#include using namespace std; #define int long long typedef vectorvint; typedef pairpint; typedef vectorvpint; #define rep(i,n) for(int i=0;i<(n);i++) #define reps(i,f,n) for(int i=(f);i<(n);i++) #define all(v) (v).begin(),(v).end() #define each(it,v) for(__typeof((v).begin()) it=(v).begin();it!=(v).end();it++) #define pb push_back #define mp make_pair #define fi first #define se second templateinline void chmin(A &a,B b){if(a>b)a=b;} templateinline void chmax(A &a,B b){if(a>=1; } return ret; } int A,B,C; signed main(){ int t=1000000007; scanf("%lld^%lld^%lld",&A,&B,&C); cout<