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18 lines
395 B
C++

#include <cstdio>
typedef long long int64;
const int MOD = 100003;
int fast_pow(int64 a, int64 b)
{
int64 ans = 1;
for (; b; a = (a * a) % MOD, b >>= 1)
if (b & 1)
ans = (ans * a) % MOD;
return ans;
}
int main()
{
int64 m, n;
scanf("%lld%lld", &m, &n);
printf("%lld", (fast_pow(m, n) - (m * fast_pow(m - 1, n - 1)) % MOD + MOD) % MOD);
return 0;
}