first commit

J07019 - HÓA ĐƠN - 1.java

@@ -0,0 +1,88 @@
+import java.util.*;
+import java.io.*;
+public class non {
+    static String stdName(String s) {
+        String[] n = s.toLowerCase().trim().split("\\s+");
+        String r = "";
+        for (int i = 0; i < n.length; i++) {
+            r = r + Character.toString(n[i].charAt(0)).toUpperCase() + n[i].substring(1) + " ";
+        }
+        return r;
+    }
+
+    static class stuff {
+        String code, name;
+        int l1, l2;
+
+        public stuff(String m, String n, int x, int y) {
+            code = m;
+            name = n;
+            l1 = x;
+            l2 = y;
+        }
+
+        public boolean isStuff(String c) {
+            return c.startsWith(code);
+        }
+
+        public int getPrice(String s) {
+            if (s.charAt(2) == '1')
+                return l1;
+            return l2;
+        }
+    }
+    
+    static class bill {
+        String code, name;
+        int cnt, off, sum, fin;
+
+        public bill(int i, String c, String name, int count, int price) {
+            code = c + '-' + String.format("%03d", i);
+            this.name = name;
+            cnt = count;
+            sum = price * cnt;
+            if (cnt >= 150) {
+                off = sum / 2;
+            } else if (cnt >= 100) {
+                off = sum * 3 / 10;
+            } else if (cnt >= 50) {
+                off = sum * 15 / 100;
+            }else off = 0;
+                
+            fin = sum - off;
+        }
+
+        @Override
+        public String toString() {
+            return code + ' ' + name + ' ' + off + ' ' + fin;
+        }
+    }
+
+    public static void main(String[] args) throws IOException {
+        Scanner s_sc = new Scanner(new File("DATA1.in"));
+        Scanner b_sc = new Scanner(new File("DATA2.in"));
+        int n = s_sc.nextInt();
+        ArrayList<stuff> a = new ArrayList<>();
+        for (int i = 0; i < n; i++) {
+            s_sc.nextLine();
+            a.add(new stuff(s_sc.nextLine(), s_sc.nextLine(), s_sc.nextInt(), s_sc.nextInt()));
+        }
+        int m = b_sc.nextInt();
+        ArrayList<bill> b = new ArrayList<>();
+        for (int i = 1; i <= m; i++) {
+            String code = b_sc.next();
+            int cnt = b_sc.nextInt();
+            stuff x = a.get(0);
+            for (int j = 0; j < n; j++) {
+                if (a.get(j).isStuff(code)) {
+                    x = a.get(j);
+                    break;
+                }
+            }
+            b.add(new bill(i, code, x.name, cnt, x.getPrice(code)));
+        }
+        b.forEach(e -> {
+            System.out.println(e);
+        });
+    }
+}