update

20240823/十四届蓝桥比赛/主要成分.cpp

@@ -1,4 +1,5 @@
-#include<bits/stdc++.h>
+#include<iostream>
+#include<map>
 using namespace std;
 typedef long long ll;
 

20240823/十四届蓝桥比赛/八进制回文平方数.cpp

@@ -1,4 +1,5 @@
-#include<bits/stdc++.h>
+#include<iostream>
+#include<sstream>
 using namespace std;
 
 // bool is_pf(int n){

20240823/十四届蓝桥比赛/数独填数.cpp

@@ -1,98 +1,104 @@
-#include<bits/stdc++.h>
+// #include<iostream>
-using namespace std;
+// #include<optional>
+// #include <utility>
+// using namespace std;
 
-int m[10][10];
+// int m[10][10];
-bool h_is_used[10][10],l_is_used[10][10],t_is_used[5][5][10];
+// bool h_is_used[10][10],l_is_used[10][10],t_is_used[5][5][10];
 
-#ifdef OI
+// #ifdef OI
-#define DB(code){code}
+// #define DB(code){code}
-#define PV(v){cout<<#v<<" : "<<(v)<<endl;}
+// #define PV(v){cout<<#v<<" : "<<(v)<<endl;}
-#else
+// #else
-#define DB(code)
+// #define DB(code)
-#define PV(v)
+// #define PV(v)
-#endif
+// #endif
 
-void dfs(int x,int y);
+// void dfs(int x,int y);
-optional<pair<int,int>> find_next(int x,int y);
+// optional<pair<int,int>> find_next(int x,int y);
+
+// int main(){
+//     for(int i=1;i<=9;i++){
+//         string str;
+//         getline(cin,str);
+//         for(int j=1;j<=9;j++){
+//             if(str[j-1]=='.'){
+//                 m[i][j]=-1;
+//             }else{
+//                 m[i][j]=str[j-1]-'0';
+//                 h_is_used[i][m[i][j]]=true;
+//                 l_is_used[j][m[i][j]]=true;
+//                 t_is_used[i/3+1][j/3+1][m[i][j]]=true;
+//             }
+//         }
+//     }
+//     DB(
+//         for(int i=1;i<=9;i++){
+//             for(int j=1;j<=9;j++){
+//                 cout<<m[i][j]<<"\t";
+//             }
+//             cout<<endl;
+//         }
+//     )
+//     auto find = find_next(1, 1);
+//     if(find.has_value()==false){
+//         for(int i=1;i<=9;i++){
+//             for(int j=1;j<=9;j++){
+//                 cout<<m[i][j];
+//             }
+//             cout<<endl;
+//         }
+//         exit(0);
+//     }
+//     dfs(find->first, find->second);
+// }
+
+// optional<pair<int,int>> find_next(int x,int y){
+//     for (int j=y+1; j<=9; j++) {
+//         if(m[x][j]==-1){
+//             return make_optional<pair<int,int>>({x,j});
+//         }
+//     }
+//     for(int i=x+1;i<=9;i++){
+//         for(int j=1;j<=9;j++){
+//             if(m[i][j]==-1){
+//                 return make_optional<pair<int,int>>({i,j});
+//             }
+//         }
+//     }
+//     return nullopt;
+// }   
+
+// void dfs(int x,int y){
+//     DB(PV(x)PV(y)cout<<endl;)
+//     auto find = find_next(x, y);
+//     if(find.has_value()==false){
+//         for(int i=1;i<=9;i++){
+//             for(int j=1;j<=9;j++){
+//                 cout<<m[i][j];
+//             }
+//             cout<<endl;
+//         }
+//         exit(0);
+//     }
+//     for(int i=1;i<=9;i++){
+//         if(h_is_used[x][i]||l_is_used[y][i]||t_is_used[x/3+1][y/3+1][i]){
+//             continue;
+//         }
+//         h_is_used[x][i]=true,
+//         l_is_used[y][i]=true,
+//         t_is_used[x/3+1][y/3+1][i]=true;
+//         m[x][y]=i;
+
+//         dfs(find->first, find->second);
+
+//         h_is_used[x][i]=false;
+//         l_is_used[y][i]=false;
+//         t_is_used[x/3+1][y/3+1][i]=false;
+//         m[x][y]=-1;
+//     }
+// }
 
 int main(){
-    for(int i=1;i<=9;i++){
-        string str;
-        getline(cin,str);
-        for(int j=1;j<=9;j++){
-            if(str[j-1]=='.'){
-                m[i][j]=-1;
-            }else{
-                m[i][j]=str[j-1]-'0';
-                h_is_used[i][m[i][j]]=true;
-                l_is_used[j][m[i][j]]=true;
-                t_is_used[i/3+1][j/3+1][m[i][j]]=true;
-            }
-        }
-    }
-    DB(
-        for(int i=1;i<=9;i++){
-            for(int j=1;j<=9;j++){
-                cout<<m[i][j]<<"\t";
-            }
-            cout<<endl;
-        }
-    )
-    auto find = find_next(1, 1);
-    if(find.has_value()==false){
-        for(int i=1;i<=9;i++){
-            for(int j=1;j<=9;j++){
-                cout<<m[i][j];
-            }
-            cout<<endl;
-        }
-        exit(0);
-    }
-    dfs(find->first, find->second);
-}
     
-optional<pair<int,int>> find_next(int x,int y){
-    for (int j=y+1; j<=9; j++) {
-        if(m[x][j]==-1){
-            return make_optional<pair<int,int>>({x,j});
-        }
-    }
-    for(int i=x+1;i<=9;i++){
-        for(int j=1;j<=9;j++){
-            if(m[i][j]==-1){
-                return make_optional<pair<int,int>>({i,j});
-            }
-        }
-    }
-    return nullopt;
-}   
-
-void dfs(int x,int y){
-    DB(PV(x)PV(y)cout<<endl;)
-    auto find = find_next(x, y);
-    if(find.has_value()==false){
-        for(int i=1;i<=9;i++){
-            for(int j=1;j<=9;j++){
-                cout<<m[i][j];
-            }
-            cout<<endl;
-        }
-        exit(0);
-    }
-    for(int i=1;i<=9;i++){
-        if(h_is_used[x][i]||l_is_used[y][i]||t_is_used[x/3+1][y/3+1][i]){
-            continue;
-        }
-        h_is_used[x][i]=true,
-        l_is_used[y][i]=true,
-        t_is_used[x/3+1][y/3+1][i]=true;
-        m[x][y]=i;
-
-        dfs(find->first, find->second);
-
-        h_is_used[x][i]=false;
-        l_is_used[y][i]=false;
-        t_is_used[x/3+1][y/3+1][i]=false;
-        m[x][y]=-1;
-    }
 }

20240823/十四届蓝桥比赛/简单算术题.cpp

@@ -1,4 +1,4 @@
-#include<bits/stdc++.h>
+#include<iostream>
 using namespace std;
 typedef long long ll;
 

20240907/testTpl/testTpl.cpp

@@ -1,5 +1,4 @@
 #include <cmath>
-#include <cstdio>
 #include<iostream>
 #include <numeric>
 #include <sstream>
@@ -17,16 +16,16 @@ std::ostream& operator<<(std::ostream &os,const std::vector<int> &v){
 }
 
 template<typename ...Args>
-void print(const Args& ...args){
+void zprint(const Args& ...args){
     ((std::cout<<args),...);
 }
 
 template<typename ...Args>
-void println(const Args& ...args){
+void zprintln(const Args& ...args){
     std::stringstream ss;
     ((ss<<args<<" "),...);
     ss<<"\n";
-    print(ss.str());
+    zprint(ss.str());
 }
 
 #define NAME_VALUE(v)#v,":",(v)
@@ -34,21 +33,21 @@ void println(const Args& ...args){
 
 
 int main(){
-    println("Hello,World!","-by","Zengtudor");
+    zprintln("Hello,World!","-by","Zengtudor");
-    println("End");
+    zprintln("End");
-    println(NAME_VALUE(std::pow(2,10)));
+    zprintln(NAME_VALUE(std::pow(2,10)));
-    println(NAME_VALUE((int)0x7FFFFFFF));
+    zprintln(NAME_VALUE((int)0x7FFFFFFF));
     std::vector<int> v(10);
     v[0]=1;
     for(int i=1;(u8)i<v.size();i++){
         v[i]=(v[i-1]*3+2)%49;
     }
-    println(NAME_VALUE(v));
+    zprintln(NAME_VALUE(v));
-    println(NAME_VALUE(std::pow(3, 8)));
+    zprintln(NAME_VALUE(std::pow(3, 8)));
-    println(NAME_VALUE(std::gcd(41184, 65208)));
+    zprintln(NAME_VALUE(std::gcd(41184, 65208)));
 
     for(int i=1;i<=1e4;i++){
-        print(i,",");
+        zprint(i,",");
     }
-    print("\n");
+    zprint("\n");
 }