Submission #848392

#	Time	Username	Problem	Language	Result	Execution time	Memory
848392		A203_Dream	Feast (NOI19_feast)	C++17	0 / 100	10 ms	3268 KiB

feast

#include<bits/stdc++.h>
#define int long long
using namespace std ;
const int maxn=1e5+5 ;

int n, k, a[maxn], cntn=0 ;

namespace sub1{
	int ans=0 ;
	void Solve(){
		for(int i=1 ; i<=n ; i++) ans+=a[i] ;
		cout << ans ;
	}
}
namespace sub3{
	int bs=INT_MIN, res=0 ;
	void Solve(){
		for(int i=1 ; i<=n ; i++){
			res=max(a[i], res+a[i]) ;
			bs=max(bs, res) ;
		}
		cout << bs ;
	}
}

signed main(){
   ios_base::sync_with_stdio(false) ;
   cin.tie(0) ;
	
   cin >> n >> k ;
   for(int i=1 ; i<=n ; i++){
   	cin >> a[i] ;
   	if(a[i]<0) cntn++ ;
   }
   if(cntn==0&&k!=1) sub1 :: Solve() ;
   if(k==1) sub3:: Solve() ;

   return 0 ;
}

• Subtask 1: 0 / 4
• Subtask 2: 0 / 8
• Subtask 3: 0 / 18
• Subtask 4: 0 / 10
• Subtask 5: 0 / 11
• Subtask 6: 0 / 20
• Subtask 7: 0 / 29