Mã chấm: 269156

Main.cc: In function ‘int main()’:
Main.cc:22:19: error: invalid conversion from ‘int’ to ‘int*’ [-fpermissive]
      if (luythua(n)) {
                   ^
Main.cc:22:19: error: too few arguments to function ‘int luythua(int*, int)’
Main.cc:11:5: note: declared here
 int luythua(int a[], int n) {
     ^~~~~~~
Main.cc: In function ‘void arrayinput(int*, int)’:
Main.cc:8:14: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d ", &a[i]);
         ~~~~~^~~~~~~~~~~~~~
Main.cc: In function ‘int main()’:
Main.cc:20:10: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d ", &n);
     ~~~~~^~~~~~~~~~~