Submission #236762

#	Time	Username	Problem	Language	Result	Execution time	Memory
236762		VEGAnn	Vođe (COCI17_vode)	C++14	72 / 120	3105 ms	126072 KiB

vode

#include <bits/stdc++.h>
#define sz(x) ((int)x.size())
#define ft first
#define sd second
using namespace std;
typedef long long ll;
const int N = 5010;
const int oo = 2e9;
const ll OO = 1e18;
const int md = int(1e9) + 7;
short fen[N][N], net[N], tp[N], n, m, k, pre[N][N], mem[N][N];

void upd(short id, short ps){
    for (; ps < m; ps = (ps | (ps + 1)))
        fen[id][ps]++;
}

short sum(short id, short ps){
    short res = 0;
    for (; ps >= 0; ps = (ps & (ps + 1)) - 1)
        res += fen[id][ps];
    return res;
}

short gett(short id, short vl){
    if (pre[id][vl] == vl)
        return vl;
    else return (pre[id][vl] = gett(id, pre[id][vl]));
}

short get(short ps, short vl){
    if (mem[ps][vl] > 0) return mem[ps][vl] - 1;

    if (vl == m - 1) {
        mem[ps][vl] = 1;
        return 0;
    }

    short res = 0;

    short rt = min(vl + k, m - 1);

    while (1){
        short nw = gett(net[ps], pre[net[ps]][rt]);

        if (nw <= vl) break;

        mem[net[ps]][nw] = get(net[ps], nw) + 1;

        if (mem[net[ps]][nw] == 2)
            upd(net[ps], nw);

        pre[net[ps]][nw] = gett(net[ps], pre[net[ps]][nw - 1]);
    }

    if (tp[net[ps]] == tp[ps]){
        if (sum(net[ps], rt) - sum(net[ps], vl) > 0)
            res = 1;
    } else {
        if (sum(net[ps], rt) - sum(net[ps], vl) < rt - vl)
            res = 1;
    }

    mem[ps][vl] = res + 1;

    return res;
}

int main(){
    ios_base::sync_with_stdio(0); cin.tie(0);

#ifdef _LOCAL
    freopen("in.txt","r",stdin);
#endif // _LOCAL

    cin >> n >> m >> k;

    k = min(m, k);

    for (short i = 0; i < n; i++) {
        cin >> tp[i];
        net[i] = (i + 1) % n;

        for (short j = 0; j <= m; j++)
            pre[i][j] = j;
    }

    for (short i = 0; i < n; i++){
        short ans = 0;

        ans = get(i, 0);

        cout << (tp[i] ^ ans ^ 1) << " ";
    }

    return 0;
}

• Subtask 1: 12 / 12
• Subtask 2: 12 / 12
• Subtask 3: 12 / 12
• Subtask 4: 12 / 12
• Subtask 5: 12 / 12
• Subtask 6: 12 / 12
• Subtask 7: 0 / 12
• Subtask 8: 0 / 12
• Subtask 9: 0 / 12
• Subtask 10: 0 / 12