foo.c: In function 'insert':
foo.c:9:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
    9 |     for(i=2;m>i;m--)
      |     ^~~
foo.c:10:18: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   10 |      j[m]=j[m-1];break;
      |                  ^~~~~
foo.c:6:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
    6 |  for(i=0;i<n;i++)
      |  ^~~
foo.c:12:3: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   12 |   j[i]=x;
      |   ^
foo.c:13:1: warning: control reaches end of non-void function [-Wreturn-type]
   13 | }
      | ^
foo.c: In function 'main':
foo.c:20:4: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   20 |    scanf("%d",&j[i]);
      |    ^~~~~~~~~~~~~~~~~
foo.c:21:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   21 |   scanf("%d",&x);
      |   ^~~~~~~~~~~~~~
foo.c:17:7: warning: 'cw' is used uninitialized in this function [-Wuninitialized]
   17 |  while(scanf("%d",&a)!=cw)
      |       ^

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