delete pics to save space

2023-08-03 09:22:52 +08:00
commit de60cd6ed4
1334 changed files with 66221 additions and 0 deletions
--- a/history_source/信息学奥赛一本通/1.3.7.cpp
+++ b/history_source/信息学奥赛一本通/1.3.7.cpp
@ -0,0 +1,17 @@
+#include<cstdio>
+using namespace std;
+bool isr(int n)
+{
+	if(n%400==0) return 1;
+	if(n%100==0) return 0;
+	if(n%4==0) return 1;
+	return 0;
+}
+int main()
+{
+	int n;
+	scanf("%d",&n);
+	printf("%c\n",isr(n)?'Y':'N');
+	return 0;
+}
+