Submission #19647

# Submission time Handle Problem Language Result Execution time Memory
19647 2016-02-25T03:30:34 Z joinsung Α (kriii4_P1) C++
0 / 100
0 ms 1716 KB
#include <iostream>
using namespace std;

#define MOD 1000000007
long long pow[100];

int main() {
  long long a, x;
  cin >> a >> x;
  long long s = 1;
  for (int i = 0; i <= 64; i++) {
    pow[i] = s;
    s = s * s % MOD;
  }
  long long res = 1;
  int bit = 0;
  while (a > 0) {
    if (a & 1 == 1)
      res = (res * pow[bit]) % MOD;
    bit++;
    a >>= 1;
  }
  cout << res << endl;
}
# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 1716 KB Output isn't correct
2 Halted 0 ms 0 KB -