23 条题解

  • 7
    @ 2022-1-8 11:18:40
    #include <stdio.h>
    #include <iostream>
    using namespace std;
    int main()
    {
    	int n;
    	cin >> n;
    	int sum = 0;
    	int num =1,day = 1;
    	for (int i = 1 ; i <= n ; i++)
    	{
    		sum += num;
    		day -= 1;
    		if(day ==0)
    		{
    			num++;
    			day = num;
    		}
    	}
    	cout << sum << endl;
    }
    
    • 3
      @ 2022-10-29 14:14:22
      #include <stdio.h>
      #include <iostream>
      #include <math.h>
      using namespace std;
      int main()
      {
      	int a;
      	cin>>a;
      	int sum=0;
      	int num=1,day=1;
      	for(int i=1;i<=a;i++)
      	{
      		sum+=num;
      		day-=1;
      		if(day==0)
      		{
      			num++;
      			day=num;
      		}
      	}
      	cout<<sum;
      }
      
      • 1
        @ 2023-6-8 18:37:12
        #include<bits/stdc++.h>
        using namespace std;
        int a,b,c;
        int main(){
            cin>>a;
            for(int i=1,j=0;i<=a;i++,j++){
            	if(j==c){
            		c++;
            		j=0;
        		}
        		b+=c;
        	}
        	cout<<b;
        	return 0;
        }
        
        • 1
          @ 2023-6-6 17:51:11
          #include<bits/stdc++.h>
          using namespace std;
          int n,cnt=0,sum=1;
          int main(){
          	cin>>n;
          	for(int i=1,j=0;i<=n;i++,j++){
          		if(j==sum){
          			sum++;
          			j=0;
          		}
          		cnt+=sum;
          	}
          	cout<<cnt;
          	return 0;
          }
          
          • 1
            @ 2022-1-8 11:26:06
            #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()
            {
            	int n;
            	cin >> n;
            	int sum = 0;
            	int sum = 1 , day = 1;
            	for (int i = 1 ; i <= n ; i++)
            	{
            		sum += sum;
            		day -=1;
            		if(day == 0)
            		{
            			num++;
            			day = num;
            		}
            	}
            	cout << sum << endl;
            }
            • 1
              @ 2022-1-8 11:20:05
              #include <stdio.h>
              #include <iostream>
              using namespace std;
              int main()
              {
                  int n;
                  cin >> n;
                  int sum = 0;
                  int num = 1,day = 1;
                  for(int i = 1; i <= n ; i++)
                  {
                      sum += num;
                      day -= 1;
                      if (day == 0)
                      {
                          num++;
                          day = num;
                      }
                  }
                  cout << sum << endl;
              }
              
              • 1
                @ 2022-1-8 11:15:53
                #include <stdio.h>
                #include <iostream>
                #include <math.h>
                using namespace std;
                int main()
                {
                	int a;
                	cin>>a;
                	int sum=0;
                	int num=1,day=1;
                	for(int i=1;i<=a;i++)
                	{
                		sum+=num;
                		day-=1;
                		if(day==0)
                		{
                			num++;
                			day=num;
                		}
                	}
                	cout<<sum;
                }
                
                • 0
                  @ 2024-11-22 19:05:07
                  #include <bits/stdc++.h>
                  using namespace std;
                  int a,t=1,n,ans;
                  int main() 
                  {
                  	cin>>a;
                  	for(int i=1;i<=a;i++){
                  	ans+=t;
                  	n++;
                  	if(t==n){
                  	t++;
                  	n = 0;
                  		}
                  	}
                  	cout<<ans;
                  	return 0;
                  }
                  
                  • 0
                    @ 2024-10-13 18:59:38

                    #include <stdio.h> #include <iostream> using namespace std; int main() { int n; cin >> n; int sum = 0; int num = 1,day = 1; for (int i =1; i <= n ; i++) { sum += num; day -= 1; if(day == 0) { num++; day = num; } } cout << sum << endl; }

                    • 0
                      @ 2024-10-13 18:59:20

                      #include <stdio.h> #include <iostream> using namespace std; int main() { int n; cin >> n; int sum = 0; int num = 1,day = 1; for (int i =1; i <= n ; i++) { sum += num; day -= 1; if(day == 0) { num++; day = num; } } cout << sum << endl; }

                      • 0
                        @ 2024-1-30 15:00:57
                        #include <iostream>
                        using namespace std;
                        int main()
                        {
                        	int n;
                        	cin >> n;
                        	int sum = 0;
                        	int num =1,day = 1;
                        	for (int i = 1 ; i <= n ; i++)
                        	{
                        		sum += num;
                        		day -= 1;
                        		if(day ==0)
                        		{
                        			num++;
                        			day = num;
                        		}
                        	}
                        	cout << sum << endl;
                        }
                        
                        
                        • 0
                          @ 2024-1-16 17:24:58

                          #include<stdio.h> #include<iostream> #include<math.h> using namespace std; int main() { int n; cin>>n; for(int i=1;i<=n+1;i++) { for(int j=1;j<=n2+1;j++) { if(n-i+2j||n+ij) { cout<<""; } else { cout<<" "; } } cout<<endl; } for(int i=n;i>=1;i--) { for(int j=1;j<=n2+1;j++) { if(n-i+2j||n+ij) { cout<<""; } else { cout<<" "; } } cout<<endl; } }

                          • 0
                            @ 2024-1-16 17:24:43

                            #include<stdio.h> #include<iostream> #include<math.h> using namespace std; int main() { int n; cin>>n; for(int i=1;i<=n+1;i++) { for(int j=1;j<=n2+1;j++) { if(n-i+2j||n+ij) { cout<<""; } else { cout<<" "; } } cout<<endl; } for(int i=n;i>=1;i--) { for(int j=1;j<=n2+1;j++) { if(n-i+2j||n+ij) { cout<<""; } else { cout<<" "; } } cout<<endl; } }

                            • 0
                              @ 2023-8-27 18:16:43
                              # 循环嵌套初学者看过来!
                              #include <iostream>
                              #include <iomanip>
                              #include <cmath>
                              using namespace std;
                              long long n,day,sum;
                              int main()
                              {
                              	cin >> n;
                              	for(int i = 1;i <= n;i++)
                              	{
                              		for(int j = 1;j <= i;j++)
                              		{
                              			day++;
                              			sum += i;
                              			if(day == n)
                              			{
                              				cout << sum;
                              				return 0;
                              			}
                              		}
                              	}
                              	return 0;
                              }
                              
                              • 0
                                using namespace std;
                                long long n,sum,day,i,j;
                                int main()
                                {
                                	cin>>n;
                                	for(i=1;i<=n;i++)
                                	{
                                		sum = sum+i*i;
                                		day = (1+i)*i/2;
                                		if(day>=n)
                                		{
                                			sum=sum-(day-n)*i;
                                			cout<<sum;
                                			return 0;
                                		}
                                	}
                                }
                                
                                • 0
                                  @ 2023-3-26 19:57:36

                                  #include<iostream>

                                  using namespace std; int t; int main(){ int n,sum=0,day=0; cin>>n; for(int i=1;i<=n;i++){

                                  sum=sum+i*i;
                                  		day=(1+i)*i/2;
                                  		if(day>=n){
                                  			sum=sum-(day-n)*i;
                                  			cout<<sum;
                                  			return 0;
                                  		}
                                  	
                                  	
                                  }
                                  cout<<t;
                                  return 0;
                                  

                                  }

                                  • 0
                                    @ 2023-3-26 19:32:28

                                    #include<iostream>

                                    using namespace std; int t; int main(){ int n,sum=0,day=0; cin>>n; for(int i=1;i<=n;i++){ for(int j=1;j<=i;j++){ sum+=i; day++; if(day==n){ cout<<sum; return 0; } }

                                    }
                                    cout<<t;
                                    return 0;
                                    

                                    }

                                    • 0
                                      @ 2023-3-26 19:32:20

                                      #include<iostream>

                                      using namespace std; int t; int main(){ int n,sum=0,day=0; cin>>n; for(int i=1;i<=n;i++){ for(int j=1;j<=i;j++){ sum+=i; day++; if(day==n){ cout<<sum; return 0; } }

                                      }
                                      cout<<t;
                                      return 0;
                                      

                                      }

                                      • 0
                                        @ 2023-3-26 19:32:06

                                        #include<iostream> using namespace std; int main() { int k, coin = 0, day = 0; cin >> k; for (int i = 1;; i++) for (int j = 1; j <= i; j++) { coin += i; day++; if (day == k) { cout << coin << endl; return 0; } } return 0; }

                                        • 0
                                          #include <iostream>
                                          #include <stdio.h>
                                          #include <string.h>
                                          using namespace std;
                                          double n,sum,day;
                                          int main(){
                                          	cin>>n;
                                          	for(int i=1;i<=n;i++){
                                          			sum=sum+1*1;;
                                          			day=(i+1)*i/2;
                                          			if(day==n){
                                          				cout<<sum;
                                          				return 0;
                                          			}
                                          	}
                                          } 
                                          

                                          信息

                                          ID
                                          919
                                          时间
                                          1000ms
                                          内存
                                          128MiB
                                          难度
                                          4
                                          标签
                                          递交数
                                          902
                                          已通过
                                          386
                                          上传者