제출 #20029

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
20029	2016-02-25 08:42:48	xdoju	흑백 (kriii4_G)	C++14	0 / 100	0 ms	1084 KiB

G

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#include <cstdio>
using namespace std;
const int MOD = 1000000007ll;
int modpow(int r, int n) {
  int ret = 1;
  while (n > 0) {
    if (n % 2 > 0) {
      ret = ((long long)ret * r) % MOD;
    }
    r = ((long long)r * r) % MOD;
    n /= 2;
  }
  return ret;
}
inline int modinv(int n) {
  return modpow(n, MOD - 2);
}
inline int modprod(int a, int b) {
  a = a % MOD;
  b = b % MOD;
  return ((long long)a * b) % MOD;
}
inline int modprod(int a, int b, int c) {
  c = c % MOD;
  return (modprod(a, b) * (long long)c) % MOD;
 
 
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