oj.uz

Submission #817779

# Submission time Handle Problem Language Result Execution time Memory
817779 2023-08-09T16:11:51 Z cig32 Akcija (COCI21_akcija) C++17
90 / 110
 249 ms 524288 KB 
#include "bits/stdc++.h"
using namespace std;
#define int long long 
#define double long double
const int MAXN = 1e5 + 10;
const int MOD = 1e9 + 7;
mt19937_64 rng((int)std::chrono::steady_clock::now().time_since_epoch().count());
int rnd(int x, int y) {
  int u = uniform_int_distribution<int>(x, y)(rng); return u;
}
int bm(int b, int p) {
  if(p==0) return 1 % MOD;
  int r = bm(b, p >> 1);
  if(p&1) return (((r*r) % MOD) * b) % MOD;
  return (r*r) % MOD;
}
int inv(int b) { 
  return bm(b, MOD-2);
}
int fastlog(int x) {
  return (x == 0 ? -1 : 64 - __builtin_clzll(x) - 1);
}
void printcase(int i) { cout << "Case #" << i << ": "; }
bool cmp(pair<int, int> x, pair<int, int> y) {
  return x.second < y.second;
}
void solve(int tc) {
  int n, k;
  cin >> n >> k;
  pair<int, int> p[n+1];
  for(int i=1; i<=n; i++) cin >> p[i].first >> p[i].second;
  sort(p+1, p+1+n, cmp);
  int dp[n+1][n+1][k+1];
  for(int i=1; i<=n; i++) {
    for(int j=1; j<=k; j++) {
      dp[0][i][j] = 1e18;
    }
  }
  dp[0][0][1] = 0;
  for(int i=2; i<=k; i++) dp[0][0][i] = 1e18;
  for(int i=1; i<=n; i++) {
    for(int j=0; j<i; j++) {
      for(int l=1; l<=k; l++) {
        dp[i][j][l] = 1e18;
      }
    }
    int opt[k+1];
    for(int j=1; j<=k; j++) opt[j] = 1e18;
    for(int j=0; j<i; j++) {
      int res[k+1];
      int p1 = 1, p2 = 1;
      for(int l=1; l<=k; l++) {
        if(dp[i-1][j][p1] < opt[p2]) {
          res[l] = dp[i-1][j][p1++];
        }
        else {
          res[l] = opt[p2++];
        }
      }
      for(int l=1; l<=k; l++) {
        opt[l] = res[l];
      }
    }
    for(int j=i; j<=n; j++) {
      if(p[j].second >= i) {
        for(int l=1; l<=k; l++) dp[i][j][l] = opt[l] + p[j].first;
      }
      else {
        for(int l=1; l<=k; l++) dp[i][j][l] = 1e18;
      }
      int res[k+1];
      int p1 = 1, p2 = 1;
      for(int l=1; l<=k; l++) {
        if(dp[i-1][j][p1] < opt[p2]) {
          res[l] = dp[i-1][j][p1++];
        }
        else {
          res[l] = opt[p2++];
        }
      }
      for(int l=1; l<=k; l++) {
        opt[l] = res[l];
      }
    }
  }
  vector<pair<int, int> > sol;
  for(int i=n; i>=0; i--) {
    vector<int> v;
    for(int j=i; j<=n; j++) {
      for(int l=1; l<=k; l++) {
        if(dp[i][j][l] <= 1e13) v.push_back(dp[i][j][l]);
      }
    }
    sort(v.begin(), v.end());
    for(int x: v) {
      sol.push_back({i, x});
    }
  }
  for(int i=0; i<k; i++) {
    cout << sol[i].first << ' ' << sol[i].second << '\n';
  }
  
}
int32_t main() {
  ios::sync_with_stdio(0); cin.tie(0);
  int t = 1; //cin >> t;
  for(int i=1; i<=t; i++) solve(i);
}
// 勿忘初衷

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 95 ms 90984 KB Output is correct
2 Correct 105 ms 96036 KB Output is correct
3 Correct 88 ms 86152 KB Output is correct
4 Correct 88 ms 84904 KB Output is correct
5 Correct 121 ms 94764 KB Output is correct
6 Correct 44 ms 51752 KB Output is correct
7 Correct 54 ms 62812 KB Output is correct
8 Correct 45 ms 53836 KB Output is correct
9 Correct 48 ms 52412 KB Output is correct
10 Correct 58 ms 63652 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 324 KB Output is correct
13 Correct 1 ms 340 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 95 ms 90984 KB Output is correct
2 Correct 105 ms 96036 KB Output is correct
3 Correct 88 ms 86152 KB Output is correct
4 Correct 88 ms 84904 KB Output is correct
5 Correct 121 ms 94764 KB Output is correct
6 Correct 44 ms 51752 KB Output is correct
7 Correct 54 ms 62812 KB Output is correct
8 Correct 45 ms 53836 KB Output is correct
9 Correct 48 ms 52412 KB Output is correct
10 Correct 58 ms 63652 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 324 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 121 ms 90992 KB Output is correct
15 Correct 127 ms 96040 KB Output is correct
16 Correct 122 ms 86256 KB Output is correct
17 Correct 109 ms 84876 KB Output is correct
18 Correct 128 ms 94804 KB Output is correct
19 Correct 44 ms 51788 KB Output is correct
20 Correct 53 ms 62780 KB Output is correct
21 Correct 46 ms 53832 KB Output is correct
22 Correct 49 ms 52400 KB Output is correct
23 Correct 65 ms 63664 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 340 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 249 ms 152648 KB Output is correct
2 Correct 240 ms 160232 KB Output is correct
3 Correct 195 ms 145504 KB Output is correct
4 Correct 217 ms 143472 KB Output is correct
5 Correct 239 ms 158336 KB Output is correct
6 Correct 59 ms 77456 KB Output is correct
7 Correct 85 ms 94080 KB Output is correct
8 Correct 74 ms 80716 KB Output is correct
9 Correct 80 ms 78860 KB Output is correct
10 Correct 119 ms 99316 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 340 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 8520 KB Output is correct
2 Correct 10 ms 9084 KB Output is correct
3 Correct 8 ms 7872 KB Output is correct
4 Correct 6 ms 7000 KB Output is correct
5 Correct 11 ms 9524 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 5 ms 7916 KB Output is correct
8 Correct 4 ms 5704 KB Output is correct
9 Correct 4 ms 5972 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 8 ms 8300 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 15760 KB Output is correct
2 Correct 22 ms 16244 KB Output is correct
3 Correct 26 ms 15052 KB Output is correct
4 Correct 27 ms 14908 KB Output is correct
5 Correct 24 ms 16536 KB Output is correct
6 Correct 4 ms 6228 KB Output is correct
7 Correct 7 ms 9040 KB Output is correct
8 Correct 4 ms 6816 KB Output is correct
9 Correct 8 ms 7360 KB Output is correct
10 Correct 8 ms 8904 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 232 KB Output is correct
13 Correct 7 ms 4172 KB Output is correct

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 95 ms 90984 KB Output is correct
2 Correct 105 ms 96036 KB Output is correct
3 Correct 88 ms 86152 KB Output is correct
4 Correct 88 ms 84904 KB Output is correct
5 Correct 121 ms 94764 KB Output is correct
6 Correct 44 ms 51752 KB Output is correct
7 Correct 54 ms 62812 KB Output is correct
8 Correct 45 ms 53836 KB Output is correct
9 Correct 48 ms 52412 KB Output is correct
10 Correct 58 ms 63652 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 324 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 121 ms 90992 KB Output is correct
15 Correct 127 ms 96040 KB Output is correct
16 Correct 122 ms 86256 KB Output is correct
17 Correct 109 ms 84876 KB Output is correct
18 Correct 128 ms 94804 KB Output is correct
19 Correct 44 ms 51788 KB Output is correct
20 Correct 53 ms 62780 KB Output is correct
21 Correct 46 ms 53832 KB Output is correct
22 Correct 49 ms 52400 KB Output is correct
23 Correct 65 ms 63664 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 249 ms 152648 KB Output is correct
28 Correct 240 ms 160232 KB Output is correct
29 Correct 195 ms 145504 KB Output is correct
30 Correct 217 ms 143472 KB Output is correct
31 Correct 239 ms 158336 KB Output is correct
32 Correct 59 ms 77456 KB Output is correct
33 Correct 85 ms 94080 KB Output is correct
34 Correct 74 ms 80716 KB Output is correct
35 Correct 80 ms 78860 KB Output is correct
36 Correct 119 ms 99316 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 10 ms 8520 KB Output is correct
41 Correct 10 ms 9084 KB Output is correct
42 Correct 8 ms 7872 KB Output is correct
43 Correct 6 ms 7000 KB Output is correct
44 Correct 11 ms 9524 KB Output is correct
45 Correct 0 ms 340 KB Output is correct
46 Correct 5 ms 7916 KB Output is correct
47 Correct 4 ms 5704 KB Output is correct
48 Correct 4 ms 5972 KB Output is correct
49 Correct 1 ms 468 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 8 ms 8300 KB Output is correct
53 Correct 23 ms 15760 KB Output is correct
54 Correct 22 ms 16244 KB Output is correct
55 Correct 26 ms 15052 KB Output is correct
56 Correct 27 ms 14908 KB Output is correct
57 Correct 24 ms 16536 KB Output is correct
58 Correct 4 ms 6228 KB Output is correct
59 Correct 7 ms 9040 KB Output is correct
60 Correct 4 ms 6816 KB Output is correct
61 Correct 8 ms 7360 KB Output is correct
62 Correct 8 ms 8904 KB Output is correct
63 Correct 1 ms 212 KB Output is correct
64 Correct 1 ms 232 KB Output is correct
65 Correct 7 ms 4172 KB Output is correct
66 Runtime error 192 ms 524288 KB Execution killed with signal 9
67 Halted 0 ms 0 KB -