Submission #9335

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
9335	2014-09-28 05:38:09	corea	Phibonacci (kriii2_P)	C++14	1 / 4	0 ms	1676 KiB

P

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include <stdio.h>
#include <iostream>
#include <array>
#include <cstring>
using namespace std;
struct matrix {
  array< array<long, 2>, 2> v;
  matrix() { }
  matrix(array< array<long, 2>, 2> &s) {
    v = s;
  }
};
#define REP(i, n) for(int i=0; i < n; ++i)
const int MOD = 1000000007;
matrix operator * (const matrix &a, const matrix &b) {
  matrix c;
  c.v[0][0] = c.v[0][1] = c.v[1][0] = c.v[1][1] = 0;
  REP(k, 2) REP(i, 2) REP(j, 2) {
    c.v[i][j] += a.v[i][k] * b.v[k][j];
    c.v[i][j] %= MOD;
  }
  return c;
}
matrix I;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

• Subtask 1: 1 / 1
• Subtask 2: 0 / 3