题解 | #数值的整数次方#
数值的整数次方
https://www.nowcoder.com/practice/1a834e5e3e1a4b7ba251417554e07c00
class Solution {
public:
double Power(double base, int exponent) {
if(exponent<0){
base=1/base;
exponent=-exponent;
}
double ans=1.0;
for(int i=1;i<=exponent;++i){
ans*=base;
}
return ans;
}
};
