View Compilation Error

0_0_4926444_25995.cpp: In function `int main()':
0_0_4926444_25995.cpp:50: error: overloaded function with no contextual type information
0_0_4926444_25995.cpp:52: error: missing template arguments before '[' token
0_0_4926444_25995.cpp:53: error: no post-increment operator for type
0_0_4926444_25995.cpp:54: error: overloaded function with no contextual type information
0_0_4926444_25995.cpp: In function `void Union(int, int)':
0_0_4926444_25995.cpp:61: error: redefinition of `void Union(int, int)'
0_0_4926444_25995.cpp:26: error: `void Union(int, int)' previously defined here