/in/foo.c: In function 'Insert':
/in/foo.c:18:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
     for(i=0;i<n;i++)
     ^~~
/in/foo.c:25:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
  a[n]=x;
  ^