Submission #50854

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
50854	2018-06-13 17:04:04	Nicksechko	Gift (IZhO18_nicegift)	C++14	100 / 100	748 ms	208224 KiB

nicegift

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#include <bits/stdc++.h>
using ll = long long;
using ld = long double;
using namespace std;
const int MAXN = 2000001;
vector<vector<ll>> ans;
vector<pair<int, ll>> g[MAXN];
ll a[MAXN];
int main() {
#ifdef PAUNSVOKNO
    freopen("input.txt", "r", stdin); freopen("output.txt", "w", stdout);
#endif
    ios_base::sync_with_stdio(false); cout.setf(ios::fixed); cout.precision(20); cout.tie(nullptr); cin.tie(nullptr);
    int n, k;
    cin >> n >> k;
    ll s = 0;
    for (int i = 1; i <= n; ++i) {
        cin >> a[i];
        s += a[i];
    }
    if (s % k) {
        return cout << -1 << "\n", 0;
    }
    int cur = 0;
 
 
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• Subtask 2: 11 / 11
• Subtask 3: 12 / 12
• Subtask 4: 19 / 19
• Subtask 5: 51 / 51