'commit'

TangDou/LanQiaoBei/LanQiao12XuanBaSai/newyear.cpp

@@ -0,0 +1,39 @@
+#include <iostream>
+
+using namespace std;
+int days, y1, y2, m1, m2, d1, d2;
+const int N = 13;
+int months_1[N] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
+int months_2[N] = {0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
+
+bool LeapYear(int year) {
+    return ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0);
+}
+
+int main() {
+    cin >> y1 >> m1 >> d1 >> y2 >> m2 >> d2;
+    //2000.2.3--- 2009.8.9
+    // [2001,2002,2003,2004,2005,2006,2007,2008]
+    //y1+1--->y2-1
+    for (int i = y1 + 1; i <= y2 - 1; i++) {
+        if (LeapYear(i))days += 366;
+        else days += 365;
+    }
+    //y2
+    for (int i = 1; i <= m2 - 1; i++)
+        if (LeapYear(y2)) days += months_2[i];
+        else days += months_1[i];
+    days += d2;
+
+    //y1
+    int d0 = 0;
+    for (int i = 1; i <= m1 - 1; i++)
+        if (LeapYear(y1)) d0 += months_2[i];
+        else d0 += months_1[i];
+    d0 += d1 - 1;
+    if (LeapYear(y1))days += 366 - d0;
+    else days += 365 - d0;
+    //输出
+    cout << days - 1 << endl;
+    return 0;
+}