题解 | 2的n次方计算
2的n次方计算
https://www.nowcoder.com/practice/35a1e8b18658411388bc1672439de1d9?channelPut=tracker3
#include <bits/stdc++.h>
using ll = long long ;
using namespace std;
int main()
{
int n;
cin>>n;
cout<<(1<<n)<<endl;
return 0;
}
查看1道真题和解析