foo.cc: In function 'int main()':
foo.cc:29:23: warning: 'e' may be used uninitialized [-Wmaybe-uninitialized]
   29 |                 cout<<e;
      |                       ^
foo.cc:5:21: note: 'e' was declared here
    5 |         int a,b,c,d,e;
      |                     ^
foo.cc:24:23: warning: 'd' may be used uninitialized [-Wmaybe-uninitialized]
   24 |                 cout<<d;
      |                       ^
foo.cc:5:19: note: 'd' was declared here
    5 |         int a,b,c,d,e;
      |                   ^
foo.cc:19:23: warning: 'c' may be used uninitialized [-Wmaybe-uninitialized]
   19 |                 cout<<c;
      |                       ^
foo.cc:5:17: note: 'c' was declared here
    5 |         int a,b,c,d,e;
      |                 ^
foo.cc:14:23: warning: 'b' may be used uninitialized [-Wmaybe-uninitialized]
   14 |                 cout<<b;
      |                       ^
foo.cc:5:15: note: 'b' was declared here
    5 |         int a,b,c,d,e;
      |               ^

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