/in/foo.cc: In function 'int main()':
/in/foo.cc:8:20: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
 #define Rep(x,y,z) for(int x=y;x<=z;++x)
                    ^
/in/foo.cc:71:2: note: in expansion of macro 'Rep'
  Rep(i,1,n)if(G[i])cnt++;cout<<cnt<<'\n';
  ^~~
/in/foo.cc:71:26: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
  Rep(i,1,n)if(G[i])cnt++;cout<<cnt<<'\n';
                          ^~~~
/in/foo.cc:8:20: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
 #define Rep(x,y,z) for(int x=y;x<=z;++x)
                    ^
/in/foo.cc:72:2: note: in expansion of macro 'Rep'
  Rep(i,1,n)if(G[i])cout<<i<<' ';cout<<'\n';
  ^~~
/in/foo.cc:72:33: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
  Rep(i,1,n)if(G[i])cout<<i<<' ';cout<<'\n';
                                 ^~~~