[BAEKJOON] 10973 이전 순열

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#define _CRT_SECURE_NO_WARNINGS #include <iostream> #include <vector> #include <algorithm> using namespace std; int main() {     int n,input;     scanf("%d", &n);     vector<int>DP(n);           for (int j = 0; j < n; j++) scanf("%d", &DP[j]);       if (prev_permutation(DP.begin(), DP.end()))         for (int j = 0; j < n; j++)printf("%d ", DP[j]);     else printf("-1");       return 0; }