foo.cc:3:21: error: expected initializer before 'i'
    3 | long long a[1000000]i=2,b[1000000];
      |                     ^
foo.cc: In function 'int main()':
foo.cc:14:9: error: 'i' was not declared in this scope
   14 |    if(n%i==0)
      |         ^
foo.cc:15:4: error: 'a' was not declared in this scope
   15 |    a[i]++,n/=i;
      |    ^
foo.cc:19:9: error: 'a' was not declared in this scope
   19 |   int m=a[1];
      |         ^

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