Submission #968082

#	Time	Username	Problem	Language	Result	Execution time	Memory
968082		vjudge1	Ice Hockey World Championship (CEOI15_bobek)	C++17	10 / 100	1042 ms	600 KiB

bobek

#include <bits/stdc++.h>
using namespace std;
#define ll long long
ll n,m;
ll pr[41];
ll solve(ll curr,ll pos) {
    if (curr == 0) {
        return 1;
    }
    ll c=1;
    for (int i=pos+1;i<n;i++) {
        if (curr-pr[i] >= 0) {
            c+=solve(curr-pr[i],i);
        } else {
            return c;
        }
    }
    return c;
}
int main() {
    cin.tie(0)->sync_with_stdio(false);
    cin >> n >> m;
    for (int i=0;i<n;i++) {
        cin >> pr[i];
    }
    sort(pr,pr+n);
    int left=0,right=n-1,mid;
    while (left < right) {
        mid =(left+right)/2;
        if (pr[mid] < m) {
            left = mid+1;
        } else {
            right = mid;
        }
    }
    n = left;
    cout << solve(m,-1)+1;
    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10