55 lines
738 B
C
55 lines
738 B
C
#include <stdio.h>
|
|
|
|
long long modinv(long a, long b)
|
|
{
|
|
/* From: http://rosettacode.org/wiki/Modular_inverse#C */
|
|
|
|
long long t = 0, nt = 1, r = b, nr = a % b, q, tmp;
|
|
|
|
while (nr) {
|
|
q = r / nr;
|
|
|
|
tmp = nt;
|
|
nt = t - q * nt;
|
|
t = tmp;
|
|
|
|
tmp = nr;
|
|
nr = r - q * nr;
|
|
r = tmp;
|
|
}
|
|
|
|
return (t < 0) ? t + b : t;
|
|
}
|
|
|
|
long powmod(long a, long b, long k)
|
|
{
|
|
if (b == 1)
|
|
return a;
|
|
|
|
long long p = powmod(a, b / 2, k);
|
|
p = (b % 2) ? p * p * a % k : p * p % k;
|
|
|
|
return p;
|
|
}
|
|
|
|
int main()
|
|
{
|
|
short t, i;
|
|
long a, b, k, j;
|
|
long long c = 1;
|
|
|
|
scanf("%hd", &t);
|
|
|
|
for (i = t; i; i--) {
|
|
scanf("%ld %ld %ld", &a, &b, &k);
|
|
|
|
if (b < 0) {
|
|
a = modinv(a, k) % k;
|
|
b = -b;
|
|
}
|
|
|
|
printf("%ld\n", (b) ? powmod(a, b, k) : 1);
|
|
}
|
|
|
|
return 0;
|
|
}
|