foo.cc: In function 'int main()':
foo.cc:8:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    8 |  scanf("%d %d",&abcd1,&abcd2);
      |  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~
foo.cc:7:32: warning: 'count' may be used uninitialized in this function [-Wmaybe-uninitialized]
    7 |  int abcd1,abcd2,ab,cd,i,a[10],count;
      |                                ^~~~~

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