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Submission #104772

# Submission time Handle Problem Language Result Execution time Memory
104772 2019-04-09T08:30:08 Z ekrem Palembang Bridges (APIO15_bridge) C++
0 / 100
 4 ms 2176 KB 
#include <bits/stdc++.h>
#define st first
#define nd second
#define mp make_pair
#define pb push_back
#define inf 1000000007
#define N 105
using namespace std;

typedef long long ll;

ll n, x, y, ans, a[N], pre[N], dp[N][20*N];

int main() {
	// freopen("in.txt", "r", stdin);
	// freopen("out.txt", "w", stdout);
	scanf("%lld %lld %lld",&n ,&x ,&y);
	for(int i = 1; i <= n; i++){
		scanf("%lld",a + i);
		pre[i] = pre[i - 1] + a[i];
	}
	for(int i = 0; i < N; i++)
		for(int j = 0; j < 20*N; j++)
			dp[i][j] = inf;
	dp[0][0] = 0;
	for(int i = 1; i <= n; i++)
		for(int j = 0; j < i; j++)
			for(int k = 0; k < 20*N; k++)
				dp[i][k|(pre[i] - pre[j])] = min(dp[i][k|(pre[i] - pre[j])], dp[j][k] + 1);
	for(int i = 0; i < 20*N; i++)
		if(dp[n][i] <= y){
			printf("%d\n", i);
			return 0;
		}
	return 0;
}

Compilation message

bridge.cpp: In function 'int main()':
bridge.cpp:17:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld %lld %lld",&n ,&x ,&y);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
bridge.cpp:19:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld",a + i);
   ~~~~~^~~~~~~~~~~~~~

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 2176 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 2048 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 2048 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 2048 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 37.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 2036 KB Output isn't correct
2 Halted 0 ms 0 KB -