foo.c: In function 'main':
foo.c:12:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   12 |    for(i=2;i<x;i++)
      |    ^~~
foo.c:18:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   18 |     if(x==1)
      |     ^~
foo.c:5:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
    5 |  scanf("%d",&n);
      |  ^~~~~~~~~~~~~~

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