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Submission #839084

# Submission time Handle Problem Language Result Execution time Memory
839084 2023-08-28T15:31:42 Z carot15 Kas (COCI17_kas) C++14
30 / 100
 71 ms 2140 KB 
// carot15
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define all(x) begin(x), end(x)
#define mp make_pair
#define cyd {cout<<"Yes";return;}
#define cyn {cout<<"No";return;}
const ll nmax=5e6+5;
const ll mod=1e9+7;
const int X[]={0,0,1,-1};
const int Y[]={-1,1,0,0};
bitset<nmax> bit;
int n,a[505],t=0;
void solve(){
	cin>>n;	
	bit[0]=1;
	for (int i=1;i<=n;i++){
		cin>>a[i];
		t+=a[i];
		bit|=bit<<a[i];
	}
	ll ans=t;
	for (int i=1;i<=t/2;i++){
		if (bit[i]){
			ll p=t-i*2;
			if (bit[p])
				ans=p;
		}
	}
	cout<<ans+(t-ans)/2;
}
/*
z
t-z
*/
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);cout.tie(0);
//	freopen(".INP", "r", stdin);
//	freopen(".OUT", "w", stdout);
	int T=1;
//	cin>>T;
	while(T--){
		solve();
		cout<<'\n';
	}
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2132 KB Output is correct
2 Correct 3 ms 2132 KB Output is correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2132 KB Output is correct
2 Incorrect 3 ms 2132 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2132 KB Output is correct
2 Correct 3 ms 2132 KB Output is correct

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 2132 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 2132 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 2132 KB Output is correct
2 Incorrect 7 ms 2132 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 8 ms 2060 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 31 ms 2140 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 44 ms 2132 KB Output is correct
2 Correct 61 ms 2132 KB Output is correct

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 71 ms 2132 KB Output isn't correct
2 Halted 0 ms 0 KB -