20 条题解

  • 1
    @ 2023-3-26 17:20:15

    image

    • 1
      @ 2022-1-2 14:52:33
      #include <stdio.h>
      #include <iostream>
      #include <math.h>
      #include <iomanip>
      using namespace std;
      #define LL Long Long
      const int N=1e5+10;
      const int INF=0x3f3f3f3f;
      int main()
      {
      
          char a;
          cin>>a;
          if(a>=65&&a<=90){
                  a+=32;
              }else if(a>=97&&a<=122){
                  a-=32;
              }
          cout<<a;
          
      
      }
      
      • 0
        @ 2025-5-28 18:22:59

        #include using namespace std; int main () { char c; cin>>c; if('A'<=c&&c<='Z') { cout<<(char)(c+32); }else if(97<=c&&c<=122) { cout<<(char)(c-32); }else{ cout<<c; }
        }

        • 0
          @ 2025-5-28 18:21:58

          #include using namespace std; int main () { char c; cin>>c; if('A'<=c&&c<='Z') { cout<<(char)(c+32); }else if(97<=c&&c<=122) { cout<<(char)(c-32); }else{ cout<<c; }
          }

          • 0
            @ 2025-5-28 18:21:19

            #include using namespace std; int main () { char c; cin>>c; if('A'<=c&&c<='Z') { cout<<(char)(c+32); }else if(97<=c&&c<=122) { cout<<(char)(c-32); }else{ cout<<c; }
            }

            • 0
              @ 2025-5-24 19:57:09
              #include <iostream>
              using namespace std;
              int main()
              {
              	char a;
              	cin>>a;
              	if (a>=65&&a<90)
              	{
              		cout<<(a+=32);
              	}
              	else if(a>97&&a>122)
              	{
              		cout<<a-32;
              	}
              	return 0;
              }
              
              
              • -1
                @ 2024-5-22 20:32:57

                #include using namespace std; int main() { char x; cin>>x; if(65<=x and x<=90) { x = x + 32; cout<<x; }else if(97<=x and x<=122) { x=x-32; cout<<x; }else { cout<<x; } return 0; }

                • -1
                  @ 2023-6-25 14:22:21
                  #include <iostream>
                  #include <stdio.h>
                  #include <iomanip>
                  #include <math.h>
                  using namespace std;
                  const int N = 1e6 + 10;
                  const int INF = 0x3f3f3f3f;
                  int main()
                  {
                  	char a;
                  	cin >> a;
                  	if( a <= 90 && a >= 65 )
                  	{
                  		a = a + 32;
                  		cout << a;
                  	}
                  	else if( a >= 61 && a <= 122 )
                  	{
                  		a = a - 32;
                  		cout << a;
                  	}
                  	else
                  	{
                  		cout << a;
                  	}
                  	return 0;
                  }
                  
                  • -1
                    @ 2023-4-21 13:06:43

                    #include using namespace std; int main(){ char a; cin >>a; if(a>=65 && a<=90) a+=32; if(a>=97 && a<=122) a-=32; cout <<a; }

                    • -1
                      @ 2023-3-13 16:55:00
                      #include <stdio.h>
                      #include <iostream>
                      #include <math.h>
                      #include <iomanip>
                      using namespace std;
                      #define LL Long Long
                      const int N=1e5+10;
                      const int INF=0x3f3f3f3f;
                      int main()
                      {
                      
                          char a;
                          cin>>a;
                          if(a>=65&&a<=90){
                                  a+=32;
                              }else if(a>=97&&a<=122){
                                  a-=32;
                              }
                          cout<<a;
                          
                      
                      }
                      
                      • -1
                        @ 2023-1-7 16:58:07
                        #include<iostream>
                        #include<iomanip>
                        #include<stdio.h>
                        #include<math.h>
                        #include<string>
                        #include<cstring>
                        using namespace std;
                        int main(){
                        	char a;
                        	cin>>a;
                        	if('a'<=a&&a<='z')a=toupper(a);
                        	else if('A'<=a&&a<='Z')a=tolower(a);
                        	cout<<a;
                        	return 0;
                        }
                        
                        • -1
                          @ 2022-1-17 23:05:56
                          #include <iostream>
                          using namespace std;
                          char a[5];
                          int main(){
                             cin>>a[0];
                              if(a[0]>=65&&a[0]<=90)
                                  a[0]+=32;
                              else if(a[0]>=97&&a[0]<=122)
                                 a[0]-=32;
                             cout<<a[0]<<endl;
                              return 0;
                          }
                          
                          • -1
                            @ 2022-1-2 14:55:53
                            #include <stdio.h>
                            #include <iostream>
                            using namespace std;
                            int main(){
                                char a;
                                cin>>a;
                                if(a>=65&&a<=90){
                                        a+=32;
                                    }else if(a>=97&&a<=122){
                                        a-=32;
                                    }
                                cout<<a;
                                
                            }
                            
                            • -1
                              @ 2021-12-4 12:15:52
                              //Write by: FSC711300
                              #include <bits/stdc++.h>
                              using namespace std;
                              int main(){
                                  char a;
                                  cin>>a;
                                  if(a>=65&&a<=90){
                                          a+=32;
                                      }else if(a>=97&&a<=122){
                                          a-=32;
                                      }
                                  cout<<a;
                                  
                              }
                              
                              • @ 2021-12-4 12:16:37

                                大写A ASCII:65 小写a ASCII:97 两个中间差了32

                            • -2
                              @ 2024-7-31 9:55:17
                              #include <iostream>
                              using namespace std;
                              int main()
                              {
                              	char a;
                              	cin>>a;
                              	if (a>=65&&a<90)
                              	{
                              		cout<<(a+=32);
                              	}
                              	else if(a>97&&a>122)
                              	{
                              		cout<<a-32;
                              	}
                              	return 0;
                              }
                              
                              • -2
                                @ 2023-4-4 20:33:29

                                #include<bits/stdc++.h> using namespace std; int main() { char a; cin>>a; if(a>=65&&a<=90) a+=32; else if(a>=97&&a<=122) a-=32; cout<<a; return 0; }

                                • -2
                                  @ 2023-3-23 21:00:59

                                  #include #include using namespace std; int main() { int a; cin>>a; if(a%4==0&&a%100!=0) { cout<<"Y"; }else{ cout<<"N" ; } return 0; }

                                  • -2
                                    @ 2023-2-18 12:01:45

                                    #include使用命名空间 std;int main(){char a;辛>>;if(a>=65&&a<=90){cout<<(char)(a+32);}else{if(a>=97&&a<=122){cout<<(char)(a-32) ;}else{cout<<a;}}返回 0;

                                    }

                                    • -3
                                      @ 2021-10-16 19:45:12

                                      n=input() if n.isupper()==True: print(n.lower()) elif n.islower()==True: print(n.upper()) else: print(n)

                                      • -3
                                        @ 2021-10-14 13:12:24

                                        n=input() if n.isupper()==True: print(n.lower()) elif n.islower()==True: print(n.upper()) else: print(n)

                                        • 1

                                        信息

                                        ID
                                        853
                                        时间
                                        1000ms
                                        内存
                                        128MiB
                                        难度
                                        3
                                        标签
                                        递交数
                                        989
                                        已通过
                                        497
                                        上传者