Main.cc: In function ‘void check(long long int*, long long int)’:
Main.cc:9:16: error: expected primary-expression before ‘;’ token
for(int i=0;i<;i++ ){
^
Main.cc:7:8: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%lld",&a[i]);
~~~~~^~~~~~~~~~~~~~
Main.cc: In function ‘int main()’:
Main.cc:25:7: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%lld",&n);
~~~~~^~~~~~~~~~~