/in/foo.c: In function 'main':
/in/foo.c:14:5: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
     while(k>n)
     ^~~~~
/in/foo.c:16:3: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while'
   k=n-k;
   ^