diff --git a/TangDou/LuoGuBook/TestA.cpp b/TangDou/LuoGuBook/TestA.cpp
index f005bb6..be1b64d 100644
--- a/TangDou/LuoGuBook/TestA.cpp
+++ b/TangDou/LuoGuBook/TestA.cpp
@@ -1,46 +1,32 @@
 #include <bits/stdc++.h>
-
 using namespace std;
-const int INF = 0x3f3f3f3f;
-typedef long long LL;
-const int N = 10;
-char g[N][N];
-int dx[] = {-1, 0, 1, 0}; //上右下左
-int dy[] = {0, 1, 0, -1}; //上右下左
+const int N = 210;
 
+int p[N];
+char s[N], t[N];
 int main() {
-    int x1, y1, x2, y2;
-    for (int i = 0; i < 10; i++)
-        for (int j = 0; j < 10; j++) {
-            cin >> g[i][j];
-            if (g[i][j] == 'C') x1 = i, y1 = j;
-            if (g[i][j] == 'F') x2 = i, y2 = j;
-        }
-    int cd = 0, fd = 0;
-    int cnt = 0;
+    int n;
+    cin >> n;
+    for (int i = 0; i < n; i++) {
+        int x;
+        cin >> x; // 输入的是 4 1 2 3 ,映射成: 3 0 1 2,改成下标从0开始，方便后续计算
+        p[i] = x - 1;
+    }
     while (true) {
-        int tx = x1 + dx[cd], ty = y1 + dy[cd];
-        if (tx >= 10 || tx < 0 || ty >= 10
-            || ty < 0 || g[tx][ty] == '*')
-            cd = (cd + 1) % 4;
-        else
-            x1 = tx, y1 = ty;
-        tx = x2 + dx[fd], ty = y2 + dy[fd];
-        if (tx >= 10 || tx < 0 || ty >= 10
-            || ty < 0 || g[tx][ty] == '*')
-            fd = (fd + 1) % 4;
-        else
-            x2 = tx, y2 = ty;
-        cnt++;
-        if (x1 == x2 && y1 == y2) {
-            printf("%d", cnt);
-            break;
-        }
-        if (cnt > 100000) {
-            printf("0");
-            break;
+        int m;
+        cin >> m;
+        if (m == 0) break;
+
+        cin >> s; // cin输入字符数组，与string没什么区别
+        // 补空格
+        for (int i = strlen(s); i < n; i++) s[i] = ' ';
+
+        for (int i = 1; i <= m; i++) {  // 加密m次
+            for (int j = 0; j < n; j++) // 每个字符
+                t[p[j]] = s[j];         // 替换
+            memcpy(s, t, sizeof t);     // 还原为s
         }
+        cout << s << endl;
     }
-
     return 0;
 }
\ No newline at end of file
diff --git a/TangDou/LuoGuBook/TestA.in b/TangDou/LuoGuBook/TestA.in
new file mode 100644
index 0000000..fc46eec
--- /dev/null
+++ b/TangDou/LuoGuBook/TestA.in
@@ -0,0 +1,203 @@
+10
+6 4 2 3 5 10 1 8 9 7
+1 yK
+2 dpZ
+3 MZPj
+4 mPPAF
+5 tbTkmO
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+14 mGqXL
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+148 KOABWvARP
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+174 xFBbV
+175 dzBFRA
+176 YbExZfp
+177 noqZbxHg
+178 NdIjeOKoX
+179 YgmOpEeAUT
+180 h
+181 uE
+182 HIY
+183 Hhyi
+184 niVbp
+185 tJpTTL
+186 PtMJkqM
+187 NewAnYmW
+188 ohqttoYdA
+189 ymdYIvgAtP
+190 z
+191 Xx
+192 nzO
+193 Oyaw
+194 MGKSj
+195 Tzoexp
+196 tQaaPey
+197 ywNszTFr
+198 QpSKKeWZq
+199 OacGECgaaD
+200 A
+0
diff --git a/TangDou/LuoGuBook/TestB.cpp b/TangDou/LuoGuBook/TestB.cpp
index 1b587f5..7459580 100644
--- a/TangDou/LuoGuBook/TestB.cpp
+++ b/TangDou/LuoGuBook/TestB.cpp
@@ -1,17 +1,32 @@
 #include <bits/stdc++.h>
-
 using namespace std;
+const int N = 110;
+int getWuXu(string x){
+    int sum = 0;
+    for (int i = 0; i < x.size(); i++)
+        for (int j = i + 1; j < x.size();j++)
+            if (x[i] > x[j]) sum++;
+    return sum;
+}
 
+struct Node{
+    int id;
+    string s;
+    int wxd;
+    const bool operator<(const Node &t){
+        if (wxd == t.wxd) return id < t.id;
+        return wxd < t.wxd;
+    }
+} a[N];
 int main() {
-    for (int i = 100; i <= 999; i++) {
-        int sum = 0;
-        int n = i;
-        while (n) {
-            int x = n % 10;
-            n /= 10;
-            sum += x * x * x;
-        }
-        if (sum == i) cout << i << " ";
+    int n, m;
+    cin >> n >> m;
+    for (int i = 0; i < m;i++){
+        cin >> a[i].s;
+        a[i].id = i, a[i].wxd = getWuXu(a[i].s);
     }
-    return 0;
+    sort(a, a + m);
+    for (int i = 0; i < m;i++)
+        cout << a[i].s << endl;
+        return 0;
 }
\ No newline at end of file