foo.cc: In function ‘int main()’:
foo.cc:13:9: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation]
   13 |         if(n>=k)cout<<n-k;return 0;
      |         ^~
foo.cc:13:27: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘if’
   13 |         if(n>=k)cout<<n-k;return 0;
      |                           ^~~~~~