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/1.1579.cpp
+++ b/1.1579.cpp
@ -0,0 +1,25 @@
+#include<cstdio>
+#include<cstring>
+bool isp[20005];
+int p[20000],cnt;
+int main()
+{
+	memset(isp,true,sizeof(isp));
+	for(int i=2;i<=20000;i++)
+	{
+		if(isp[i]) p[cnt++]=i;
+		for(int j=0;j<cnt&&i*p[j]<=20000;j++)
+		{
+			isp[i*p[j]]=false;
+			if(i%p[j]==0) break;
+		}
+	}
+	isp[0]=isp[1]=false;
+	int n;
+	scanf("%d",&n);
+	for(int i=2;i<n;i++)
+		for(int j=i;i+j<n;j++)
+			if(isp[i]&&isp[j]&&isp[n-i-j])
+				return printf("%d %d %d\n",i,j,n-i-j),0;
+	return 0;
+}