foo.c: In function 'SetInter':
foo.c:15:6: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   15 |    { for(t=j; t<k ;t++)
      |      ^~~
foo.c:17:6: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   17 |      j--;
      |      ^
foo.c:20:2: warning: statement with no effect [-Wunused-value]
   20 |  for(i+0; i<k ;i+1)
      |  ^~~
foo.c:20:17: warning: statement with no effect [-Wunused-value]
   20 |  for(i+0; i<k ;i+1)
      |                ~^~
foo.c: In function 'main':
foo.c:26:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   26 |   scanf("%d %d %d",&n1,&n2,&n3);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
foo.c:28:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   28 |   scanf("%d",&a1[i]);
      |   ^~~~~~~~~~~~~~~~~~
foo.c:30:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   30 |   scanf("%d",&a2[i]);
      |   ^~~~~~~~~~~~~~~~~~
foo.c:32:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   32 |   scanf("%d",&a3[i]);
      |   ^~~~~~~~~~~~~~~~~~

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