foo.c: In function 'main':
foo.c:14:2: warning: this 'else' clause does not guard... [-Wmisleading-indentation]
   14 |  else
      |  ^~~~
foo.c:16:3: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'else'
   16 |   return 0;
      |   ^~~~~~
foo.c:5:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
    5 |  scanf("%d",&a);
      |  ^~~~~~~~~~~~~~
foo.c:12:4: warning: 'i' may be used uninitialized in this function [-Wmaybe-uninitialized]
   12 |  if(i==b)
      |    ^

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