/in/foo.cc: In function 'void move(int*, int, int)':
/in/foo.cc:16:16: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   if (i = n - 1)
                ^
/in/foo.cc: In function 'void YSF(int*, int, int*, int)':
/in/foo.cc:32:16: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   if (i = m - 1)
                ^