Problem 475. Is this group simply connected?

Solution 679129

Submitted on 2 Jun 2015

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Test	Status	Code Input and Output
1	Fail	%% node_pairs = [8 9; 8 3]; tf = true; assert(isequal(isConnected(node_pairs),tf)) ans = 0 Assertion failed.
2	Pass	%% node_pairs = [ 1 2; 2 3; 1 4; 3 4; 5 6 ]; tf = false; assert(isequal(isConnected(node_pairs),tf)) ans = 0
3	Pass	%% node_pairs = [ 1 2; 2 3; 1 4; 3 4; 5 6; 6 2 ]; tf = true; assert(isequal(isConnected(node_pairs),tf)) ans = 1
4	Fail	%% node_pairs = [ 1 2; 2 100]; tf = true; assert(isequal(isConnected(node_pairs),tf)) ans = 0 Assertion failed.
5	Pass	%% node_pairs = [ 1 2; 50 100]; tf = false; assert(isequal(isConnected(node_pairs),tf)) ans = 0
6	Fail	%% node_pairs = [ 4 17 ]; tf = true; assert(isequal(isConnected(node_pairs),tf)) ans = 0 Assertion failed.