/in/foo.cc: In function 'void getinv(long long int*, long long int*, long long int)':
/in/foo.cc:51:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     getinv(f,g,len+1>>1);
                ~~~^~
/in/foo.cc: In function 'void getexp(long long int*, long long int*, long long int)':
/in/foo.cc:141:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     getexp(f,g,len+1>>1);
                ~~~^~