题解 | #斐波那契数列#
斐波那契数列
https://www.nowcoder.com/practice/c6c7742f5ba7442aada113136ddea0c3
class Solution {
public:
int Fibonacci(int n) {
int ans[40];
ans[1] = ans[2] = 1;
for (int i = 3; i <= n; i++) {
ans[i] = ans[i - 1] + ans[i - 2];
}
return ans[n];
}
};
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