Submission #19773

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
19773	2016-02-25 05:29:08	xdoju	창문 (kriii4_C)	C++14	100 / 100	0 ms	1084 KiB

C

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#include <cstdio>
using namespace std;
const long long MOD = 1000000007ll;
long long modpow(long long r, long long n) {
  long long ret = 1;
  while (n > 0) {
    if (n % 2 > 0) {
      ret = (ret * r) % MOD;
    }
    r = (r * r) % MOD;
    n /= 2;
  }
  return ret;
}
long long modinv(long long n) {
  return modpow(n, MOD - 2);
}
long long modprod(long long a, long long b) {
  a = a % MOD;
  b = b % MOD;
  return (a * b) % MOD;
}
long long modprod(long long a, long long b, long long c) {
  c = c % MOD;
  return (modprod(a, b) * c) % MOD;
 
 
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• Subtask 1: 3 / 3
• Subtask 2: 97 / 97