save code

old/lession9.cpp

@@ -0,0 +1,100 @@
+#include <iostream>
+#include <cstdlib>
+#include <ctime>
+void draw_once() {
+    int r = std::rand() % 111;
+    if (r < 50) std::cout << "R\n";
+    else if (r < 80) std::cout << "SR\n";
+    else if (r < 100) std::cout << "SSR\n";
+    else if (r < 105) std::cout << "UR\n";
+    else if (r < 109) std::cout << "TR\n";
+    else std::cout << "USR\n";
+}
+int main() {
+    int coins = 0;
+    std::srand(std::time(nullptr));
+    while (true) {
+    flag:
+        std::cout << "现在有：" << coins << "金币" << "\n";
+    std::cout << "\n===== 抽卡小游戏 =====\n";
+        std::cout << "1 抽一次\n";
+        std::cout << "2 说明\n";
+        std::cout << "3 增加金币\n";
+        std::cout << "4 稀有度查看\n";
+        std::cout << "0 退出\n";
+        std::cout << "请选择："; 
+        int choice = 0;
+        std::cin >> choice;
+        if (choice == 1){
+        std::cout << "抽几次？（最大100）" << "\n";
+        int n = 0;
+        std::cin >> n;
+        if (coins < n*10){
+            std::cout << "金币不足，请增加金币,或者减少遍数" << "\n";
+            std::cout << "将跳转到菜单，请按回车" << "\n";
+            std::cin.ignore();
+            std::cin.get();
+            continue;
+        }
+        for ( int i =1; (i <= n && i <= 100 && n<=100 ); i++)
+        {
+            
+            std::cout << "第" << i << "抽";
+            draw_once();
+            coins -= 10;
+        }
+        }
+        if (choice == 2){
+            std::cout << "说明：这是一个抽卡游戏，你可以通过抽卡来获得各种等级的卡牌。\n"
+            "有普通稀有传说，并且还可以查看稀有度分配，每抽一次花费10金币。\n"
+            "若金币不够，可以去菜单增加金币，或者减少抽卡遍数。并且抽卡遍数最高100。\n";
+            std::cout << "将跳转到菜单，请按回车" << "\n";
+            std::cin.ignore();
+            std::cin.get();
+            continue;
+            break;
+        }
+        if (choice == 3){
+            std::cout << "请输入增加金币的数量（最大10000）"  << "\n";
+            int add = 0;
+            std::cin >> add;
+            coins += add;
+            std::cout << "增加成功，现在有：" << coins << "金币" << "\n";
+            std::cout << "将跳转到菜单，请按回车" << "\n";
+            std::cin.ignore();
+            std::cin.get();
+            continue;
+            break;
+        } if (choice == 4){
+            std::cout <<"R：45.05%  SR：27.03%  SSR：18.02%  UR：4.50%  TR：3.60%  USA：1.80%\n";
+            std::cout << "将跳转到菜单，请按回车" << "\n";
+            std::cin.ignore();
+            std::cin.get();
+            continue;
+            break;
+        }
+        if (choice == 0){
+            choice:
+            std::cout << "你确定吗？（确定选0 返回菜单选1）" << "\n";
+            int confirm = 0;
+            std::cin >> confirm;
+            if (confirm == 0){
+                goto end;
+            }
+            else if (confirm == 1){
+                goto flag;
+            }
+            else{
+                std::cout << "输入错误，请重新输入。"  << "\n";
+                goto choice;
+            }
+        }
+        
+        std::cout << "将跳转到菜单，请按回车" << "\n";
+            std::cin.ignore();
+            std::cin.get();
+            continue;
+    }
+    end:
+    return 0;
+}