/in/foo.cc: In function 'int main()':
/in/foo.cc:30:3: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   for(int i=1;i<=n;++i)
   ^~~
/in/foo.cc:49:8: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
        int ans=NUM;
        ^~~