题解 |#求1+2+3+...+n#异常捕获模拟if语句
求1+2+3+...+n
https://www.nowcoder.com/practice/7a0da8fc483247ff8800059e12d7caf1
import java.util.*;
public class Solution {
int[] a = {0};
public int Sum_Solution(int n) {
try{
a[n-1] = 1;
return 1;
}
catch (Exception e){
return n+Sum_Solution(n-1);
}
}
}
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