题解 | #矩形覆盖#
矩形覆盖
http://www.nowcoder.com/practice/72a5a919508a4251859fb2cfb987a0e6
力扣滚动数组
public class Solution {
public int rectCover(int target) {
if (target == 0) {
return 0;
}
int p = 0, q = 1, r = 1;
for (int i = 1; i < target; i++) {
p = q;
q = r;
r = p + q;
}
return r;
}
}
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