# | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
854687 | tibinyte | Peru (RMI20_peru) | C++14 | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#define int long long
using namespace std;
const int inf = 1e16;
const int mod = 1e9 + 7;
struct Mint
{
int val;
Mint(int x = 0)
{
val = x % mod;
}
Mint(long long x)
{
val = x % mod;
}
Mint operator+(Mint oth)
{
return val + oth.val;
}
Mint operator-(Mint oth)
{
return val - oth.val + mod;
}
Mint operator*(Mint oth)
{
return 1ll * val * oth.val;
}
};
Mint powmod(int a, int b)