标签:dfs
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#include <iostream> #include <cstring> #include <cstdio> using namespace std; int map[21][4], m, x = 1; int a[30], b[30]; int dfs(int q, int len, int p) { a[len] = q; b[q] = 1; for (int i = 0; i < 3; i++) { int t = map[q][i]; if (t == p && len == 19) { printf("%d: ", x++); for (int j = 0; j < 20; j++) { cout << a[j] << " "; } cout << p << endl; } if (b[t] == 0) dfs(t, len + 1, p); } b[q] = 0; } int main() { for (int i = 1; i <= 20; i++) scanf("%d%d%d", &map[i][0], &map[i][1], &map[i][2]); while (scanf("%d", &m) && m != 0) { memset(b, 0, sizeof(b)); dfs(m, 0, m); } return 0; }
标签:dfs
原文地址:http://blog.csdn.net/zhangweiacm/article/details/38140431