Run id: 159658

Main.cc: In function 'int main()':
Main.cc:6:9: error: 's' was not declared in this scope
  cin>>a;s
         ^
Main.cc:8:5: error: 'len' was not declared in this scope
  if(len>3){
     ^
Main.cc:16:5: error: 'len' was not declared in this scope
  if(len>2){
     ^