package 求
1到n的和;
public class Solution {
private static int N =
0, sum =
0;
public Solution() {
N++;
sum += N;
}
public static int getSum(){
return sum;
}
public static void main(String[] args) {
System.
out.println(
new Solution().Sum_Solution(
3));
}
public int Sum_Solution(
int n) {
Solution.N =
0; Solution.sum =
0;
for (
int i =
0; i < n; i++) {
new Solution();
}
return getSum();
}
}
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