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답안 #792408

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
792408 2023-07-25T04:18:41 Z 이성호(#10053) Binaria (CCO23_day1problem1) C++17
25 / 25
 231 ms 27676 KB 
#include <iostream>
#include <vector>
using namespace std;

int res[1000005];
int sum[1000005];
const int mod = 1000003;
int mul(int id, int x)
{
    if (x == 0) return 1;
    long long ans = mul(id, x / 2);
    ans = ans * ans % mod;
    return (x & 1) ? (ans * id % mod) : ans;
}
int rev(int x)
{
    return mul(x, mod - 2);
}
struct UnionFind
{
    vector<int> par;
    UnionFind(int n){par.resize(n+1); for(int i=1;i<=n;i++) par[i] = i;}
    int fin(int i){return i==par[i]?i:(par[i] = fin(par[i]));}
    void uni(int u, int v){par[fin(u)] = fin(v);}
    bool isuni(int u, int v){return fin(u) == fin(v);}
};
int loc[1000005];
int main()
{
    int N, K; cin >> N >> K;
    for (int i = 1; i <= N - K + 1; i++) cin >> sum[i];
    fill(res, res + 1000005, -1);
    UnionFind uf(N);
    for (int i = 1; i <= N - K; i++) {
        if (sum[i+1] ^ sum[i]) {
            if (sum[i+1] - sum[i] == 1) {
                if (res[i+K] != 0) res[i+K] = 1;
                else {
                    cout << "0\n";
                    return 0;
                }
                if (res[i] != 1) res[i] = 0;
                else {
                    cout << "0\n";
                    return 0;
                }
            }
            else {
                if (res[i+K] != 1) res[i+K] = 0;
                else {
                    cout << "0\n";
                    return 0;
                }
                if (res[i] != 0) res[i] = 1;
                else {
                    cout << "0\n";
                    return 0;
                }
            }
        }
        else {
            uf.uni(i, i+K);
        }
    }
    fill(loc, loc + 1000005, -1);
    for (int i = 1; i <= N; i++) {
        int pr = uf.fin(i);
        if (res[i] != -1) {
            if (loc[i] != !res[i]) loc[i] = res[i];
            else {
                cout << "0\n";
                return 0;
            }
        }
    }
    for (int i = 1; i <= K; i++) {
        res[i] = loc[uf.fin(i)];
    }
    int tot = 0, cur = 0;
    for (int i = 1; i <= K; i++) {
        if (res[i] == -1) tot++;
        if (res[i] == 1) cur++;
    }
    cur = sum[1] - cur;
    if (cur < 0 || cur > tot) cout << "0\n";
    else {
        long long ans = 1;
        for (int i = tot; i >= tot - cur + 1; i--) {
            ans = ans * i % mod;
        }
        for (int i = 1; i <= cur; i++) {
            ans = ans * rev(i) % mod;
        }
        cout << ans << '\n';
    }
    return 0;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:67:13: warning: unused variable 'pr' [-Wunused-variable]
   67 |         int pr = uf.fin(i);
      |             ^~

Subtask #1
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 8020 KB Output is correct
2 Correct 3 ms 8020 KB Output is correct
3 Correct 3 ms 8020 KB Output is correct
4 Correct 3 ms 8020 KB Output is correct
5 Correct 3 ms 8020 KB Output is correct
6 Correct 3 ms 8020 KB Output is correct
7 Correct 3 ms 8020 KB Output is correct
8 Correct 3 ms 8020 KB Output is correct
9 Correct 3 ms 8020 KB Output is correct
10 Correct 4 ms 8020 KB Output is correct
11 Correct 3 ms 8020 KB Output is correct
12 Correct 3 ms 8020 KB Output is correct

Subtask #2
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 8020 KB Output is correct
2 Correct 3 ms 8020 KB Output is correct
3 Correct 3 ms 8020 KB Output is correct
4 Correct 3 ms 8020 KB Output is correct
5 Correct 3 ms 8020 KB Output is correct
6 Correct 3 ms 8020 KB Output is correct
7 Correct 3 ms 8020 KB Output is correct
8 Correct 3 ms 8020 KB Output is correct
9 Correct 3 ms 8020 KB Output is correct
10 Correct 4 ms 8020 KB Output is correct
11 Correct 3 ms 8020 KB Output is correct
12 Correct 3 ms 8020 KB Output is correct
13 Correct 3 ms 8020 KB Output is correct
14 Correct 3 ms 8020 KB Output is correct
15 Correct 3 ms 8060 KB Output is correct
16 Correct 3 ms 8020 KB Output is correct
17 Correct 3 ms 8020 KB Output is correct
18 Correct 3 ms 8020 KB Output is correct
19 Correct 3 ms 8020 KB Output is correct
20 Correct 3 ms 8020 KB Output is correct
21 Correct 3 ms 8020 KB Output is correct

Subtask #3
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 8020 KB Output is correct
2 Correct 3 ms 8020 KB Output is correct
3 Correct 3 ms 8020 KB Output is correct
4 Correct 3 ms 8020 KB Output is correct
5 Correct 3 ms 8020 KB Output is correct
6 Correct 3 ms 8020 KB Output is correct
7 Correct 3 ms 8020 KB Output is correct
8 Correct 3 ms 8020 KB Output is correct
9 Correct 3 ms 8020 KB Output is correct
10 Correct 4 ms 8020 KB Output is correct
11 Correct 3 ms 8020 KB Output is correct
12 Correct 3 ms 8020 KB Output is correct
13 Correct 3 ms 8020 KB Output is correct
14 Correct 3 ms 8020 KB Output is correct
15 Correct 3 ms 8060 KB Output is correct
16 Correct 3 ms 8020 KB Output is correct
17 Correct 3 ms 8020 KB Output is correct
18 Correct 3 ms 8020 KB Output is correct
19 Correct 3 ms 8020 KB Output is correct
20 Correct 3 ms 8020 KB Output is correct
21 Correct 3 ms 8020 KB Output is correct
22 Correct 3 ms 8148 KB Output is correct
23 Correct 4 ms 8020 KB Output is correct
24 Correct 3 ms 8108 KB Output is correct
25 Correct 3 ms 8020 KB Output is correct
26 Correct 3 ms 8020 KB Output is correct
27 Correct 3 ms 8148 KB Output is correct
28 Correct 4 ms 8020 KB Output is correct
29 Correct 3 ms 8020 KB Output is correct
30 Correct 3 ms 8020 KB Output is correct
31 Correct 3 ms 8020 KB Output is correct
32 Correct 3 ms 8020 KB Output is correct
33 Correct 3 ms 8020 KB Output is correct
34 Correct 3 ms 8020 KB Output is correct

Subtask #4
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 8020 KB Output is correct
2 Correct 3 ms 8020 KB Output is correct
3 Correct 3 ms 8020 KB Output is correct
4 Correct 3 ms 8020 KB Output is correct
5 Correct 3 ms 8020 KB Output is correct
6 Correct 3 ms 8020 KB Output is correct
7 Correct 3 ms 8020 KB Output is correct
8 Correct 3 ms 8020 KB Output is correct
9 Correct 3 ms 8020 KB Output is correct
10 Correct 4 ms 8020 KB Output is correct
11 Correct 3 ms 8020 KB Output is correct
12 Correct 3 ms 8020 KB Output is correct
13 Correct 3 ms 8020 KB Output is correct
14 Correct 3 ms 8020 KB Output is correct
15 Correct 3 ms 8060 KB Output is correct
16 Correct 3 ms 8020 KB Output is correct
17 Correct 3 ms 8020 KB Output is correct
18 Correct 3 ms 8020 KB Output is correct
19 Correct 3 ms 8020 KB Output is correct
20 Correct 3 ms 8020 KB Output is correct
21 Correct 3 ms 8020 KB Output is correct
22 Correct 3 ms 8148 KB Output is correct
23 Correct 4 ms 8020 KB Output is correct
24 Correct 3 ms 8108 KB Output is correct
25 Correct 3 ms 8020 KB Output is correct
26 Correct 3 ms 8020 KB Output is correct
27 Correct 3 ms 8148 KB Output is correct
28 Correct 4 ms 8020 KB Output is correct
29 Correct 3 ms 8020 KB Output is correct
30 Correct 3 ms 8020 KB Output is correct
31 Correct 3 ms 8020 KB Output is correct
32 Correct 3 ms 8020 KB Output is correct
33 Correct 3 ms 8020 KB Output is correct
34 Correct 3 ms 8020 KB Output is correct
35 Correct 124 ms 16448 KB Output is correct
36 Correct 139 ms 16512 KB Output is correct
37 Correct 173 ms 16528 KB Output is correct
38 Correct 141 ms 16440 KB Output is correct
39 Correct 126 ms 16416 KB Output is correct
40 Correct 141 ms 16500 KB Output is correct
41 Correct 158 ms 16508 KB Output is correct
42 Correct 145 ms 16720 KB Output is correct
43 Correct 122 ms 16588 KB Output is correct
44 Correct 136 ms 27676 KB Output is correct
45 Correct 163 ms 27596 KB Output is correct
46 Correct 134 ms 27576 KB Output is correct
47 Correct 123 ms 21748 KB Output is correct
48 Correct 144 ms 16420 KB Output is correct
49 Correct 144 ms 16424 KB Output is correct

Subtask #5
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 8020 KB Output is correct
2 Correct 3 ms 8020 KB Output is correct
3 Correct 3 ms 8020 KB Output is correct
4 Correct 3 ms 8020 KB Output is correct
5 Correct 3 ms 8020 KB Output is correct
6 Correct 3 ms 8020 KB Output is correct
7 Correct 3 ms 8020 KB Output is correct
8 Correct 3 ms 8020 KB Output is correct
9 Correct 3 ms 8020 KB Output is correct
10 Correct 4 ms 8020 KB Output is correct
11 Correct 3 ms 8020 KB Output is correct
12 Correct 3 ms 8020 KB Output is correct
13 Correct 3 ms 8020 KB Output is correct
14 Correct 3 ms 8020 KB Output is correct
15 Correct 3 ms 8060 KB Output is correct
16 Correct 3 ms 8020 KB Output is correct
17 Correct 3 ms 8020 KB Output is correct
18 Correct 3 ms 8020 KB Output is correct
19 Correct 3 ms 8020 KB Output is correct
20 Correct 3 ms 8020 KB Output is correct
21 Correct 3 ms 8020 KB Output is correct
22 Correct 3 ms 8148 KB Output is correct
23 Correct 4 ms 8020 KB Output is correct
24 Correct 3 ms 8108 KB Output is correct
25 Correct 3 ms 8020 KB Output is correct
26 Correct 3 ms 8020 KB Output is correct
27 Correct 3 ms 8148 KB Output is correct
28 Correct 4 ms 8020 KB Output is correct
29 Correct 3 ms 8020 KB Output is correct
30 Correct 3 ms 8020 KB Output is correct
31 Correct 3 ms 8020 KB Output is correct
32 Correct 3 ms 8020 KB Output is correct
33 Correct 3 ms 8020 KB Output is correct
34 Correct 3 ms 8020 KB Output is correct
35 Correct 124 ms 16448 KB Output is correct
36 Correct 139 ms 16512 KB Output is correct
37 Correct 173 ms 16528 KB Output is correct
38 Correct 141 ms 16440 KB Output is correct
39 Correct 126 ms 16416 KB Output is correct
40 Correct 141 ms 16500 KB Output is correct
41 Correct 158 ms 16508 KB Output is correct
42 Correct 145 ms 16720 KB Output is correct
43 Correct 122 ms 16588 KB Output is correct
44 Correct 136 ms 27676 KB Output is correct
45 Correct 163 ms 27596 KB Output is correct
46 Correct 134 ms 27576 KB Output is correct
47 Correct 123 ms 21748 KB Output is correct
48 Correct 144 ms 16420 KB Output is correct
49 Correct 144 ms 16424 KB Output is correct
50 Correct 186 ms 15876 KB Output is correct
51 Correct 194 ms 15908 KB Output is correct
52 Correct 188 ms 15944 KB Output is correct
53 Correct 231 ms 15868 KB Output is correct
54 Correct 187 ms 15924 KB Output is correct
55 Correct 191 ms 15892 KB Output is correct
56 Correct 186 ms 15924 KB Output is correct
57 Correct 163 ms 15900 KB Output is correct
58 Correct 187 ms 15932 KB Output is correct
59 Correct 187 ms 15840 KB Output is correct
60 Correct 176 ms 15940 KB Output is correct

Subtask #6
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 8020 KB Output is correct
2 Correct 3 ms 8020 KB Output is correct
3 Correct 3 ms 8020 KB Output is correct
4 Correct 3 ms 8020 KB Output is correct
5 Correct 3 ms 8020 KB Output is correct
6 Correct 3 ms 8020 KB Output is correct
7 Correct 3 ms 8020 KB Output is correct
8 Correct 3 ms 8020 KB Output is correct
9 Correct 3 ms 8020 KB Output is correct
10 Correct 4 ms 8020 KB Output is correct
11 Correct 3 ms 8020 KB Output is correct
12 Correct 3 ms 8020 KB Output is correct
13 Correct 3 ms 8020 KB Output is correct
14 Correct 3 ms 8020 KB Output is correct
15 Correct 3 ms 8060 KB Output is correct
16 Correct 3 ms 8020 KB Output is correct
17 Correct 3 ms 8020 KB Output is correct
18 Correct 3 ms 8020 KB Output is correct
19 Correct 3 ms 8020 KB Output is correct
20 Correct 3 ms 8020 KB Output is correct
21 Correct 3 ms 8020 KB Output is correct
22 Correct 3 ms 8148 KB Output is correct
23 Correct 4 ms 8020 KB Output is correct
24 Correct 3 ms 8108 KB Output is correct
25 Correct 3 ms 8020 KB Output is correct
26 Correct 3 ms 8020 KB Output is correct
27 Correct 3 ms 8148 KB Output is correct
28 Correct 4 ms 8020 KB Output is correct
29 Correct 3 ms 8020 KB Output is correct
30 Correct 3 ms 8020 KB Output is correct
31 Correct 3 ms 8020 KB Output is correct
32 Correct 3 ms 8020 KB Output is correct
33 Correct 3 ms 8020 KB Output is correct
34 Correct 3 ms 8020 KB Output is correct
35 Correct 124 ms 16448 KB Output is correct
36 Correct 139 ms 16512 KB Output is correct
37 Correct 173 ms 16528 KB Output is correct
38 Correct 141 ms 16440 KB Output is correct
39 Correct 126 ms 16416 KB Output is correct
40 Correct 141 ms 16500 KB Output is correct
41 Correct 158 ms 16508 KB Output is correct
42 Correct 145 ms 16720 KB Output is correct
43 Correct 122 ms 16588 KB Output is correct
44 Correct 136 ms 27676 KB Output is correct
45 Correct 163 ms 27596 KB Output is correct
46 Correct 134 ms 27576 KB Output is correct
47 Correct 123 ms 21748 KB Output is correct
48 Correct 144 ms 16420 KB Output is correct
49 Correct 144 ms 16424 KB Output is correct
50 Correct 186 ms 15876 KB Output is correct
51 Correct 194 ms 15908 KB Output is correct
52 Correct 188 ms 15944 KB Output is correct
53 Correct 231 ms 15868 KB Output is correct
54 Correct 187 ms 15924 KB Output is correct
55 Correct 191 ms 15892 KB Output is correct
56 Correct 186 ms 15924 KB Output is correct
57 Correct 163 ms 15900 KB Output is correct
58 Correct 187 ms 15932 KB Output is correct
59 Correct 187 ms 15840 KB Output is correct
60 Correct 176 ms 15940 KB Output is correct
61 Correct 67 ms 11988 KB Output is correct
62 Correct 55 ms 11988 KB Output is correct
63 Correct 113 ms 11988 KB Output is correct
64 Correct 75 ms 11988 KB Output is correct
65 Correct 184 ms 14116 KB Output is correct
66 Correct 117 ms 13380 KB Output is correct
67 Correct 209 ms 15072 KB Output is correct
68 Correct 24 ms 12296 KB Output is correct
69 Correct 129 ms 12040 KB Output is correct
70 Correct 7 ms 11988 KB Output is correct
71 Correct 72 ms 12044 KB Output is correct