oj.uz

Submission #242303

# Submission time Handle Problem Language Result Execution time Memory
242303 2020-06-27T08:34:53 Z shenxy Triple Jump (JOI19_jumps) C++11
5 / 100
 4000 ms 2808 KB 
#include <cstdio>
#include <algorithm>
using namespace std;
int main() {
	int N, Q, L, R;
	scanf("%d", &N);
	int A[N];
	for (int i = 0; i < N; ++i) scanf("%d", &A[i]);
	scanf("%d", &Q);
	for (int i = 0; i < Q; ++i) {
		scanf("%d %d", &L, &R);
		--L, --R;
		int ans = 0;
		for (int i = L; i <= R; ++i) {
			for (int j = i + 1; j <= R; ++j) {
				for (int k = j + j - i; k <= R; ++k) ans = max(ans, A[i] + A[j] + A[k]);
			}
		}
		printf("%d\n", ans);
	}
	return 0;
}

Compilation message

jumps.cpp: In function 'int main()':
jumps.cpp:6:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
  ~~~~~^~~~~~~~~~
jumps.cpp:8:35: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for (int i = 0; i < N; ++i) scanf("%d", &A[i]);
                              ~~~~~^~~~~~~~~~~~~
jumps.cpp:9:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &Q);
  ~~~~~^~~~~~~~~~
jumps.cpp:11:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d", &L, &R);
   ~~~~~^~~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 7 ms 384 KB Output is correct
3 Correct 6 ms 256 KB Output is correct
4 Correct 6 ms 384 KB Output is correct
5 Correct 6 ms 256 KB Output is correct
6 Correct 6 ms 256 KB Output is correct
7 Correct 6 ms 256 KB Output is correct
8 Correct 6 ms 256 KB Output is correct
9 Correct 6 ms 256 KB Output is correct
10 Correct 5 ms 256 KB Output is correct

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 7 ms 384 KB Output is correct
3 Correct 6 ms 256 KB Output is correct
4 Correct 6 ms 384 KB Output is correct
5 Correct 6 ms 256 KB Output is correct
6 Correct 6 ms 256 KB Output is correct
7 Correct 6 ms 256 KB Output is correct
8 Correct 6 ms 256 KB Output is correct
9 Correct 6 ms 256 KB Output is correct
10 Correct 5 ms 256 KB Output is correct
11 Execution timed out 4054 ms 256 KB Time limit exceeded
12 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Execution timed out 4057 ms 2808 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 54.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 7 ms 384 KB Output is correct
3 Correct 6 ms 256 KB Output is correct
4 Correct 6 ms 384 KB Output is correct
5 Correct 6 ms 256 KB Output is correct
6 Correct 6 ms 256 KB Output is correct
7 Correct 6 ms 256 KB Output is correct
8 Correct 6 ms 256 KB Output is correct
9 Correct 6 ms 256 KB Output is correct
10 Correct 5 ms 256 KB Output is correct
11 Execution timed out 4054 ms 256 KB Time limit exceeded
12 Halted 0 ms 0 KB -