NCPC25 finished

2025-10-04 16:00:04 +02:00
commit 39396cedd3
21 changed files with 918 additions and 0 deletions
@@ -0,0 +1,118 @@
+package com.kattis.ncpc25.log.rider;
+
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.util.MissingFormatArgumentException;
+
+public class C {
+
+    public static final int MINUTES_IN_A_DAY = 1_440;
+
+    public static void main(String[] args) throws Exception{
+        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
+        String start = in.readLine();
+        String end = in.readLine();
+
+        String out = countTime(start, end);
+        System.out.println(out);
+    }
+
+    public static String countTime(String start, String end)
+    {
+        if(start.equalsIgnoreCase(end))
+        {
+            return "7 days";
+        }
+
+        int startTime = formatedTimeToMin(start);
+        int endTime = formatedTimeToMin(end);
+
+        if(endTime < startTime)
+        {
+            endTime += MINUTES_IN_A_DAY*7;
+        }
+
+        int totalTime = endTime-startTime;
+
+        int days = totalTime / MINUTES_IN_A_DAY;
+        int hours = (totalTime - (days * MINUTES_IN_A_DAY)) / 60;
+        int minutes = (totalTime - (days * MINUTES_IN_A_DAY) - (hours * 60));
+
+        int components = 0;
+        if(days > 0)
+        {
+            components += 1;
+        }
+        if(hours > 0)
+        {
+            components += 1;
+        }
+        if(minutes > 0)
+        {
+            components += 1;
+        }
+
+        StringBuilder out = new StringBuilder();
+        if(days > 0)
+        {
+            out.append(days).append(" day").append((days == 1?"":"s"));
+        }
+        if(hours > 0)
+        {
+            if(!out.isEmpty())
+            {
+                if(components == 2)
+                {
+                    out.append(" and ");
+                }
+                else {
+                    out.append(", ");
+                }
+            }
+            out.append(hours).append(" hour").append((hours == 1?"":"s"));
+        }
+        if(minutes > 0)
+        {
+            if(!out.isEmpty())
+            {
+                if(components == 2)
+                {
+                    out.append(" and ");
+                }
+                else {
+                    out.append(", ");
+                }
+            }
+            out.append(minutes).append(" minute").append((minutes == 1?"":"s"));
+        }
+
+        return out.toString();
+    }
+
+    public static int formatedTimeToMin(String formated)
+    {
+        String day, time;
+        day = formated.split(" ")[0];
+        time = formated.split(" ")[1];
+        int min = 0;
+
+        min += switch (day) {
+            case "Mon" -> MINUTES_IN_A_DAY;
+            case "Tue" -> MINUTES_IN_A_DAY*2;
+            case "Wed" -> MINUTES_IN_A_DAY*3;
+            case "Thu" -> MINUTES_IN_A_DAY*4;
+            case "Fri" -> MINUTES_IN_A_DAY*5;
+            case "Sat" -> MINUTES_IN_A_DAY*6;
+            case "Sun" -> MINUTES_IN_A_DAY*7;
+            default -> 0;
+        };
+
+        String hour = time.split(":")[0];
+        String minute = time.split(":")[1];
+
+        min += Integer.parseInt(minute);
+        min += Integer.parseInt(hour)*60;
+
+        return min;
+    }
+}