제출 #1094218

#제출 시각아이디문제언어결과실행 시간메모리
1094218Trisanu_DasFeast (NOI19_feast)C++17
30 / 100
27 ms5724 KiB
#include <bits/stdc++.h>
using namespace std;
#define int long long
 
signed main(){
  ios_base::sync_with_stdio(false); cin.tie(0);
  int n, k; cin >> n >> k;
  int a[n]; for(int i = 0; i < n; i++) cin >> a[i];
  int ans = 0, curr = 0, sm = 0;
  for(int i = 0; i < n; i++){
    if(a[i] >= 0) sm += a[i];
    curr += a[i];
    ans = max(ans, curr);
    curr = max(curr, 0ll);
  }
  if(k == 1) cout << ans << '\n';
  else cout << sm << '\n';
}
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