题解

#include<iostream>
using namespace std;
int main(){
    cout<<'[';
    for (int i=0;i<9;i++){
        cout<<3<<','<<' ';
    }
    cout<<3;
    cout<<']';
    return 0;
}

print("[3, 3, 3, 3, 3, 3, 3, 3, 3, 3]")