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Submission #126784

# Submission time Handle Problem Language Result Execution time Memory
126784 2019-07-08T11:58:33 Z abacaba Kas (COCI17_kas) C++14
0 / 100
 12 ms 5880 KB 
#include <bits/stdc++.h>
using namespace std;

const int inf = 2e9;
const int M = 1e5 + 15;
const int N = 5e2 + 15;
int n, a[N], summ, ans = inf;
bitset <M> dp1, dp2[N];

int main() {
	scanf("%d", &n);
	for(int i = 1; i <= n; ++i) {
		scanf("%d", &a[i]);
		summ += a[i];
	}
	for(int i = n; i; --i) {
		dp2[i] |= (dp2[i + 1] << a[i]);
		dp2[i][a[i]] = 1;
	}
	for(int i = 1; i <= n; ++i) {
		dp1 |= (dp1 << a[i]);
		dp1[a[i]] = 1;
		bitset <M> temp = (dp1 & dp2[i + 1]);
		for(int j = temp._Find_first(); j < M; j = temp._Find_next(j))
			ans = min(ans, summ - (j << 1));
	}
	cout << ans + (summ - ans) / 2;
    return 0;
}

Compilation message

kas.cpp: In function 'int main()':
kas.cpp:11:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
  ~~~~~^~~~~~~~~~
kas.cpp:13:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &a[i]);
   ~~~~~^~~~~~~~~~~~~

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 760 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 888 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 6 ms 2808 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 8 ms 3960 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 12 ms 5880 KB Output isn't correct
2 Halted 0 ms 0 KB -