Run id: 256

Main.cc: In function 'int main()':
Main.cc:14:14: error: redeclaration of 'int a2'
  int a,a1,a2,a2;
              ^
Main.cc:14:11: error: 'int a2' previously declared here
  int a,a1,a2,a2;
           ^
Main.cc:18:2: error: 'a3' was not declared in this scope
  a3=a/100%10;
  ^