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Submission #238288

# Submission time Handle Problem Language Result Execution time Memory
238288 2020-06-10T16:59:00 Z Pbezz Feast (NOI19_feast) C++14
30 / 100
 199 ms 10492 KB 
#include <bits/stdc++.h>
using namespace std;

#define loop(i,n) for (ll i = 0; i < n; i++)

#define ll long long
#define INF 1e9+5
#define MAXN 200007
#define pb push_back 
#define mp make_pair
typedef pair<ll,ll> pii;



int main(){

	ll n,i,k,ans,count=0,mini,x;
	cin>>n>>k;

	vector<ll>a(n+1);
	vector<ll>dp(n+1);

	for(i=1;i<=n;i++){
	cin>>a[i];

	if(a[i]<0){count++; mini=i;}

	dp[i]=dp[i-1]+a[i];

}

	if(count==0){
	ans=dp[n];
	}else if(count==1){

	if(k>=2)ans=dp[n]-a[mini];
	else{
	x=dp[n]-dp[mini];
	ans=max(dp[n], max(dp[mini-1], x));
	}

	}else if(k==1){//clássico maximum sum subarray

	ans=0;
	vector<ll>bruh(n+1);

	for(i=1;i<=n;i++){

	bruh[i]=max(bruh[i-1],(ll int)0)+a[i];
	ans=max(ans,bruh[i]);
}

	}else{










}

	printf("%lld\n",ans);

return 0;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 175 ms 7672 KB Output is correct
2 Correct 182 ms 7928 KB Output is correct
3 Correct 182 ms 7872 KB Output is correct
4 Correct 181 ms 7832 KB Output is correct
5 Correct 183 ms 7928 KB Output is correct
6 Correct 179 ms 7672 KB Output is correct
7 Correct 179 ms 7800 KB Output is correct
8 Correct 179 ms 7800 KB Output is correct
9 Correct 178 ms 7672 KB Output is correct
10 Correct 180 ms 7724 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 96 ms 6104 KB Output is correct
2 Correct 99 ms 6136 KB Output is correct
3 Correct 98 ms 6108 KB Output is correct
4 Correct 96 ms 6008 KB Output is correct
5 Correct 180 ms 7672 KB Output is correct
6 Correct 95 ms 6008 KB Output is correct
7 Correct 97 ms 6136 KB Output is correct
8 Correct 182 ms 7800 KB Output is correct
9 Correct 178 ms 7672 KB Output is correct
10 Correct 97 ms 6136 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 194 ms 10360 KB Output is correct
2 Correct 195 ms 10184 KB Output is correct
3 Correct 194 ms 10232 KB Output is correct
4 Correct 194 ms 10232 KB Output is correct
5 Correct 197 ms 10236 KB Output is correct
6 Correct 199 ms 10360 KB Output is correct
7 Correct 196 ms 10492 KB Output is correct
8 Correct 194 ms 10232 KB Output is correct
9 Correct 198 ms 10488 KB Output is correct
10 Correct 198 ms 10360 KB Output is correct

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Incorrect 5 ms 256 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Incorrect 5 ms 256 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Incorrect 5 ms 256 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #7
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 175 ms 7672 KB Output is correct
2 Correct 182 ms 7928 KB Output is correct
3 Correct 182 ms 7872 KB Output is correct
4 Correct 181 ms 7832 KB Output is correct
5 Correct 183 ms 7928 KB Output is correct
6 Correct 179 ms 7672 KB Output is correct
7 Correct 179 ms 7800 KB Output is correct
8 Correct 179 ms 7800 KB Output is correct
9 Correct 178 ms 7672 KB Output is correct
10 Correct 180 ms 7724 KB Output is correct
11 Correct 96 ms 6104 KB Output is correct
12 Correct 99 ms 6136 KB Output is correct
13 Correct 98 ms 6108 KB Output is correct
14 Correct 96 ms 6008 KB Output is correct
15 Correct 180 ms 7672 KB Output is correct
16 Correct 95 ms 6008 KB Output is correct
17 Correct 97 ms 6136 KB Output is correct
18 Correct 182 ms 7800 KB Output is correct
19 Correct 178 ms 7672 KB Output is correct
20 Correct 97 ms 6136 KB Output is correct
21 Correct 194 ms 10360 KB Output is correct
22 Correct 195 ms 10184 KB Output is correct
23 Correct 194 ms 10232 KB Output is correct
24 Correct 194 ms 10232 KB Output is correct
25 Correct 197 ms 10236 KB Output is correct
26 Correct 199 ms 10360 KB Output is correct
27 Correct 196 ms 10492 KB Output is correct
28 Correct 194 ms 10232 KB Output is correct
29 Correct 198 ms 10488 KB Output is correct
30 Correct 198 ms 10360 KB Output is correct
31 Correct 5 ms 256 KB Output is correct
32 Incorrect 5 ms 256 KB Output isn't correct
33 Halted 0 ms 0 KB -