/in/foo.cc: In function 'void build(int, int, int)':
/in/foo.cc:47:24: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   47 | #define md int mid = l + r >> 1
      |                      ~~^~~
/in/foo.cc:53:5: note: in expansion of macro 'md'
   53 |     md;
      |     ^~
/in/foo.cc: In function 'void ps(int, int, int)':
/in/foo.cc:47:24: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   47 | #define md int mid = l + r >> 1
      |                      ~~^~~
/in/foo.cc:70:5: note: in expansion of macro 'md'
   70 |     md;
      |     ^~
/in/foo.cc: In function 'void xg(int, long long int, int, int, int, int)':
/in/foo.cc:47:24: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   47 | #define md int mid = l + r >> 1
      |                      ~~^~~
/in/foo.cc:85:15: note: in expansion of macro 'md'
   85 |     ps(q,l,r);md;
      |               ^~
/in/foo.cc: In function 'long long int cx(int, int, int, int)':
/in/foo.cc:47:24: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   47 | #define md int mid = l + r >> 1
      |                      ~~^~~
/in/foo.cc:93:15: note: in expansion of macro 'md'
   93 |     ps(q,l,r);md;
      |               ^~
/in/foo.cc: In function 'int main()':
/in/foo.cc:102:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  102 |     for(i = 1;i <= n;++i) a[i] = read();for(i = 1;i <= n;++i) b[i] = read();
      |     ^~~
/in/foo.cc:102:41: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
  102 |     for(i = 1;i <= n;++i) a[i] = read();for(i = 1;i <= n;++i) b[i] = read();
      |                                         ^~~