-1),3);
    F0R(i,n) cin >> num[i];
    
    m.clear();
    m[{{0,0},{0,0}}] = 1;
    F0R(i,n) {
        process(i);
        /*cout << i << " " << sz(m) << "\n";
        for (auto a: m) cout << a.f.f.f << " " << a.f.f.s << " " << a.f.s.f << " " << a.f.s.s << "\n";
        cout << "\n";*/
    }
    ll ans = 0;
    for (auto a: m) ans += a.s;
    cout << ans << "\n";
}

int main() {
    ios_base::sync_with_stdio(0); cin.tie(0);
    cin >> q;
    F0R(i,q) solve();
}

/* Look for:
* the exact constraints (multiple sets are too slow for n=10^6 :( ) 
* special cases (n=1?)
* overflow (ll vs int?)
* array bounds
*/

Subtask #1
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 376 KB Output is correct
2 Correct 13 ms 488 KB Output is correct
3 Correct 6 ms 592 KB Output is correct
4 Correct 6 ms 600 KB Output is correct
5 Correct 6 ms 764 KB Output is correct
6 Correct 6 ms 764 KB Output is correct
7 Correct 82 ms 900 KB Output is correct
8 Correct 67 ms 900 KB Output is correct
9 Correct 48 ms 904 KB Output is correct
10 Correct 76 ms 908 KB Output is correct
11 Correct 28 ms 944 KB Output is correct
12 Correct 16 ms 944 KB Output is correct
13 Correct 5 ms 944 KB Output is correct
14 Correct 26 ms 944 KB Output is correct
15 Correct 6 ms 944 KB Output is correct

Subtask #2
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 224 ms 964 KB Output is correct
2 Correct 134 ms 984 KB Output is correct
3 Correct 159 ms 1096 KB Output is correct
4 Correct 49 ms 1096 KB Output is correct
5 Correct 71 ms 1096 KB Output is correct
6 Correct 80 ms 1096 KB Output is correct
7 Correct 130 ms 1240 KB Output is correct
8 Correct 134 ms 1240 KB Output is correct
9 Correct 46 ms 1240 KB Output is correct
10 Correct 435 ms 1276 KB Output is correct
11 Correct 620 ms 1276 KB Output is correct
12 Correct 322 ms 1276 KB Output is correct
13 Correct 512 ms 1276 KB Output is correct
14 Correct 86 ms 1276 KB Output is correct
15 Correct 86 ms 1276 KB Output is correct
16 Correct 72 ms 1276 KB Output is correct
17 Correct 100 ms 1276 KB Output is correct
18 Execution timed out 1058 ms 1360 KB Time limit exceeded
19 Halted 0 ms 0 KB -

Subtask #3
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 556 ms 1360 KB Output is correct
2 Correct 12 ms 1360 KB Output is correct
3 Correct 13 ms 1360 KB Output is correct
4 Correct 13 ms 1360 KB Output is correct
5 Correct 19 ms 1360 KB Output is correct
6 Correct 17 ms 1360 KB Output is correct
7 Correct 15 ms 1360 KB Output is correct
8 Correct 19 ms 1360 KB Output is correct
9 Correct 21 ms 1360 KB Output is correct
10 Correct 39 ms 1360 KB Output is correct
11 Correct 21 ms 1360 KB Output is correct
12 Correct 21 ms 1360 KB Output is correct
13 Correct 22 ms 1360 KB Output is correct
14 Correct 67 ms 1360 KB Output is correct
15 Correct 44 ms 1360 KB Output is correct
16 Correct 35 ms 1360 KB Output is correct
17 Correct 42 ms 1360 KB Output is correct
18 Correct 20 ms 1360 KB Output is correct
19 Correct 23 ms 1360 KB Output is correct
20 Correct 15 ms 1360 KB Output is correct
21 Correct 17 ms 1360 KB Output is correct

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 852 ms 1480 KB Output is correct
2 Correct 317 ms 1480 KB Output is correct
3 Correct 374 ms 1480 KB Output is correct
4 Correct 359 ms 1480 KB Output is correct
5 Correct 156 ms 1480 KB Output is correct
6 Correct 88 ms 1480 KB Output is correct
7 Correct 175 ms 1480 KB Output is correct
8 Correct 103 ms 1480 KB Output is correct
9 Correct 161 ms 1480 KB Output is correct
10 Execution timed out 1044 ms 1480 KB Time limit exceeded
11 Halted 0 ms 0 KB -

Subtask #5
0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 376 KB Output is correct
2 Correct 13 ms 488 KB Output is correct
3 Correct 6 ms 592 KB Output is correct
4 Correct 6 ms 600 KB Output is correct
5 Correct 6 ms 764 KB Output is correct
6 Correct 6 ms 764 KB Output is correct
7 Correct 82 ms 900 KB Output is correct
8 Correct 67 ms 900 KB Output is correct
9 Correct 48 ms 904 KB Output is correct
10 Correct 76 ms 908 KB Output is correct
11 Correct 28 ms 944 KB Output is correct
12 Correct 16 ms 944 KB Output is correct
13 Correct 5 ms 944 KB Output is correct
14 Correct 26 ms 944 KB Output is correct
15 Correct 6 ms 944 KB Output is correct
16 Correct 224 ms 964 KB Output is correct
17 Correct 134 ms 984 KB Output is correct
18 Correct 159 ms 1096 KB Output is correct
19 Correct 49 ms 1096 KB Output is correct
20 Correct 71 ms 1096 KB Output is correct
21 Correct 80 ms 1096 KB Output is correct
22 Correct 130 ms 1240 KB Output is correct
23 Correct 134 ms 1240 KB Output is correct
24 Correct 46 ms 1240 KB Output is correct
25 Correct 435 ms 1276 KB Output is correct
26 Correct 620 ms 1276 KB Output is correct
27 Correct 322 ms 1276 KB Output is correct
28 Correct 512 ms 1276 KB Output is correct
29 Correct 86 ms 1276 KB Output is correct
30 Correct 86 ms 1276 KB Output is correct
31 Correct 72 ms 1276 KB Output is correct
32 Correct 100 ms 1276 KB Output is correct
33 Execution timed out 1058 ms 1360 KB Time limit exceeded
34 Halted 0 ms 0 KB -