oj.uz

Submission #421222

# Submission time Handle Problem Language Result Execution time Memory
421222 2021-06-08T22:08:14 Z antimirage Bank (IZhO14_bank) C++14
100 / 100
 155 ms 4488 KB 
#include <bits/stdc++.h>

#define fr first
#define sc second
#define mk make_pair
#define pb push_back

using namespace std;

int n, m, dp[(1 << 20) + 5], a[25], b[25];

int main (){
    cin >> n >> m;
    for (int i = 1; i <= n; i++) {
        scanf("%d", &a[i]);
        a[i] += a[i - 1];
    }
    for (int i = 0; i < m; i++) {
        scanf("%d", &b[i]);
    }
    memset(dp, -1, sizeof(dp));
    dp[0] = 0;
    for (int mask = 0; mask < (1 << m); mask++) {
        if (dp[mask] == -1) continue;
        if (dp[mask] == n) {
            puts("YES");
            return 0;
        }
        int sum = 0;
        for (int j = 0; j < m; j++) {
            if (mask & (1 << j))
                sum += b[j];
        }
        for (int j = 0; j < m; j++) {
            if (mask & (1 << j)) continue;
            
            if (sum + b[j] < a[dp[mask] + 1]) {
                dp[mask | (1 << j)] = dp[mask];
            } else if (sum + b[j] == a[dp[mask] + 1]) {
                dp[mask | (1 << j)] = dp[mask] + 1;
            }
        }
    }
    puts("NO");
}

Compilation message

bank.cpp: In function 'int main()':
bank.cpp:15:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |         scanf("%d", &a[i]);
      |         ~~~~~^~~~~~~~~~~~~
bank.cpp:19:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   19 |         scanf("%d", &b[i]);
      |         ~~~~~^~~~~~~~~~~~~

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4300 KB Output is correct
2 Correct 2 ms 4300 KB Output is correct
3 Correct 2 ms 4300 KB Output is correct
4 Correct 2 ms 4300 KB Output is correct
5 Correct 3 ms 4300 KB Output is correct
6 Correct 2 ms 4300 KB Output is correct
7 Correct 2 ms 4300 KB Output is correct
8 Correct 3 ms 4300 KB Output is correct
9 Correct 125 ms 4372 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4400 KB Output is correct
2 Correct 2 ms 4300 KB Output is correct
3 Correct 2 ms 4300 KB Output is correct
4 Correct 2 ms 4300 KB Output is correct
5 Correct 3 ms 4300 KB Output is correct
6 Correct 2 ms 4300 KB Output is correct
7 Correct 3 ms 4320 KB Output is correct
8 Correct 2 ms 4300 KB Output is correct
9 Correct 2 ms 4300 KB Output is correct
10 Correct 3 ms 4300 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4300 KB Output is correct
2 Correct 3 ms 4300 KB Output is correct
3 Correct 2 ms 4300 KB Output is correct
4 Correct 2 ms 4300 KB Output is correct
5 Correct 3 ms 4396 KB Output is correct
6 Correct 2 ms 4300 KB Output is correct
7 Correct 3 ms 4300 KB Output is correct
8 Correct 3 ms 4300 KB Output is correct
9 Correct 3 ms 4300 KB Output is correct
10 Correct 3 ms 4300 KB Output is correct
11 Correct 4 ms 4300 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4300 KB Output is correct
2 Correct 2 ms 4300 KB Output is correct
3 Correct 2 ms 4300 KB Output is correct
4 Correct 2 ms 4300 KB Output is correct
5 Correct 3 ms 4300 KB Output is correct
6 Correct 2 ms 4300 KB Output is correct
7 Correct 2 ms 4300 KB Output is correct
8 Correct 3 ms 4300 KB Output is correct
9 Correct 125 ms 4372 KB Output is correct
10 Correct 3 ms 4400 KB Output is correct
11 Correct 2 ms 4300 KB Output is correct
12 Correct 2 ms 4300 KB Output is correct
13 Correct 2 ms 4300 KB Output is correct
14 Correct 3 ms 4300 KB Output is correct
15 Correct 2 ms 4300 KB Output is correct
16 Correct 3 ms 4320 KB Output is correct
17 Correct 2 ms 4300 KB Output is correct
18 Correct 2 ms 4300 KB Output is correct
19 Correct 3 ms 4300 KB Output is correct
20 Correct 2 ms 4300 KB Output is correct
21 Correct 3 ms 4300 KB Output is correct
22 Correct 2 ms 4300 KB Output is correct
23 Correct 2 ms 4300 KB Output is correct
24 Correct 3 ms 4396 KB Output is correct
25 Correct 2 ms 4300 KB Output is correct
26 Correct 3 ms 4300 KB Output is correct
27 Correct 3 ms 4300 KB Output is correct
28 Correct 3 ms 4300 KB Output is correct
29 Correct 3 ms 4300 KB Output is correct
30 Correct 4 ms 4300 KB Output is correct
31 Correct 111 ms 4376 KB Output is correct
32 Correct 133 ms 4380 KB Output is correct
33 Correct 15 ms 4400 KB Output is correct
34 Correct 4 ms 4300 KB Output is correct
35 Correct 4 ms 4300 KB Output is correct
36 Correct 3 ms 4300 KB Output is correct
37 Correct 4 ms 4392 KB Output is correct
38 Correct 4 ms 4380 KB Output is correct
39 Correct 3 ms 4488 KB Output is correct
40 Correct 4 ms 4300 KB Output is correct
41 Correct 4 ms 4300 KB Output is correct
42 Correct 78 ms 4376 KB Output is correct
43 Correct 6 ms 4300 KB Output is correct
44 Correct 3 ms 4300 KB Output is correct
45 Correct 3 ms 4300 KB Output is correct
46 Correct 34 ms 4300 KB Output is correct
47 Correct 3 ms 4300 KB Output is correct
48 Correct 2 ms 4300 KB Output is correct
49 Correct 3 ms 4300 KB Output is correct
50 Correct 129 ms 4300 KB Output is correct
51 Correct 6 ms 4300 KB Output is correct
52 Correct 10 ms 4400 KB Output is correct
53 Correct 155 ms 4300 KB Output is correct
54 Correct 136 ms 4420 KB Output is correct
55 Correct 131 ms 4300 KB Output is correct
56 Correct 132 ms 4300 KB Output is correct
57 Correct 133 ms 4420 KB Output is correct
58 Correct 133 ms 4300 KB Output is correct