Submission #737357

#	Time	Username	Problem	Language	Result	Execution time	Memory
737357		keisuke6	Hexagonal Territory (APIO21_hexagon)	C++14	3 / 100	1 ms	212 KiB

hexagon

#include "hexagon.h"
#include <vector>
int draw_territory(int N, int A, int B, std::vector<int> D, std::vector<int> L){
  long long a = ((long long)(L[0]+1)*(L[0]+2)/2%1000000007)*A%1000000007;
  long long b = (long long)(L[0]-1)*L[0]%1000000007*(L[0]+1)%1000000007;
  while(b%3) b += 1000000007;
  b /= 3;
  b = (b+1000000007)*B%1000000007;
  int ans = a+b;
  ans = (ans+1000000007)%1000000007;
  return ans;
}

• Subtask 1: 3 / 3
• Subtask 2: 0 / 6
• Subtask 3: 0 / 11
• Subtask 4: 0 / 12
• Subtask 5: 0 / 15
• Subtask 6: 0 / 19
• Subtask 7: 0 / 18
• Subtask 8: 0 / 16