11582c++

#include<iostream>
using namespace std;
int f[3000];
int main()
{
    unsigned long long a,b,n,i,j,t,ans,m;
    cin>>t;
    for(j=0;j<t;j++){
        cin>>a>>b>>n;
        if(n==1||a==0)  cout<<"0"<<endl;
        else if(a==1||b==0) cout<<"1"<<endl;
        else {
            f[0]=0;
            f[1]=1;
            i=2;
            for(i=2;i<3000;i++){
                f[i]=(f[i-1]+f[i-2])%n;
                if(f[i-1]==1&&f[i]==0)
                    break;
            }
            m=i;
            ans=1;
            a%=m;
            while(b>0){
                if(b%2==1)  ans=(ans*a)%m;
                a=(a*a)%m;
                b>>=1;
            }
            cout<<f[ans]<<endl;
        }
    }
    return 0;

}