View Compilation Error

0_0_9029253_21035.cpp: In function `int main()':
0_0_9029253_21035.cpp:19: error: name lookup of `a' changed for new ISO `for' scoping
0_0_9029253_21035.cpp:17: error:   using obsolete binding at `a'
0_0_9029253_21035.cpp:34: error: integer constant is too large for "long" type
0_0_9029253_21035.cpp:42: error: integer constant is too large for "long" type
0_0_9029253_21035.cpp:42: error: integer constant is too large for "long" type
0_0_9029253_21035.cpp:49: error: integer constant is too large for "long" type