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답안 #198575

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
198575 2020-01-26T16:47:48 Z arnold518 Long Distance Coach (JOI17_coach) C++14
71 / 100
 2000 ms 21240 KB 
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

const int MAXN = 2e5;

struct Data
{
	ll D, C;
	bool operator < (const Data &p) { return D<p.D; }
};

int N, M;
ll X, W, T, S[MAXN+10], dp[MAXN+10];
Data A[MAXN+10];
vector<pll> V[MAXN+10];

int main()
{
	int i, j;

	scanf("%lld%d%d%lld%lld", &X, &N, &M, &W, &T);
	for(i=1; i<=N; i++) scanf("%lld", &S[i]); S[N+1]=X;
	for(i=1; i<=M; i++) scanf("%lld%lld", &A[i].D, &A[i].C);
	sort(A+1, A+M+1);
	sort(S+1, S+N+1);
	
	for(i=1; i<=N+1; i++)
	{
		ll l, r;
		if(S[i-1]/T==S[i]/T)
		{
			l=S[i-1]%T, r=S[i]%T;
			l=lower_bound(A+1, A+M+1, (Data){l, 0})-A;
			r=lower_bound(A+1, A+M+1, (Data){r, 0})-A-1;
		}
		else
		{
			l=0, r=S[i]%T;
			l=lower_bound(A+1, A+M+1, (Data){l, 0})-A;
			r=lower_bound(A+1, A+M+1, (Data){r, 0})-A-1;
		}
		if(l<=r) V[r].push_back({l, S[i]/T});
	}

	dp[0]=(X/T+1)*W;
	for(i=1; i<=M; i++)
	{
		if(A[i].D<=X%T) dp[i]=dp[i-1]+(X/T+1)*W;
		else dp[i]=dp[i-1]+X/T*W;

		for(auto it : V[i])
		{
			ll s=0;
			for(j=i; j>=it.first; j--)
			{
				s+=A[j].C+W*it.second;
				dp[i]=min(dp[i], dp[j-1]+s);
			}
		}
	}
	printf("%lld", dp[M]);
}

Compilation message

coach.cpp: In function 'int main()':
coach.cpp:26:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  for(i=1; i<=N; i++) scanf("%lld", &S[i]); S[N+1]=X;
  ^~~
coach.cpp:26:44: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
  for(i=1; i<=N; i++) scanf("%lld", &S[i]); S[N+1]=X;
                                            ^
coach.cpp:25:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld%d%d%lld%lld", &X, &N, &M, &W, &T);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
coach.cpp:26:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(i=1; i<=N; i++) scanf("%lld", &S[i]); S[N+1]=X;
                      ~~~~~^~~~~~~~~~~~~~~
coach.cpp:27:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(i=1; i<=M; i++) scanf("%lld%lld", &A[i].D, &A[i].C);
                      ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 4984 KB Output is correct
2 Correct 7 ms 5112 KB Output is correct
3 Correct 8 ms 4984 KB Output is correct
4 Correct 8 ms 4984 KB Output is correct
5 Correct 8 ms 5112 KB Output is correct
6 Correct 8 ms 4984 KB Output is correct
7 Correct 8 ms 4984 KB Output is correct
8 Correct 8 ms 5112 KB Output is correct
9 Correct 8 ms 4984 KB Output is correct
10 Correct 8 ms 5112 KB Output is correct
11 Correct 8 ms 5112 KB Output is correct
12 Correct 8 ms 4988 KB Output is correct
13 Correct 8 ms 4984 KB Output is correct
14 Correct 8 ms 4984 KB Output is correct
15 Correct 8 ms 4984 KB Output is correct
16 Correct 7 ms 4984 KB Output is correct
17 Correct 8 ms 4984 KB Output is correct
18 Correct 8 ms 5112 KB Output is correct
19 Correct 8 ms 4984 KB Output is correct
20 Correct 8 ms 4984 KB Output is correct
21 Correct 9 ms 4984 KB Output is correct
22 Correct 8 ms 4984 KB Output is correct

Subtask #2
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 4984 KB Output is correct
2 Correct 7 ms 5112 KB Output is correct
3 Correct 8 ms 4984 KB Output is correct
4 Correct 8 ms 4984 KB Output is correct
5 Correct 8 ms 5112 KB Output is correct
6 Correct 8 ms 4984 KB Output is correct
7 Correct 8 ms 4984 KB Output is correct
8 Correct 8 ms 5112 KB Output is correct
9 Correct 8 ms 4984 KB Output is correct
10 Correct 8 ms 5112 KB Output is correct
11 Correct 8 ms 5112 KB Output is correct
12 Correct 8 ms 4988 KB Output is correct
13 Correct 8 ms 4984 KB Output is correct
14 Correct 8 ms 4984 KB Output is correct
15 Correct 8 ms 4984 KB Output is correct
16 Correct 7 ms 4984 KB Output is correct
17 Correct 8 ms 4984 KB Output is correct
18 Correct 8 ms 5112 KB Output is correct
19 Correct 8 ms 4984 KB Output is correct
20 Correct 8 ms 4984 KB Output is correct
21 Correct 9 ms 4984 KB Output is correct
22 Correct 8 ms 4984 KB Output is correct
23 Correct 8 ms 5112 KB Output is correct
24 Correct 9 ms 4984 KB Output is correct
25 Correct 8 ms 4984 KB Output is correct
26 Correct 8 ms 4984 KB Output is correct
27 Correct 8 ms 4984 KB Output is correct
28 Correct 8 ms 4984 KB Output is correct
29 Correct 8 ms 4984 KB Output is correct
30 Correct 8 ms 5112 KB Output is correct
31 Correct 9 ms 5112 KB Output is correct
32 Correct 8 ms 4984 KB Output is correct
33 Correct 8 ms 4984 KB Output is correct
34 Correct 8 ms 5112 KB Output is correct
35 Correct 9 ms 5112 KB Output is correct
36 Correct 8 ms 5112 KB Output is correct
37 Correct 8 ms 4984 KB Output is correct

Subtask #3
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 4984 KB Output is correct
2 Correct 7 ms 5112 KB Output is correct
3 Correct 8 ms 4984 KB Output is correct
4 Correct 8 ms 4984 KB Output is correct
5 Correct 8 ms 5112 KB Output is correct
6 Correct 8 ms 4984 KB Output is correct
7 Correct 8 ms 4984 KB Output is correct
8 Correct 8 ms 5112 KB Output is correct
9 Correct 8 ms 4984 KB Output is correct
10 Correct 8 ms 5112 KB Output is correct
11 Correct 8 ms 5112 KB Output is correct
12 Correct 8 ms 4988 KB Output is correct
13 Correct 8 ms 4984 KB Output is correct
14 Correct 8 ms 4984 KB Output is correct
15 Correct 8 ms 4984 KB Output is correct
16 Correct 7 ms 4984 KB Output is correct
17 Correct 8 ms 4984 KB Output is correct
18 Correct 8 ms 5112 KB Output is correct
19 Correct 8 ms 4984 KB Output is correct
20 Correct 8 ms 4984 KB Output is correct
21 Correct 9 ms 4984 KB Output is correct
22 Correct 8 ms 4984 KB Output is correct
23 Correct 8 ms 5112 KB Output is correct
24 Correct 9 ms 4984 KB Output is correct
25 Correct 8 ms 4984 KB Output is correct
26 Correct 8 ms 4984 KB Output is correct
27 Correct 8 ms 4984 KB Output is correct
28 Correct 8 ms 4984 KB Output is correct
29 Correct 8 ms 4984 KB Output is correct
30 Correct 8 ms 5112 KB Output is correct
31 Correct 9 ms 5112 KB Output is correct
32 Correct 8 ms 4984 KB Output is correct
33 Correct 8 ms 4984 KB Output is correct
34 Correct 8 ms 5112 KB Output is correct
35 Correct 9 ms 5112 KB Output is correct
36 Correct 8 ms 5112 KB Output is correct
37 Correct 8 ms 4984 KB Output is correct
38 Correct 12 ms 5112 KB Output is correct
39 Correct 12 ms 5240 KB Output is correct
40 Correct 13 ms 5244 KB Output is correct
41 Correct 13 ms 5112 KB Output is correct
42 Correct 13 ms 5244 KB Output is correct
43 Correct 12 ms 5240 KB Output is correct
44 Correct 13 ms 5240 KB Output is correct
45 Correct 12 ms 5112 KB Output is correct
46 Correct 13 ms 5240 KB Output is correct
47 Correct 12 ms 5240 KB Output is correct
48 Correct 12 ms 5240 KB Output is correct
49 Correct 10 ms 5112 KB Output is correct
50 Correct 12 ms 5112 KB Output is correct
51 Correct 12 ms 5240 KB Output is correct

Subtask #4
0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 4984 KB Output is correct
2 Correct 7 ms 5112 KB Output is correct
3 Correct 8 ms 4984 KB Output is correct
4 Correct 8 ms 4984 KB Output is correct
5 Correct 8 ms 5112 KB Output is correct
6 Correct 8 ms 4984 KB Output is correct
7 Correct 8 ms 4984 KB Output is correct
8 Correct 8 ms 5112 KB Output is correct
9 Correct 8 ms 4984 KB Output is correct
10 Correct 8 ms 5112 KB Output is correct
11 Correct 8 ms 5112 KB Output is correct
12 Correct 8 ms 4988 KB Output is correct
13 Correct 8 ms 4984 KB Output is correct
14 Correct 8 ms 4984 KB Output is correct
15 Correct 8 ms 4984 KB Output is correct
16 Correct 7 ms 4984 KB Output is correct
17 Correct 8 ms 4984 KB Output is correct
18 Correct 8 ms 5112 KB Output is correct
19 Correct 8 ms 4984 KB Output is correct
20 Correct 8 ms 4984 KB Output is correct
21 Correct 9 ms 4984 KB Output is correct
22 Correct 8 ms 4984 KB Output is correct
23 Correct 8 ms 5112 KB Output is correct
24 Correct 9 ms 4984 KB Output is correct
25 Correct 8 ms 4984 KB Output is correct
26 Correct 8 ms 4984 KB Output is correct
27 Correct 8 ms 4984 KB Output is correct
28 Correct 8 ms 4984 KB Output is correct
29 Correct 8 ms 4984 KB Output is correct
30 Correct 8 ms 5112 KB Output is correct
31 Correct 9 ms 5112 KB Output is correct
32 Correct 8 ms 4984 KB Output is correct
33 Correct 8 ms 4984 KB Output is correct
34 Correct 8 ms 5112 KB Output is correct
35 Correct 9 ms 5112 KB Output is correct
36 Correct 8 ms 5112 KB Output is correct
37 Correct 8 ms 4984 KB Output is correct
38 Correct 12 ms 5112 KB Output is correct
39 Correct 12 ms 5240 KB Output is correct
40 Correct 13 ms 5244 KB Output is correct
41 Correct 13 ms 5112 KB Output is correct
42 Correct 13 ms 5244 KB Output is correct
43 Correct 12 ms 5240 KB Output is correct
44 Correct 13 ms 5240 KB Output is correct
45 Correct 12 ms 5112 KB Output is correct
46 Correct 13 ms 5240 KB Output is correct
47 Correct 12 ms 5240 KB Output is correct
48 Correct 12 ms 5240 KB Output is correct
49 Correct 10 ms 5112 KB Output is correct
50 Correct 12 ms 5112 KB Output is correct
51 Correct 12 ms 5240 KB Output is correct
52 Execution timed out 2087 ms 21240 KB Time limit exceeded
53 Halted 0 ms 0 KB -