oj.uz

답안 #432167

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
432167 2021-06-17T23:19:51 Z jli12345 은행 (IZhO14_bank) C++14
100 / 100
 93 ms 8516 KB 
#include <bits/stdc++.h>
using namespace std;

void fastIO(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
}

int N, M;

int b[21], a[21];

pair<int, int> dp[(1<<20)];

int main(){
    //fastIO();
    cin >> N >> M;
    for (int i = 1; i <= N; i++)
        cin >> b[i];
    for (int i = 1; i <= M; i++){
        cin >> a[i];
    }
    bool work = false;
    memset(dp, -1, sizeof(dp));
    dp[0] = {0, 0};
    for (int i = 1; i < (1<<M); i++){
        for (int j = 0; j < M; j++){
            if (i&(1<<j)){
                if (dp[i^(1<<j)].first > dp[i].first){
                    dp[i].first = dp[i^(1<<j)].first;
                    dp[i].second = dp[i^(1<<j)].second + a[j+1];
                    if (dp[i].second == b[dp[i].first+1]){
                        dp[i].second = 0;
                        dp[i].first++;
                    }
                }
            }
        }
        if (dp[i].first == N){
            work = true;
            break;
        }
    }
    if (work)
        cout << "YES\n";
    else
        cout << "NO\n";
}

Compilation message

bank.cpp: In function 'int main()':
bank.cpp:24:30: warning: 'void* memset(void*, int, size_t)' writing to an object of type 'struct std::pair<int, int>' with no trivial copy-assignment [-Wclass-memaccess]
   24 |     memset(dp, -1, sizeof(dp));
      |                              ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
                 from /usr/include/c++/10/bits/char_traits.h:39,
                 from /usr/include/c++/10/ios:40,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from bank.cpp:1:
/usr/include/c++/10/bits/stl_pair.h:211:12: note: 'struct std::pair<int, int>' declared here
  211 |     struct pair
      |            ^~~~

Subtask #1
19.0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 8396 KB Output is correct
2 Correct 5 ms 8396 KB Output is correct
3 Correct 5 ms 8396 KB Output is correct
4 Correct 5 ms 8396 KB Output is correct
5 Correct 76 ms 8480 KB Output is correct
6 Correct 5 ms 8396 KB Output is correct
7 Correct 5 ms 8396 KB Output is correct
8 Correct 5 ms 8396 KB Output is correct
9 Correct 79 ms 8396 KB Output is correct

Subtask #2
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 8488 KB Output is correct
2 Correct 6 ms 8396 KB Output is correct
3 Correct 5 ms 8396 KB Output is correct
4 Correct 5 ms 8396 KB Output is correct
5 Correct 5 ms 8396 KB Output is correct
6 Correct 5 ms 8396 KB Output is correct
7 Correct 5 ms 8396 KB Output is correct
8 Correct 5 ms 8500 KB Output is correct
9 Correct 5 ms 8396 KB Output is correct
10 Correct 5 ms 8452 KB Output is correct

Subtask #3
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 8500 KB Output is correct
2 Correct 6 ms 8396 KB Output is correct
3 Correct 5 ms 8396 KB Output is correct
4 Correct 5 ms 8396 KB Output is correct
5 Correct 6 ms 8396 KB Output is correct
6 Correct 6 ms 8396 KB Output is correct
7 Correct 6 ms 8496 KB Output is correct
8 Correct 5 ms 8396 KB Output is correct
9 Correct 6 ms 8388 KB Output is correct
10 Correct 7 ms 8496 KB Output is correct
11 Correct 7 ms 8396 KB Output is correct

Subtask #4
29.0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 8396 KB Output is correct
2 Correct 5 ms 8396 KB Output is correct
3 Correct 5 ms 8396 KB Output is correct
4 Correct 5 ms 8396 KB Output is correct
5 Correct 76 ms 8480 KB Output is correct
6 Correct 5 ms 8396 KB Output is correct
7 Correct 5 ms 8396 KB Output is correct
8 Correct 5 ms 8396 KB Output is correct
9 Correct 79 ms 8396 KB Output is correct
10 Correct 6 ms 8488 KB Output is correct
11 Correct 6 ms 8396 KB Output is correct
12 Correct 5 ms 8396 KB Output is correct
13 Correct 5 ms 8396 KB Output is correct
14 Correct 5 ms 8396 KB Output is correct
15 Correct 5 ms 8396 KB Output is correct
16 Correct 5 ms 8396 KB Output is correct
17 Correct 5 ms 8500 KB Output is correct
18 Correct 5 ms 8396 KB Output is correct
19 Correct 5 ms 8452 KB Output is correct
20 Correct 6 ms 8500 KB Output is correct
21 Correct 6 ms 8396 KB Output is correct
22 Correct 5 ms 8396 KB Output is correct
23 Correct 5 ms 8396 KB Output is correct
24 Correct 6 ms 8396 KB Output is correct
25 Correct 6 ms 8396 KB Output is correct
26 Correct 6 ms 8496 KB Output is correct
27 Correct 5 ms 8396 KB Output is correct
28 Correct 6 ms 8388 KB Output is correct
29 Correct 7 ms 8496 KB Output is correct
30 Correct 7 ms 8396 KB Output is correct
31 Correct 79 ms 8396 KB Output is correct
32 Correct 79 ms 8396 KB Output is correct
33 Correct 81 ms 8484 KB Output is correct
34 Correct 77 ms 8496 KB Output is correct
35 Correct 88 ms 8516 KB Output is correct
36 Correct 76 ms 8396 KB Output is correct
37 Correct 78 ms 8488 KB Output is correct
38 Correct 75 ms 8396 KB Output is correct
39 Correct 5 ms 8396 KB Output is correct
40 Correct 78 ms 8492 KB Output is correct
41 Correct 76 ms 8484 KB Output is correct
42 Correct 89 ms 8484 KB Output is correct
43 Correct 90 ms 8484 KB Output is correct
44 Correct 75 ms 8480 KB Output is correct
45 Correct 5 ms 8396 KB Output is correct
46 Correct 82 ms 8396 KB Output is correct
47 Correct 77 ms 8476 KB Output is correct
48 Correct 5 ms 8396 KB Output is correct
49 Correct 78 ms 8476 KB Output is correct
50 Correct 80 ms 8492 KB Output is correct
51 Correct 88 ms 8396 KB Output is correct
52 Correct 76 ms 8396 KB Output is correct
53 Correct 91 ms 8396 KB Output is correct
54 Correct 92 ms 8396 KB Output is correct
55 Correct 80 ms 8396 KB Output is correct
56 Correct 79 ms 8480 KB Output is correct
57 Correct 93 ms 8396 KB Output is correct
58 Correct 80 ms 8396 KB Output is correct