1 solutions

  • 0
    @ 2025-11-5 18:34:32

    C++ :

    #include<bits/stdc++.h>
    using namespace std;
    int n;
    bool pd(int x){
        int s=x*(x+1)/2;
        s-=n;
        if(s%3==0&&s/3<=x&&s/3>=1){
            cout<<s/3<<" "<<x;
            return 1;
        }
        else return 0;
    }
    int main(){
        cin>>n;
        for(int i=1;;i++){
            if(pd(i)){
                return 0;   
            }
        }
        return 0;
    } 
    
    • 1

    Information

    ID
    18933
    Time
    1000ms
    Memory
    128MiB
    Difficulty
    (None)
    Tags
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