'commit'

2025-08-30 18:35:01 +08:00
commit 1f397eca87
6258 changed files with 1487241 additions and 0 deletions
--- a/TangDou/CSP-J/MKX_B/3218.cpp
+++ b/TangDou/CSP-J/MKX_B/3218.cpp
@@ -0,0 +1,48 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+int w[5];
+bool check(string addr){
+    memset(w, -1, sizeof w);
+    sscanf(addr.c_str(), "%d.%d.%d.%d:%d", &w[0], &w[1], &w[2], &w[3], &w[4]);
+
+    char str[100];
+    sprintf(str, "%d.%d.%d.%d:%d", w[0], w[1], w[2], w[3], w[4]);
+    if (str != addr) return false;
+    for (int i = 0; i < 5; i++){
+        if (w[i] < 0) return false;
+        if (i < 4 && w[i] > 255) return false;
+        if (i == 4 && w[i] > 65535) return false;
+    }
+    return true;
+}
+int main() {
+    //配置从文本文件读入数据
+    freopen("network.in","r", stdin);
+    freopen("network.out","w", stdout);
+    int n;
+    cin >> n;
+    unordered_map<string, int> hash;
+    for (int i = 1; i <= n; i++){
+        string type, addr;
+        cin >> type >> addr;
+        if(type=="Server"){
+            if(!check(addr))
+                puts("ERR");
+            else if(hash.count(addr))
+                puts("FAIL");
+            else{
+                hash[addr] = i;
+                puts("OK");
+            }
+        }else{
+            if(!check(addr))
+                puts("ERR");
+            else if(!hash.count(addr))
+                puts("FAIL");
+            else
+                cout << hash[addr] << endl;
+        }
+    }
+    return 0;
+}