Main.cc: In function ‘int main()’:
Main.cc:20:4: error: invalid operands of types ‘int’ and ‘int [20]’ to binary ‘operator/’
n1/=b;
~~^~~
Main.cc:20:6: error: in evaluation of ‘operator/=(int, int [20])’
n1/=b;
^
Main.cc:21:4: error: invalid operands of types ‘int’ and ‘int [20]’ to binary ‘operator/’
n2/=b;
~~^~~
Main.cc:21:6: error: in evaluation of ‘operator/=(int, int [20])’
n2/=b;
^