oj.uz

Submission #200145

# Submission time Handle Problem Language Result Execution time Memory
200145 2020-02-05T13:39:59 Z arnold518 Two Dishes (JOI19_dishes) C++14
10 / 100
 10000 ms 30300 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 = 1e6;

int N, M;
ll A[MAXN+10], S[MAXN+10], P[MAXN+10];
ll B[MAXN+10], T[MAXN+10], Q[MAXN+10];
int X[MAXN+10], Y[MAXN+10];
ll ans;

struct Point
{
	int x, y; ll val;
	bool operator < (const Point &p)
	{
		if(x==p.x) return y>p.y;
		return x<p.x;
	}
};
vector<Point> V;

ll C[MAXN+10], D[MAXN+10];

int main()
{
	int i, j, k;

	scanf("%d%d", &N, &M);
	for(i=1; i<=N; i++) scanf("%lld%lld%lld", &A[i], &S[i], &P[i]);
	for(i=1; i<=M; i++) scanf("%lld%lld%lld", &B[i], &T[i], &Q[i]);

	for(i=1; i<=N; i++) A[i]+=A[i-1];
	for(i=1; i<=M; i++) B[i]+=B[i-1];

	for(i=1; i<=N; i++) X[i]=upper_bound(B, B+M+1, S[i]-A[i])-B-1;
	for(i=1; i<=M; i++) Y[i]=upper_bound(A, A+N+1, T[i]-B[i])-A-1;

	for(i=1; i<=N; i++) ans+=P[i];
	for(i=1; i<=N; i++) if(X[i]+1<=M) V.push_back({i-1, X[i]+1, -P[i]});
	for(i=1; i<=M; i++) if(Y[i]>=0) V.push_back({Y[i], i, Q[i]});

	sort(V.begin(), V.end());

	for(j=0; j<V.size(); j++)
	{
		if(j+1<V.size() && V[j].x==V[j+1].x && V[j].y==V[j+1].y) { V[j+1].val+=V[j].val; continue; }
		Point it=V[j];
		//printf("%d %d %lld\n", it.x, it.y, it.val);
		D[0]=C[0]; for(i=1; i<=M; i++) D[i]=max(D[i-1], C[i]);
		for(i=it.y; i<=M; i++) C[i]=D[i]+it.val;
		//for(i=0; i<=M; i++) printf("%lld ", C[i]); printf("\n");
	}
	printf("%lld\n", ans+C[M]);
}

Compilation message

dishes.cpp: In function 'int main()':
dishes.cpp:49:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(j=0; j<V.size(); j++)
           ~^~~~~~~~~
dishes.cpp:51:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(j+1<V.size() && V[j].x==V[j+1].x && V[j].y==V[j+1].y) { V[j+1].val+=V[j].val; continue; }
      ~~~^~~~~~~~~
dishes.cpp:31:12: warning: unused variable 'k' [-Wunused-variable]
  int i, j, k;
            ^
dishes.cpp:33:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &N, &M);
  ~~~~~^~~~~~~~~~~~~~~~
dishes.cpp:34:27: 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%lld%lld", &A[i], &S[i], &P[i]);
                      ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
dishes.cpp:35:27: 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%lld", &B[i], &T[i], &Q[i]);
                      ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 10027 ms 20040 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #2
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 380 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 504 KB Output is correct
14 Correct 5 ms 380 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 380 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 504 KB Output is correct
14 Correct 5 ms 380 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 18 ms 888 KB Output is correct
18 Correct 17 ms 760 KB Output is correct
19 Correct 20 ms 760 KB Output is correct
20 Correct 16 ms 760 KB Output is correct
21 Correct 20 ms 760 KB Output is correct
22 Correct 18 ms 632 KB Output is correct
23 Correct 20 ms 632 KB Output is correct

Subtask #4
0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 380 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 504 KB Output is correct
14 Correct 5 ms 380 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 18 ms 888 KB Output is correct
18 Correct 17 ms 760 KB Output is correct
19 Correct 20 ms 760 KB Output is correct
20 Correct 16 ms 760 KB Output is correct
21 Correct 20 ms 760 KB Output is correct
22 Correct 18 ms 632 KB Output is correct
23 Correct 20 ms 632 KB Output is correct
24 Execution timed out 10033 ms 30300 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #5
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 380 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 504 KB Output is correct
14 Correct 5 ms 380 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 18 ms 888 KB Output is correct
18 Correct 17 ms 760 KB Output is correct
19 Correct 20 ms 760 KB Output is correct
20 Correct 16 ms 760 KB Output is correct
21 Correct 20 ms 760 KB Output is correct
22 Correct 18 ms 632 KB Output is correct
23 Correct 20 ms 632 KB Output is correct
24 Execution timed out 10033 ms 30300 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #6
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 380 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 504 KB Output is correct
14 Correct 5 ms 380 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 18 ms 888 KB Output is correct
18 Correct 17 ms 760 KB Output is correct
19 Correct 20 ms 760 KB Output is correct
20 Correct 16 ms 760 KB Output is correct
21 Correct 20 ms 760 KB Output is correct
22 Correct 18 ms 632 KB Output is correct
23 Correct 20 ms 632 KB Output is correct
24 Execution timed out 10033 ms 30300 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #7
0 / 17.0

# Verdict Execution time Memory Grader output
1 Execution timed out 10027 ms 20040 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #8
0 / 9.0

# Verdict Execution time Memory Grader output
1 Execution timed out 10027 ms 20040 KB Time limit exceeded
2 Halted 0 ms 0 KB -