29 条题解

  • 3
    @ 2025-5-5 16:19:57
    #include<bits/stdc++.h>
    using namespace std;
    char a[1000000];
    int main(){
    	cin>>a;
    	for(int i=strlen(a)-1;i>=0;i--){
    		cout<<a[i];
    	}
    } 
    
    
    • 1
      @ 2025-8-21 14:23:02

      GCC

      #include<stdio.h>
      char a , b , c;
      int main(){
          scanf("%c%c%c" , &a , &b , &c);
          printf("%c%c%c\n" , c , b , a);
          return 0;
      }
      
      • 0
        @ 2025-7-6 16:45:26

        #include<bits/stdc++.h> using namespace std; char a[1000000]; int main(){ cin>>a; for(int i=strlen(a)-1;i>=0;i--){ cout<<a[i]; } }

        • 0
          @ 2025-6-7 19:37:44
          #include<bits/stdc++.h>
          using namespace std;
          #define LL long long
          const int N = 1e5 + 10;
          const int INF = 0x3f3f3f3f;
          char a[1000000];
          int main()
          {
          	cin >> a;
          	for ( int i = strlen(a) - 1 ; i >= 0 ; i-- )
          	{
          		cout << a[i];
          	}
          } 
          //菜鸟驿站
          //老六专属
          • 0
            @ 2025-3-29 18:22:52
            #include <bits/stdc++.h>
            using namespace std;
            
            int main()
            {
                string n;
                cin >> n;
                cout << n[2] << n[1] << n[0] << endl;
                return 0;
            }
            
            • 0
              @ 2025-3-16 18:19:04
              #include <stdio.h>
              #include <iostream>
              using namespace std;
              int main()
              {
              	int n;
              	cin >> n;
              	int a,b,c;
              	c = n % 10;
              	a = n / 100;
              	b = n / 10 % 10;
              	cout << c << b << a << endl;
              }
              
              • 0
                @ 2023-8-7 16:36:28
                #include<bits/stdc++.h>
                #include<cstring>
                #include<queue>
                #include<set>
                #include<stack>
                #include<vector>
                #define ll long long
                using namespace std;
                const int N=1e5+10;
                const int M=2023;
                const int inf=0x3f3f3f3f;
                int n,m,k;
                void dfs(int n)
                {
                	if(n<=0)return;
                	cout<<n%10;
                	dfs(n/10);
                }
                int main()
                {
                	cin>>n;
                	dfs(n);
                	return 0;
                }
                
                • 0
                  @ 2023-6-4 10:45:41
                  #include<iostream>
                  using namespace std;
                  //#define LL long long
                  //const int N = 1e6 + 10;
                  //const int INF = 0x3f3f3f3f;
                  //int a[10][10];
                  int a;
                  int main(){
                  	cin>>a;
                  	while(a){
                  		cout<<a%10;
                  		a/=10;
                  	}
                  }
                  
                  • 0
                    @ 2023-5-11 21:17:02
                    #include 
                    using namespace std;
                    int main() 
                    {
                        string n;
                        getline(cin, n);
                        for (int i = n.size() - 1; i >= 0; i--) 
                    	{
                            cout << n[i];
                        }
                        return 0;
                    }
                    

                    这题很简单,建议用字符串做,不然那个“0”会很麻烦(>ω・* )ノ

                    • 0
                      @ 2023-1-23 14:58:00
                      #include<iostream>
                      using namespace std;
                      int main(){
                      	string a;
                      	cin>>a;
                      	for(int i = a.size()-1; i >= 0; i -- ){
                      		cout<<a[i];
                      	}
                      	return 0;
                      }
                      
                      
                      
                      • 0
                        @ 2022-9-29 21:24:07

                        #include<stdio.h> #include using namespace std; int main() { char a,b,c; cin >>a >>b >>c; cout<< c<< b<< a;

                        }

                        • -1
                          @ 2025-3-14 22:41:40

                          #include <bits/stdc++.h> using namespace std; int main() { int a; cin >> a; int b = a % 10; int c = a-b; int c2 = c % 100; int d = a - c2 - b; int d2 = d / 100; int b2 = b * 100; int e = b2 + c2 + d2; cout << e; return 0; }

                          • -1
                            @ 2025-3-14 22:40:56

                            #include <bits/stdc++.h> using namespace std; int main() { int a; cin >> a; int b = a % 10; int c = a-b; int c2 = c % 100; int d = a - c2 - b; int d2 = d / 100; int b2 = b * 100; int e = b2 + c2 + d2; cout << e; return 0; }

                            • -1
                              @ 2024-10-20 20:04:32

                              递归:

                              #include<cstdio>
                              #include<iostream>
                              #include<cstring>
                              #include<cmath>
                              #include<iomanip>
                              #include<queue>
                              #include<algorithm>
                              #include<vector>
                              #include<stack>
                              #include<set>
                              using namespace std;
                              #define LL long long
                              const int N=100;
                              using namespace std;
                              int f(int n,int m)
                              {
                              	f(n%2)
                              }
                              int main()
                              {
                              	int a,b;
                              	cin>>a>>b;
                              	cout<<f(a,b);
                              	return 0;
                              }
                              
                              
                              • -1
                                @ 2023-12-14 22:43:38
                                #include<stdio.h>
                                int main()
                                {
                                    int n,a,b,c;
                                    scanf("%d",&n);
                                    a=n/100;
                                    b=n/10%10;
                                    c=n%10;
                                    printf("%d%d%d\n",c,b,a);
                                    return 0;
                                }
                                
                                • -2
                                  @ 2023-4-22 14:42:11

                                  #include using namespace std; int main(){ int n; cin>>n; cout<<n%10; cout<<n%100/10; cout<<n/100; return 0;

                                  }

                                  • -2
                                    @ 2023-4-20 20:38:42

                                    #include

                                    using namespace std;

                                    int a[1111];

                                    int main(){ int n;

                                    cin>>n;
                                    for(int i=1;i<=3;i++){
                                    	cout<<n%10;
                                    	n/=10;
                                    }
                                    

                                    }

                                    • -3
                                      @ 2023-6-1 21:00:32

                                      需要这么难?

                                      #include <iostream>
                                      #include <bits/stdc++.h>
                                      using namespace std;
                                      const int N=1e7+10;
                                      const int INF=0x3f3f3f3f;
                                      int main()
                                      {
                                      	int a;
                                      	cin>>a;
                                      	cout<<a%10<<a/10%10<<a/100%10;
                                      }
                                      
                                      • -3
                                        @ 2023-4-22 14:41:33

                                        #include using namespace std; int main(){ int n; cin>>n; cout<<n%10; cout<<n%100/10; cout<<n/100; return 0;

                                        }

                                        • -4
                                          @ 2023-3-12 18:22:32
                                          #include<iostream>
                                          using namespace std;
                                          int main(){
                                          	string a;
                                          	cin>>a;
                                          	for(int i = a.size()-1; i >= 0; i -- ){
                                          		cout<<a[i];
                                          	}
                                          	return 0;
                                          }
                                          

                                          信息

                                          ID
                                          837
                                          时间
                                          1000ms
                                          内存
                                          128MiB
                                          难度
                                          5
                                          标签
                                          递交数
                                          1949
                                          已通过
                                          746
                                          上传者