Submission #705134

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
705134	2023-03-03 12:23:04	dubabuba	Toll (BOI17_toll)	C++14	100 / 100	218 ms	142176 KiB

toll

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#include <bits/stdc++.h>
using namespace std;
const int inf = 0x3f3f3f3f;
const int mxn = 3e5 + 10;
const int LOG = 20;
int ans[6][6], tmp[6][6];
int dp[mxn][LOG][6][6];
int k, n, m, q;
void ono_min(int &s, int t) {
  if(s > t) s = t;
}
int box(int u) {
  return u / k;
}
void build() {
  for(int i = 1; i <= LOG; i++) {
    for(int Lbox = 0; Lbox <= box(n - 1); Lbox++) {
      int Mbox = Lbox + (1 << (i - 1));
      int Rbox = Lbox + (1 << i);
      if(Rbox > box(n - 1)) continue;
      for(int l = 0; l < k; l++)
      for(int r = 0; r < k; r++)
      for(int m = 0; m < k; m++)
      ono_min(dp[Lbox][i][l][r], dp[Lbox][i - 1][l][m] + dp[Mbox][i - 1][m][r]);
 
 
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• Subtask 1: 7 / 7
• Subtask 2: 10 / 10
• Subtask 3: 8 / 8
• Subtask 4: 31 / 31
• Subtask 5: 44 / 44