# include <iostream> # include <algorithm> #include <array> # include <cassert> #include <cctype> #include <climits> #include <numeric> # include <vector> # include <string> # include <set> # include <map> # include <cmath> # include <iomanip> # include <functional> # include <tuple> # include <utility> # include <stack> # include <queue> # include <list> # include <bitset> # include <complex> # include <chrono> # include <random> # include <limits.h> # include <unordered_map> # include <unordered_set> # include <deque> # include <cstdio> # include <cstring> #include <stdio.h> using namespace std; using LL = long long; using ULL = unsigned long long; constexpr long long MOD = 1000000000 + 7; const double PI = acos(-1); struct Tll { LL first, second, third; }; int h, w, n, m, k, s, t, q, sum, last, cnt, ans,a[2000000],b[2000000]; string str; bool f; char c; int main(void) { scanf("%d", &n); char x = 60, y = 61, z = 62; while(n){ scanf("%d%d", &h, &w); if (h - w == 0)printf("%c\n", y); else if (h - w == abs(h - w))printf("%c\n",z); else printf("%c\n", x); // cout << (char)x << endl; n--; } return 0; }