src/9/25/P7914.cpp

@@ -5,6 +5,7 @@
 
 using namespace std;
 
+// 使用 long long 防止中间结果溢出
 using ll = long long;
 
 const int MOD = 1e9 + 7;

src/9/26/P11231.cpp

@@ -1,33 +0,0 @@
-#include <algorithm>
-#include <cstdint>
-#include <cstdio>
-#include <iostream>
-#include <istream>
-#include <map>
-
-using ll = int64_t;
-ll n;
-std::map<ll, ll> r;
-
-int main(){
-    std::iostream::sync_with_stdio(false);
-    std::cin.tie(nullptr);
-
-    std::cin>>n;
-    for(ll i=1;i<=n;i++){
-        ll tmp;
-        std::cin>>tmp;
-        r[tmp]++;
-    }
-    auto idx = r.begin();
-    ll lessn=idx->second;
-    idx++;
-    ll ans=0;
-    for(;idx!=r.end();idx++){
-        ll candel = std::min(idx->second,lessn);
-        lessn-=candel;
-        lessn+=idx->second;
-        ans+=candel;
-    }
-    std::cout<<n-ans<<"\n";
-}

src/9/26/valid-triangle-number.cpp

@@ -1,13 +0,0 @@
-#include <cstdint>
-#include <cstdlib>
-#include <vector>
-using namespace std;
-
-class Solution {
-public:
-    using ll = int64_t;
-    int triangleNumber(vector<int>& nums) {
-        
-    }
-};
-int main(){}