题解 | #2的n次方计算#
2的n次方计算
https://www.nowcoder.com/practice/35a1e8b18658411388bc1672439de1d9
#include <stdio.h>
#include<math.h>
int main() {
long long a = 2;
scanf("%lld",&a);
printf("%lld",(long long)pow(2,a));
}
2的n次方计算
https://www.nowcoder.com/practice/35a1e8b18658411388bc1672439de1d9
#include <stdio.h>
#include<math.h>
int main() {
long long a = 2;
scanf("%lld",&a);
printf("%lld",(long long)pow(2,a));
}
相关推荐