百步穿杨1

#include 
#include 
#include 
using namespace std;

int main() {
	int i, t, m, n, a, b;
	cin >> t;
	for (i = 1; i <= t; i++) {
		cin >> n >> m;
		for (a = 1; a <= m; a++) {
			cout << ">" << "+";
			for (b = 1; b <= n - 2; b++) {
				cout << "-";
			}
			cout << "+" << ">" << endl;
		}
	}
	return 0;
}