#include #include #include #include #include #include #include #include #include #include #include #include #define vll vector #define vvvl vector #define vvl vector> #define VV(a, b, c, d) vector>(a, vector(b, c)) #define VVV(a, b, c, d) vector(a, vvl(b, vll (c, d))); #define re(c, b) for(ll c=0;c> n; vll l(7, 0); re(i, n){ ll t;std::cin >> t; l[t]++; } ll num = 0, ans = -1; for(int i=6;i>=0;i--){ if(num