v#include using namespace std; int main() { int a,b; cin>>a>>b; for(int i=0;a<=i<=b;i++) { cout<<i<<" "; } return 0; } 恶搞

#include<iostream>
using namespace std;
int main(){
  int a,b;
  cin>>a>>b;
  for(int i=a;i<=b;i++){
    cout<<i<<" ";
  }
  return 0;
}