/in/foo.cc: In function 'void Prepare()':
/in/foo.cc:41:3: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   for(j=1;j<=m;j++)
   ^~~
/in/foo.cc:43:4: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
    for(j=ed[i];j>=st[i];j--)
    ^~~
/in/foo.cc: In function 'void Solve(int, int)':
/in/foo.cc:69:3: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   for(i=l;i<=ed[K[l]];i++)
   ^~~
/in/foo.cc:75:4: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
    for(i=st[K[r]];i<=r;i++)
    ^~~
/in/foo.cc:60:8: warning: unused variable 'j' [-Wunused-variable]
  int i,j,k;
        ^
/in/foo.cc:60:10: warning: unused variable 'k' [-Wunused-variable]
  int i,j,k;
          ^