From dc1f0c4c0096013799416664894c5194dc7e1f52 Mon Sep 17 00:00:00 2001
From: Yuqian Yang <crupest@crupest.life>
Date: Fri, 28 Feb 2025 23:13:39 +0800
Subject: chore(store): move everything to store.

---
 works/life/algorithm-experiment/1.2.cpp | 73 ---------------------------------
 1 file changed, 73 deletions(-)
 delete mode 100644 works/life/algorithm-experiment/1.2.cpp

(limited to 'works/life/algorithm-experiment/1.2.cpp')

diff --git a/works/life/algorithm-experiment/1.2.cpp b/works/life/algorithm-experiment/1.2.cpp
deleted file mode 100644
index ab49f6a..0000000
--- a/works/life/algorithm-experiment/1.2.cpp
+++ /dev/null
@@ -1,73 +0,0 @@
-#include <algorithm>
-#include <bitset>
-#include <cmath>
-#include <iomanip>
-#include <iostream>
-
-const int MAXN = 2000000000;
-long long pri[100000000];
-std::bitset<MAXN> vis;
-int cnt = 0;
-
-void init() {
-  for (int i = 2; i < MAXN; ++i) {
-    if (!vis[i]) {
-      pri[cnt++] = i;
-      vis[i] = true;
-    } // vis[i]置为true或不置true都可以
-    for (int j = 0; j < cnt; ++j) {
-      if (i * pri[j] >= MAXN) //判断是否越界
-        break;
-      vis[i * pri[j]] = true; //筛数
-      if (i % pri[j] == 0)    //时间复杂度为O(n)的关键！
-        break;
-    }
-  }
-}
-
-int main() {
-  init();
-
-  while (!std::cin.eof()) {
-    long long n;
-    std::cin >> n;
-
-    bool b = false;
-
-    if (n == 1 || n == 0) {
-      continue;
-    }
-
-    if (std::binary_search(pri, pri + cnt, n)) {
-      std::cout << n << '\n';
-      continue;
-    }
-
-    for (int i = 0; i < cnt; i++) {
-      if (n % pri[i] == 0) {
-        b = true;
-        break;
-      }
-    }
-
-    if (b)
-      continue;
-
-    long long m = std::sqrt(n);
-
-    for (long long i = pri[cnt - 1] + 2; i <= m; i += 2) {
-      if (n % i == 0) {
-        b = true;
-        break;
-      }
-    }
-
-    if (!b) {
-      std::cout << n << '\n';
-    }
-
-    std::cin >> std::ws;
-  }
-
-  return 0;
-}
\ No newline at end of file
-- 
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