oj.uz

Submission #985470

# Submission time Handle Problem Language Result Execution time Memory
985470 2024-05-17T22:29:49 Z AdamGS Ski 2 (JOI24_ski2) C++17
100 / 100
 161 ms 334212 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long double ld;
typedef long long ll;
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
const ll INF=1e18+7;
const int LIM=307;
ll dp[LIM][LIM][LIM], odw[LIM][LIM][LIM], n, k;
pair<ll,ll>T[LIM];
vector<ll>P, ile, pref;
ll solve(ll a, ll b, ll c) {
  if(a==P.size()) return 0;
  b+=ile[a];
  if(odw[a][b][c]) return dp[a][b][c];
  odw[a][b][c]=1;
  if(b<=c) return dp[a][b][c]=solve(a+1, 0, c);
  return dp[a][b][c]=min(solve(a, b-ile[a], c+1)+pref[a-1], solve(a+1, b-c, c)+k*(b-c));
}
int main() {
  ios_base::sync_with_stdio(0); cin.tie(0);
  cin >> n >> k;
  rep(i, n) cin >> T[i].st >> T[i].nd;
  sort(T, T+n);
  P.pb(-1);
  ll akt=-1;
  rep(i, n) {
    akt=max(akt+1, T[i].st);
    P.pb(akt);
  }
  rep(i, P.size()) {
    ile.pb(0);
    pref.pb(INF);
  }
  rep(i, n) {
    rep(j, P.size()) if(T[i].st==P[j]) {
      ++ile[j];
      pref[j]=min(pref[j], T[i].nd);
    }
  }
  rep(i, (int)P.size()-1) pref[i+1]=min(pref[i+1], pref[i]);
  cout << solve(0, 0, 1) << '\n';
}

Compilation message

Main.cpp: In function 'll solve(ll, ll, ll)':
Main.cpp:16:7: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |   if(a==P.size()) return 0;
      |      ~^~~~~~~~~~
Main.cpp: In function 'int main()':
Main.cpp:5:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    5 | #define rep(a, b) for(int a = 0; a < (b); ++a)
      |                                    ^
Main.cpp:34:3: note: in expansion of macro 'rep'
   34 |   rep(i, P.size()) {
      |   ^~~
Main.cpp:5:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    5 | #define rep(a, b) for(int a = 0; a < (b); ++a)
      |                                    ^
Main.cpp:39:5: note: in expansion of macro 'rep'
   39 |     rep(j, P.size()) if(T[i].st==P[j]) {
      |     ^~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 104 ms 229716 KB Output is correct
2 Correct 28 ms 234372 KB Output is correct
3 Correct 28 ms 233716 KB Output is correct
4 Correct 32 ms 239740 KB Output is correct
5 Correct 32 ms 235108 KB Output is correct
6 Correct 34 ms 240728 KB Output is correct
7 Correct 132 ms 322640 KB Output is correct
8 Correct 144 ms 333532 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 159 ms 332884 KB Output is correct
2 Correct 156 ms 332884 KB Output is correct
3 Correct 159 ms 331848 KB Output is correct
4 Correct 143 ms 331704 KB Output is correct
5 Correct 89 ms 296784 KB Output is correct
6 Correct 85 ms 294980 KB Output is correct
7 Correct 28 ms 230476 KB Output is correct
8 Correct 27 ms 229720 KB Output is correct
9 Correct 134 ms 326736 KB Output is correct
10 Correct 118 ms 312240 KB Output is correct
11 Correct 118 ms 312200 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 8536 KB Output is correct
2 Correct 1 ms 8540 KB Output is correct
3 Correct 1 ms 8748 KB Output is correct
4 Correct 1 ms 8536 KB Output is correct
5 Correct 1 ms 8540 KB Output is correct
6 Correct 2 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 1 ms 8540 KB Output is correct
9 Correct 1 ms 8540 KB Output is correct
10 Correct 1 ms 8540 KB Output is correct
11 Correct 1 ms 8540 KB Output is correct
12 Correct 1 ms 8540 KB Output is correct
13 Correct 1 ms 8540 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 2 ms 8796 KB Output is correct
16 Correct 1 ms 8796 KB Output is correct
17 Correct 1 ms 8796 KB Output is correct
18 Correct 1 ms 8796 KB Output is correct
19 Correct 1 ms 8660 KB Output is correct
20 Correct 1 ms 8796 KB Output is correct
21 Correct 1 ms 8796 KB Output is correct
22 Correct 1 ms 8796 KB Output is correct
23 Correct 1 ms 2392 KB Output is correct

Subtask #4
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 8536 KB Output is correct
2 Correct 1 ms 8540 KB Output is correct
3 Correct 1 ms 8748 KB Output is correct
4 Correct 1 ms 8536 KB Output is correct
5 Correct 1 ms 8540 KB Output is correct
6 Correct 2 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 1 ms 8540 KB Output is correct
9 Correct 1 ms 8540 KB Output is correct
10 Correct 1 ms 8540 KB Output is correct
11 Correct 1 ms 8540 KB Output is correct
12 Correct 1 ms 8540 KB Output is correct
13 Correct 1 ms 8540 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 2 ms 8796 KB Output is correct
16 Correct 1 ms 8796 KB Output is correct
17 Correct 1 ms 8796 KB Output is correct
18 Correct 1 ms 8796 KB Output is correct
19 Correct 1 ms 8660 KB Output is correct
20 Correct 1 ms 8796 KB Output is correct
21 Correct 1 ms 8796 KB Output is correct
22 Correct 1 ms 8796 KB Output is correct
23 Correct 1 ms 2392 KB Output is correct
24 Correct 4 ms 31696 KB Output is correct
25 Correct 4 ms 31576 KB Output is correct
26 Correct 4 ms 31580 KB Output is correct
27 Correct 4 ms 31580 KB Output is correct
28 Correct 4 ms 31580 KB Output is correct
29 Correct 4 ms 31580 KB Output is correct
30 Correct 4 ms 31324 KB Output is correct
31 Correct 4 ms 31580 KB Output is correct
32 Correct 4 ms 31456 KB Output is correct
33 Correct 4 ms 31576 KB Output is correct
34 Correct 4 ms 31580 KB Output is correct
35 Correct 5 ms 31580 KB Output is correct
36 Correct 4 ms 31580 KB Output is correct
37 Correct 5 ms 33116 KB Output is correct
38 Correct 5 ms 33104 KB Output is correct
39 Correct 5 ms 33116 KB Output is correct
40 Correct 5 ms 33116 KB Output is correct
41 Correct 5 ms 33116 KB Output is correct
42 Correct 5 ms 32860 KB Output is correct
43 Correct 6 ms 33116 KB Output is correct
44 Correct 5 ms 32860 KB Output is correct
45 Correct 5 ms 32600 KB Output is correct
46 Correct 4 ms 32348 KB Output is correct
47 Correct 5 ms 32348 KB Output is correct
48 Correct 4 ms 32428 KB Output is correct

Subtask #5
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 104 ms 229716 KB Output is correct
2 Correct 28 ms 234372 KB Output is correct
3 Correct 28 ms 233716 KB Output is correct
4 Correct 32 ms 239740 KB Output is correct
5 Correct 32 ms 235108 KB Output is correct
6 Correct 34 ms 240728 KB Output is correct
7 Correct 132 ms 322640 KB Output is correct
8 Correct 144 ms 333532 KB Output is correct
9 Correct 159 ms 332884 KB Output is correct
10 Correct 156 ms 332884 KB Output is correct
11 Correct 159 ms 331848 KB Output is correct
12 Correct 143 ms 331704 KB Output is correct
13 Correct 89 ms 296784 KB Output is correct
14 Correct 85 ms 294980 KB Output is correct
15 Correct 28 ms 230476 KB Output is correct
16 Correct 27 ms 229720 KB Output is correct
17 Correct 134 ms 326736 KB Output is correct
18 Correct 118 ms 312240 KB Output is correct
19 Correct 118 ms 312200 KB Output is correct
20 Correct 1 ms 8536 KB Output is correct
21 Correct 1 ms 8540 KB Output is correct
22 Correct 1 ms 8748 KB Output is correct
23 Correct 1 ms 8536 KB Output is correct
24 Correct 1 ms 8540 KB Output is correct
25 Correct 2 ms 8540 KB Output is correct
26 Correct 1 ms 8540 KB Output is correct
27 Correct 1 ms 8540 KB Output is correct
28 Correct 1 ms 8540 KB Output is correct
29 Correct 1 ms 8540 KB Output is correct
30 Correct 1 ms 8540 KB Output is correct
31 Correct 1 ms 8540 KB Output is correct
32 Correct 1 ms 8540 KB Output is correct
33 Correct 1 ms 8796 KB Output is correct
34 Correct 2 ms 8796 KB Output is correct
35 Correct 1 ms 8796 KB Output is correct
36 Correct 1 ms 8796 KB Output is correct
37 Correct 1 ms 8796 KB Output is correct
38 Correct 1 ms 8660 KB Output is correct
39 Correct 1 ms 8796 KB Output is correct
40 Correct 1 ms 8796 KB Output is correct
41 Correct 1 ms 8796 KB Output is correct
42 Correct 1 ms 2392 KB Output is correct
43 Correct 4 ms 31696 KB Output is correct
44 Correct 4 ms 31576 KB Output is correct
45 Correct 4 ms 31580 KB Output is correct
46 Correct 4 ms 31580 KB Output is correct
47 Correct 4 ms 31580 KB Output is correct
48 Correct 4 ms 31580 KB Output is correct
49 Correct 4 ms 31324 KB Output is correct
50 Correct 4 ms 31580 KB Output is correct
51 Correct 4 ms 31456 KB Output is correct
52 Correct 4 ms 31576 KB Output is correct
53 Correct 4 ms 31580 KB Output is correct
54 Correct 5 ms 31580 KB Output is correct
55 Correct 4 ms 31580 KB Output is correct
56 Correct 5 ms 33116 KB Output is correct
57 Correct 5 ms 33104 KB Output is correct
58 Correct 5 ms 33116 KB Output is correct
59 Correct 5 ms 33116 KB Output is correct
60 Correct 5 ms 33116 KB Output is correct
61 Correct 5 ms 32860 KB Output is correct
62 Correct 6 ms 33116 KB Output is correct
63 Correct 5 ms 32860 KB Output is correct
64 Correct 5 ms 32600 KB Output is correct
65 Correct 4 ms 32348 KB Output is correct
66 Correct 5 ms 32348 KB Output is correct
67 Correct 4 ms 32428 KB Output is correct
68 Correct 27 ms 230488 KB Output is correct
69 Correct 28 ms 232528 KB Output is correct
70 Correct 29 ms 232276 KB Output is correct
71 Correct 32 ms 238024 KB Output is correct
72 Correct 27 ms 228688 KB Output is correct
73 Correct 28 ms 229968 KB Output is correct
74 Correct 27 ms 228956 KB Output is correct
75 Correct 26 ms 227924 KB Output is correct
76 Correct 26 ms 225616 KB Output is correct
77 Correct 26 ms 225620 KB Output is correct
78 Correct 32 ms 237400 KB Output is correct
79 Correct 35 ms 241576 KB Output is correct
80 Correct 34 ms 239956 KB Output is correct
81 Correct 155 ms 332908 KB Output is correct
82 Correct 152 ms 333068 KB Output is correct
83 Correct 160 ms 333548 KB Output is correct
84 Correct 152 ms 333648 KB Output is correct
85 Correct 157 ms 334212 KB Output is correct
86 Correct 135 ms 322620 KB Output is correct
87 Correct 147 ms 323152 KB Output is correct
88 Correct 129 ms 312404 KB Output is correct
89 Correct 100 ms 301424 KB Output is correct
90 Correct 49 ms 251216 KB Output is correct

Subtask #6
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 104 ms 229716 KB Output is correct
2 Correct 28 ms 234372 KB Output is correct
3 Correct 28 ms 233716 KB Output is correct
4 Correct 32 ms 239740 KB Output is correct
5 Correct 32 ms 235108 KB Output is correct
6 Correct 34 ms 240728 KB Output is correct
7 Correct 132 ms 322640 KB Output is correct
8 Correct 144 ms 333532 KB Output is correct
9 Correct 159 ms 332884 KB Output is correct
10 Correct 156 ms 332884 KB Output is correct
11 Correct 159 ms 331848 KB Output is correct
12 Correct 143 ms 331704 KB Output is correct
13 Correct 89 ms 296784 KB Output is correct
14 Correct 85 ms 294980 KB Output is correct
15 Correct 28 ms 230476 KB Output is correct
16 Correct 27 ms 229720 KB Output is correct
17 Correct 134 ms 326736 KB Output is correct
18 Correct 118 ms 312240 KB Output is correct
19 Correct 118 ms 312200 KB Output is correct
20 Correct 1 ms 8536 KB Output is correct
21 Correct 1 ms 8540 KB Output is correct
22 Correct 1 ms 8748 KB Output is correct
23 Correct 1 ms 8536 KB Output is correct
24 Correct 1 ms 8540 KB Output is correct
25 Correct 2 ms 8540 KB Output is correct
26 Correct 1 ms 8540 KB Output is correct
27 Correct 1 ms 8540 KB Output is correct
28 Correct 1 ms 8540 KB Output is correct
29 Correct 1 ms 8540 KB Output is correct
30 Correct 1 ms 8540 KB Output is correct
31 Correct 1 ms 8540 KB Output is correct
32 Correct 1 ms 8540 KB Output is correct
33 Correct 1 ms 8796 KB Output is correct
34 Correct 2 ms 8796 KB Output is correct
35 Correct 1 ms 8796 KB Output is correct
36 Correct 1 ms 8796 KB Output is correct
37 Correct 1 ms 8796 KB Output is correct
38 Correct 1 ms 8660 KB Output is correct
39 Correct 1 ms 8796 KB Output is correct
40 Correct 1 ms 8796 KB Output is correct
41 Correct 1 ms 8796 KB Output is correct
42 Correct 1 ms 2392 KB Output is correct
43 Correct 4 ms 31696 KB Output is correct
44 Correct 4 ms 31576 KB Output is correct
45 Correct 4 ms 31580 KB Output is correct
46 Correct 4 ms 31580 KB Output is correct
47 Correct 4 ms 31580 KB Output is correct
48 Correct 4 ms 31580 KB Output is correct
49 Correct 4 ms 31324 KB Output is correct
50 Correct 4 ms 31580 KB Output is correct
51 Correct 4 ms 31456 KB Output is correct
52 Correct 4 ms 31576 KB Output is correct
53 Correct 4 ms 31580 KB Output is correct
54 Correct 5 ms 31580 KB Output is correct
55 Correct 4 ms 31580 KB Output is correct
56 Correct 5 ms 33116 KB Output is correct
57 Correct 5 ms 33104 KB Output is correct
58 Correct 5 ms 33116 KB Output is correct
59 Correct 5 ms 33116 KB Output is correct
60 Correct 5 ms 33116 KB Output is correct
61 Correct 5 ms 32860 KB Output is correct
62 Correct 6 ms 33116 KB Output is correct
63 Correct 5 ms 32860 KB Output is correct
64 Correct 5 ms 32600 KB Output is correct
65 Correct 4 ms 32348 KB Output is correct
66 Correct 5 ms 32348 KB Output is correct
67 Correct 4 ms 32428 KB Output is correct
68 Correct 27 ms 230488 KB Output is correct
69 Correct 28 ms 232528 KB Output is correct
70 Correct 29 ms 232276 KB Output is correct
71 Correct 32 ms 238024 KB Output is correct
72 Correct 27 ms 228688 KB Output is correct
73 Correct 28 ms 229968 KB Output is correct
74 Correct 27 ms 228956 KB Output is correct
75 Correct 26 ms 227924 KB Output is correct
76 Correct 26 ms 225616 KB Output is correct
77 Correct 26 ms 225620 KB Output is correct
78 Correct 32 ms 237400 KB Output is correct
79 Correct 35 ms 241576 KB Output is correct
80 Correct 34 ms 239956 KB Output is correct
81 Correct 155 ms 332908 KB Output is correct
82 Correct 152 ms 333068 KB Output is correct
83 Correct 160 ms 333548 KB Output is correct
84 Correct 152 ms 333648 KB Output is correct
85 Correct 157 ms 334212 KB Output is correct
86 Correct 135 ms 322620 KB Output is correct
87 Correct 147 ms 323152 KB Output is correct
88 Correct 129 ms 312404 KB Output is correct
89 Correct 100 ms 301424 KB Output is correct
90 Correct 49 ms 251216 KB Output is correct
91 Correct 26 ms 225616 KB Output is correct
92 Correct 25 ms 225620 KB Output is correct
93 Correct 26 ms 225628 KB Output is correct
94 Correct 25 ms 225624 KB Output is correct
95 Correct 26 ms 225708 KB Output is correct
96 Correct 26 ms 225620 KB Output is correct
97 Correct 26 ms 225620 KB Output is correct
98 Correct 25 ms 226040 KB Output is correct
99 Correct 27 ms 225628 KB Output is correct
100 Correct 25 ms 225616 KB Output is correct
101 Correct 26 ms 225620 KB Output is correct
102 Correct 25 ms 225628 KB Output is correct
103 Correct 28 ms 225676 KB Output is correct
104 Correct 156 ms 333128 KB Output is correct
105 Correct 149 ms 332884 KB Output is correct
106 Correct 161 ms 333556 KB Output is correct
107 Correct 150 ms 333700 KB Output is correct
108 Correct 111 ms 308088 KB Output is correct
109 Correct 97 ms 298064 KB Output is correct
110 Correct 86 ms 287060 KB Output is correct
111 Correct 49 ms 251224 KB Output is correct