foo.c: In function 'main':
foo.c:27:3: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   27 |   if(m)
      |   ^~
foo.c:29:4: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   29 |    m=1;
      |    ^
foo.c:7:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
    7 |  scanf("%d",&num);
      |  ^~~~~~~~~~~~~~~~

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