Submission #76494

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
76494	2018-09-13 20:31:54	Xellos	Seats (IOI18_seats)	C++14	11 / 100	4053 ms	134140 KiB

seats

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#include <bits/stdc++.h>
#include "seats.h"
using namespace std;
int R, C;
vector< vector<int> > table;
vector<int> pos_R, pos_C;
vector< set<int> > row_lst;
vector<int> rowmin_top, rowmin_bot;
vector<int> sdiv;
vector< vector<int> > group_min, group_max;
vector<int> group1000_min, group1000_max;
void give_initial_chart(int H, int W, vector<int> r, vector<int> c) {
  if(H > W) {
    swap(H, W);
    swap(r, c);
  }
  R = H;
  C = W;
  pos_R = r, pos_C = c;
  table.resize(R, vector<int>(C));
  for(int i = 0; i < H*W; i++) table[r[i]][c[i]] = i;
  row_lst.resize(R);
  for(int i = 0; i < H*W; i++) row_lst[r[i]].insert(i);
  rowmin_top.resize(R+1, R*C);
  rowmin_bot.resize(R+1, R*C);
  sdiv.resize(R, 0);
  for(int i = 0; i < R; i++)
    for(int j = 2; j*j <= i+1; j++) if((i+1)%j == 0) sdiv[i] = j-1;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 6 / 6
• Subtask 3: 0 / 20
• Subtask 4: 0 / 6
• Subtask 5: 0 / 33
• Subtask 6: 0 / 30