foo.cc: In function ‘int main()’:
foo.cc:31:17: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation]
   31 |                 if(i%a==0&&i%b==0)
      |                 ^~
foo.cc:33:25: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘if’
   33 |                         break;
      |                         ^~~~~
foo.cc:35:18: warning: ‘c’ may be used uninitialized [-Wmaybe-uninitialized]
   35 |         cout<<c<<" "<<d<<endl;
      |                  ^~~
foo.cc:17:17: note: ‘c’ was declared here
   17 |         int a,b,c,d;
      |                 ^