Carol淋

摘要： #include int a[21] = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }; int result[21]; int n, r; int j = 0; void dfs(int x) {//x表示当前是第几个数 int ii; if (x > r) { for (ii = 0; ii result[x-2]))... 阅读全文