答案

1

import java.util.*;
public class Main {
    public static void main(String[] args) {
        Scanner cin = new Scanner(System.in);
        String s = cin.next();
        int n = s.length();
        int res = 0;
        for (int i = 0; i < n; ) {
            int j = i;
            if ((s.charAt(j) < '0' || s.charAt(j) > '9') && s.charAt(j) != '-') {
                i ++;
                continue;
            }
            if (s.charAt(j) == '-') {
                j ++;
                int t = 0;
                while (s.charAt(j) >= '0' && s.charAt(j) <= '9') {
                    t = t * 10 + (s.charAt(j) - '0');
                    j++;
                }
                t = -t;
                res += t;
                i = j;
            } else {
                res += s.charAt(j) - '0';
                j ++;
                i = j;
            }
        }
        System.out.println(res);
    }
}

2
3

import java.util.*;
public class Main {
    public static void main(String[] args) {
        Scanner cin = new Scanner(System.in);
        String ss = cin.next();
        String[] s = ss.split(",");
        int n = s.length;
        int[] a = new int[n], b = new int[n];
        for (int i = 0; i < n; ++i) {
            a[i] = Integer.parseInt(s[i]);
            b[i] = Integer.parseInt(s[i]);
        }
        Arrays.sort(b);
        int[] res = new int[n];
        Arrays.fill(res, -1);
        int j = 0;
        for (int i = n - 1; i >= 0; --i) {
            while (true) {
                if (j == n) {
                    j = 0;
                }
                if (a[j] == b[i] && res[j] == -1) {
                    break;
                }
                j++;
            }
            res[j] = n - i - 1;
        }
        for (int i = 0; i < n; ++i) {
            System.out.print(res[i]);
            if (i != n - 1) {
                System.out.print(",");
            }
        }
    }
}