20 条题解

  • 1
    @ 2025-4-5 21:22:24

    #include using namespace std; int main() { int a,b; cin>>a>>b; if (0<=a+b&&a+b<=3)cout<<"YES"; if (a+b>3)cout<<"NO"; if (a+b<0)cout<<"negative"; return 0; }

    • 0
      @ 2025-3-14 18:09:21
      #include <queue>
      #include <math.h>
      #include <stack>
      #include <stdio.h>
      #include <iostream>
      #include <vector>
      #include <iomanip>
      #include <string.h>
      #include <algorithm>
      using namespace std;
      #define elif else if
      #define int long long
      #define float double
      #define N 30000010
      #define INF 0xc00000fd
      #define scf scanf
      #define ptf printf
      #define gtc getchar
      #define ptc putchar
      #define inr int n = read()
      #define imr int m = read()
      #define psp ptc(' ')
      #define pel ptc('\n')
      #define pzr ptc('0')
      #define fin for(int i = 1; i <= n; i++)
      #define fim for(int i = 1; i <= m; i++)
      #define fjn for(int j = 1; j <= n; j++)
      #define fjm for(int j = 1; j <= m; j++)
      #define rai fin	a[i] = read()
      #define wct write(cnt)
      #define pct print(cnt)
      #define was write(ans)
      #define pas print(ans)
      queue<int> Q;
      stack<int> S;
      vector<int> V;
      inline int wei(int n){
      	int cnt = 0;
      	while(n > 0){
      		n /= 10;
      		cnt++;
      	}
      	return cnt;
      }
      inline bool isPrime(int n){
      	if(n < 2)
      		return 0;
      	for(int i = 2; i * i <= n; ++i)
      		if(n % i == 0)
      			return 0;
      	return 1;
      }
      inline int read(string n){
      	int x = 0, f = 1;
      	ptf("%s", n.c_str());
      	char c = gtc();
      	while(c < '0'  ||  c > '9'){
      		if(c == '-')
      			f = -1;
      		c = gtc();
      	}
      	while(c >= '0'  &&  c <= '9'){
      		x = x * 10 + c - 48;
      		c = gtc();
      	}
      	return x * f;
      }
      inline float input(string n){
      	float x = 0, f = 1, x2 = 0, cnt = 0, i = 0;
      	ptf("%s", n.c_str());
      	char c = gtc();
      	while(c < '0'  ||  c > '9'){
      		if(c == '-')
      			f = -1;
      		c = gtc();
      	}
      	while(c >= '0'  &&  c <= '9'){
      		x = x * 10 + c - 48;
      		c = gtc();
      	}
      	c = gtc();
      	while(c >= '0'  &&  c <= '9'){
      		x2 = x2 * 10 + c - 48;
      		cnt++;
      		c = gtc();
      	}
      	for(; i < cnt; i++)
      		x2 /= 10.0;
      	return (x + x2) * f;
      }
      inline void write(int n) {
          if(n < 0){
              ptc('-');
              n = -n;
          }
          if(n > 9)
      		write(n / 10);
          ptc(n % 10 + '0');
      	return;
      }
      inline void print(int n, float m){
      	write(m);
      	m -= (int)m;
      	ptc('.');
      	int cnt = 0;
      	while(m - (int)m && n - cnt){
      		m *= 10;
      		ptc((int)m % 10 + '0');
      		cnt++;
      	}
      	n -= cnt;
      	fin
      		pzr;
      	return;
      }
      #define input() input("")
      #define read() read("")
      inr;
      imr;
      inline void Main(){
      	if(n + m >= 0 && n + m <= 3)
      		puts("YES");
      	elif(n + m > 3)
      		puts("NO");
      	else
      		puts("negative");
      	return;
      }
      signed main(signed argc, char **argv){
      	Main();
      	pel;
      	return 0;
      }
      
      • -1
        @ 2025-3-2 11:30:59

        #include using namespace std;

        int main() { int a,b;

        cin>>a>>b;

        if(0<=a+b&&a+b<=3) {

        cout<<"YES";
        

        } else{

        if(a+b>=4) {
        
        
        cout<<"NO";	
        
        }
        else
        {
        	if(a+b<0) 
        	cout<<"negative";
            return 0; 
        }	
        

        } }

        • -2
          @ 2025-3-2 11:30:43

          #include using namespace std;

          int main() { int a,b;

          cin>>a>>b;

          if(0<=a+b&&a+b<=3) {

          cout<<"YES";
          

          } else{

          if(a+b>=4) {
          
          
          cout<<"NO";	
          
          }
          else
          {
          	if(a+b<0) 
          	cout<<"negative";
              return 0; 
          }	
          

          } }

          • -2
            @ 2024-10-12 22:25:23

            #include using namespace std ; main() { int a,b; cin>>a>>b; if(a+b<=3){ cout<<"YES";} else{ if(a+b>3){ cout<<"NO";} else{ if(a+b<0){ cout<<"negative";} } } }

            • -2
              @ 2024-4-25 21:59:00

              image

              
              
            • -2
              @ 2023-5-16 22:50:48

              #include

              using namespace std;

              int main()

              {

              int a,b;

              cin>>a>>b;

              if(0<=a+b&&a+b<=3)

              {

              cout<<"YES";

              }

              else if(a+b>=3)

              {

              cout<<"NO";

              }

              else

              {

              cout<<"negative";

              }

              return 0;

              }

              • -2
                @ 2023-3-15 20:18:51
                #include<iostream>
                using namespace std;
                
                int main()
                {
                int a,b;
                
                cin>>a>>b;
                
                if(0<=a+b&&a+b<=3)
                {
                
                	cout<<"YES";
                
                }
                    else{
                
                	if(a+b>=4) {
                
                
                	cout<<"NO";	
                
                	}
                	else
                	{
                		if(a+b<0) 
                		cout<<"negative";
                        return 0; 
                	}	
                
                }
                }
                
                • -2
                  @ 2023-3-15 20:06:54

                  #include

                  using namespace std;

                  int main(){

                  int a,b;
                  
                  cin>>a>>b;
                  
                  if(0<=a+b&&a+b<=3){
                  
                  	cout<<"YES";
                  
                  }else{
                  
                  	if(a+b>=4) {
                  
                  
                  	cout<<"NO";	
                  
                  	}else{
                  		if(a+b<0) cout<<"negative";
                  
                  	}	
                  
                  }
                  

                  }

                  • -2
                    @ 2022-12-24 16:26:29

                    ``#include #include #include #include #include #include #include #include #include #define LL long long using namespace std; const int INF = 0x3f3f3f3f; const int N = 1e5 + 10; int main()` { int a,b; cin >> a >> b; if( a + b >= 0 && a + b <= 3) { cout << "YES"; } else if( a + b >= 4) { cout << "NO"; } else if ( a + b < 0) { cout << "negative"; } return 0; }

                    
                    
                    • -2
                      @ 2022-7-2 18:54:40

                      #include<stdio.h> #include using namespace std; int main() { int a,b; cin>>a>>b; if(a+b>=0&&a+b<=3) { cout<<"YES"<<endl; }else if(a+b>=4) { cout<<"NO"<<endl; }else { cout<<"negative"<<endl; } }

                      • -2
                        @ 2022-3-30 21:02:19

                        #include

                        using namespace std;

                        int main(){

                        int a,b;
                        
                        cin>>a>>b;
                        
                        if(0<=a+b&&a+b<=3){
                        
                        	cout<<"YES";
                        
                        }else{
                        
                        	if(a+b>=4) {
                        
                        
                        	cout<<"NO";	
                        
                        	}else{
                        		if(a+b<0) cout<<"negative";
                        
                        	}	
                        
                        }
                        

                        }

                      • -2
                        @ 2022-2-9 19:47:17

                        int a,b; cin>>a>>b; if(a+b>=4) { cout<<"NO"; } else if(a+b<0) { cout<<"negative"; } else { cout<<"YES"; } return 0; }

                        • -2
                          @ 2022-1-3 11:15:44
                          #include <stdio.h>
                          #include <iostream>
                          using namespace std;
                          int main()
                          {
                          	int a,b;
                          	cin >> a >> b;
                          	if (a+b>=4)
                          	{
                          		cout<<"NO";
                          	}
                          	else if(a+b<0)
                          	{
                          		cout<<"negative";
                          
                          	}
                          	else
                          	{
                          		cout<<"YES";
                          	}
                          	
                          
                          }
                          
                          	
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                        • -2
                          @ 2022-1-3 11:13:01
                          #include <queue>
                          #include <math.h>
                          #include <stack>
                          #include <stdio.h>
                          #include <iostream>
                          #include <vector>
                          #include <iomanip>
                          #include <string.h>
                          #include <algorithm>
                          using namespace std;
                          #define LL long long
                          const int N = 1e5 + 10;
                          const int INF = 0x3f3f3f3f;
                          int main()
                          {	
                          	int a,b;
                          	cin>>a>>b;
                          	if(a+b>=4)
                          	{
                          		cout<<"NO";
                          	}
                          	else if(a+b<0)
                          	{
                          		cout<<"negative";
                          	}
                          	else 
                          	{
                          		cout<<"YES";
                          	}
                          	return 0;
                          }	
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                        • -3
                          @ 2023-4-21 21:03:02

                          #include using namespace std; const int INf=0x3f3f3f3f; const int N=2e4+10; int main(){ long long a,b; cin >>a>>b; if(a+b>3) cout <<"NO"; else if(a+b>=0) cout <<"YES"; else cout <<"negative"; return 0; }

                          • -3
                            @ 2023-4-4 21:47:13

                            #include<bits/stdc++.h> using namespace std; int main() { long a,b; cin>>a>>b; if(0<=a+b&&a+b<=3) cout<<"YES"; else if(a+b>=3) cout<<"NO"; else cout<<"negative"; return 0; }

                            • -3
                              @ 2023-3-15 20:18:56
                              #include<iostream>
                              using namespace std;
                              
                              int main()
                              {
                              int a,b;
                              
                              cin>>a>>b;
                              
                              if(0<=a+b&&a+b<=3)
                              {
                              
                              	cout<<"YES";
                              
                              }
                                  else{
                              
                              	if(a+b>=4) {
                              
                              
                              	cout<<"NO";	
                              
                              	}
                              	else
                              	{
                              		if(a+b<0) 
                              		cout<<"negative";
                                      return 0; 
                              	}	
                              
                              }
                              }
                              
                              • -3
                                @ 2022-7-2 22:03:50

                                //陈儒乐//

                                #include <stdio.h>

                                #include

                                using namespace std;

                                int main()

                                {

                                int a,b;
                                
                                cin >> a >> b;
                                
                                if(0<=a+b && a+b<=3)
                                
                                {
                                
                                    cout << "YES" ;
                                
                                }
                                
                                else if(a+b>=4)
                                
                                {
                                
                                    cout << "NO";
                                
                                }
                                
                                else if (a+b<0)
                                
                                {
                                
                                    cout << "negative";
                                
                                }
                                

                                }

                                • -5
                                  @ 2021-10-19 12:47:28

                                  a,b=map(int,input().split()) if a+b>=0 and a+b<=3: print("YES") if a+b>=4: print("NO") if a+b<0: print("negative")

                                  • 1

                                  信息

                                  ID
                                  886
                                  时间
                                  1000ms
                                  内存
                                  128MiB
                                  难度
                                  4
                                  标签
                                  递交数
                                  769
                                  已通过
                                  336
                                  上传者