#include <bits/stdc++.h>   using namespace std;   int main() {     int num[3];     cin >> num[0] >> num[1] >> num[2];     char c1 =  * , c2 =  * ;     if (num[0] == 1) c1 =  + ;     if (num[2] == 1) c2 =  + ;     if (num[1] == 1 && num[0] != 1 && num[2] != 1) {       cout << max(num[0] * (num[1] + num[2]), (num[0] + num[1]) * num[2]);       return 0;     }     if (c1 ==  +  && c2 ==  * ) {       cout << ((num[0] + num[1]) * num[2]);       return 0;     }     if (c2 ==  +  && c1 ==  * ) {       cout << (num[0] * (num[1] + num[2]));       return 0;     }     if (c1 ==  +  && c2 ==  + ) {       cout << (num[0] + num[1] + num[2]);       return 0;     }     cout << (num[0] * num[1] * num[2]);     return 0;   }   