View Compilation Error

0_0_36547921_5778.cpp: In function 'int main()':
0_0_36547921_5778.cpp:46:20: error: 'I' was not declared in this scope
   int n,m;FOR_EACH(I,n,m,)cnt=0;
                    ^
0_0_36547921_5778.cpp:46:26: error: expected primary-expression before ')' token
   int n,m;FOR_EACH(I,n,m,)cnt=0;
                          ^
0_0_36547921_5778.cpp:46:26: error: 'FOR_EACH' was not declared in this scope