Submission #1100405

#	Time	Username	Problem	Language	Result	Execution time	Memory
1100405		King87arshia	Bank (IZhO14_bank)	C++14	100 / 100	75 ms	8640 KiB

bank

#include <bits/stdc++.h>

using namespace std;

int main() {
    int n, m;
    cin >> n >> m;
    long long dp[(1 << m) + 10];
    memset(dp, -1, sizeof dp);
    long long a[n + 5], b[m + 5], pt[n + 5];
    for (int i = 0; i < n; i++) {
        cin >> a[i];
        pt[i] = (i == 0? a[i]: pt[i - 1] + a[i]);
    }
    for (int i = 0; i < m; i++)
        cin >> b[i];
    for (int mask = 0; mask < (1 << m); mask++) {
        long long sum = 0;
        for (int i = 0; i < m; i++) {
            if ((1 << i) & mask)
                dp[mask] = max(dp[mask], dp[mask ^ (1 << i)]), sum += b[i];
        }
        if (sum == pt[dp[mask] + 1])
            dp[mask]++;
    }
    if (dp[(1 << m) - 1] >= n - 1)
        cout << "YES\n";
    else
        cout << "NO\n";
    return 0;
}

• Subtask 1: 19 / 19
• Subtask 2: 25 / 25
• Subtask 3: 27 / 27
• Subtask 4: 29 / 29