Submission #1089136

#	Time	Username	Problem	Language	Result	Execution time	Memory
1089136		vjudge1	Bank (IZhO14_bank)	C++17	19 / 100	2 ms	476 KiB

bank

#include <bits/stdc++.h>

#define int         long long
#define all(x)     x.begin(), x.end()
#define allr(x)     x.rbegin(), x.rend()
#define sz          size()
#define yes      "YES"
#define no      "NO"
#define IOI      ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0)
#define pf      push_front
#define pb      push_back
#define S      second
#define F      first

using namespace std;

const int N = 5000 + 5;
const int NN = 20;
const int mod = (1e9 + 7);
const int inf = 1e18;

int was[N], a[N];
int x, n, m;
void rec(int val, int l) {
    if (val > x) return;
    was[val] = 1;
    for (int i = l; i <= m; i++) {
        rec(val + a[i], i + 1);
    }
    return;
}
void legenda_ne_umret() {
    cin >> n >> m;
    cin >> x;
    for (int i = 1; i <= m; i++) {
        cin >> a[i];
    }
    for (int i = 1; i <= m; i++) {
        rec(a[i], i + 1);
    }
    if (was[x] == 1) cout << yes;
    else cout << no;
}



signed main() {
    IOI;
//    freopen("maze.in", "r", stdin);
//    freopen("maze.out", "w", stdout);
/////////////////////////////////////////////
    int t = 1;
//    cin >> t;
    for (int i = 1; i <= t; i++) {
//        cout << "Case " << i << ":\n";
        legenda_ne_umret();
//        cout << '\n';
    }
}

• Subtask 1: 19 / 19
• Subtask 2: 0 / 25
• Subtask 3: 0 / 27
• Subtask 4: 0 / 29