[Add] solved solutions

2026-06-11 00:13:03 +00:00 · 2023-03-02 20:59:51 +07:00
parent 48081e0a05
commit 5499ac06c2
42 changed files with 1480 additions and 0 deletions
@@ -0,0 +1,76 @@
+#include <iostream>
+
+using namespace std;
+
+enum days
+{
+    SUNDAY,
+    MONDAY,
+    TUESDAY,
+    WEDNESDAY,
+    THURSDAY,
+    FRIDAY,
+    SATURDAY
+};
+
+char* day[7] =
+{
+    "sunday",
+    "monday",
+    "tuesday",
+    "wednesday",
+    "thursday",
+    "friday",
+    "saturday",
+};
+
+int main()
+{
+    int t, nam, index;
+    cin >> t;
+    for (index = 0; index < t; index++)
+    {
+        cin >> nam;
+        int gt_nam, gt_thang, gia_tri, tong_gia_tri;
+        bool kt_nam_nhuan;
+        gt_nam = nam/100;
+        if ((nam%4 == 0 && nam%100 != 0) || (nam%400 ==0))
+        {
+            kt_nam_nhuan = 1;
+        }
+        else
+        {
+            kt_nam_nhuan = 0;
+        }
+        gt_nam = gt_nam%4;
+        switch (gt_nam)
+        {
+        case 3:
+            gt_nam = 0;
+            break;
+        case 2:
+            gt_nam = 2;
+            break;
+        case 1:
+            gt_nam = 4;
+            break;
+        case 0:
+            gt_nam = 6;
+            break;
+        }
+        if (kt_nam_nhuan)
+        {
+            gt_thang = 6;
+        }
+        else
+        {
+            gt_thang = 0;
+        }
+        tong_gia_tri = nam%100;
+        gia_tri = tong_gia_tri/4;
+        tong_gia_tri = tong_gia_tri + gia_tri + gt_nam + gt_thang + 1;
+        tong_gia_tri = tong_gia_tri%7;
+        cout << day[tong_gia_tri] << endl;
+    }
+    return 0;
+}