foo.c: In function 'main':
foo.c:14:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   14 |    for(x=2;x<i;x++)
      |    ^~~
foo.c:21:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   21 |     if(i==1)
      |     ^~
foo.c:7:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
    7 |  scanf("%d",&n);
      |  ^~~~~~~~~~~~~~

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